Difference between revisions of "MindTractsAT"
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− | <pre style="color: green">Biological Mind Tracts | + | <pre style="color: green">Biological Mind Tracts</pre> |
− | </pre> | + | |
[[Home]] -> [[BiologicalLifeResearch]] -> [[MindTracts]] -> [[MindTractsAT]] | [[Home]] -> [[BiologicalLifeResearch]] -> [[MindTracts]] -> [[MindTractsAT]] | ||
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This page is intended to describe set of ascending tracts | This page is intended to describe set of ascending tracts | ||
− | + | __TOC__ | |
= Tract Details = | = Tract Details = | ||
(generated) | (generated) | ||
− | TRACT SET: | + | TRACT SET: '''Ascending Tracts''' |
<img src="http://intranet.tdmu.edu.ua/data/kafedra/internal/anatomy/classes_stud/en/med/lik/ptn/1/19%20SPINAL%20CORD.%20BASE%20OF%20THE%20BRAIN.files/image044.jpg" alt="unavailable"> | <img src="http://intranet.tdmu.edu.ua/data/kafedra/internal/anatomy/classes_stud/en/med/lik/ptn/1/19%20SPINAL%20CORD.%20BASE%20OF%20THE%20BRAIN.files/image044.jpg" alt="unavailable"> | ||
− | + | ** [[http://en.wikipedia.org/wiki/Anterolateral_system|TRACT ALS]]: '''anterolateral system'''; conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain | |
− | * [[http://en.wikipedia.org/wiki/Spinothalamic_tract|TRACT PSTS]]: | + | * [[http://en.wikipedia.org/wiki/Spinothalamic_tract|TRACT PSTS]]: '''paleospinothalamic system'''; transmits pain mainly from the peripheral slow-chronic type C pain fibers; transmits information to thalamus about pain, temperature, itch and crude touch (conscious; cervical-anterior-toward-contralateral, thoracic, lumbar, sacral-lateral slices) |
− | + | ** [[http://en.wikipedia.org/wiki/Anterior_spinothalamic_tract|TRACT ASTT]]: '''anterior spinothalamic tract''' (anterolateral tract); pain, temperature, light touch (tactile sensibility), two-point discrimination, stereognosis; path: {skin - slow pain, temperature, slightly tactile} -> {BA 3,1,2} | |
− | + | *** <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104445_18586.jpg" alt="unavailable"> | |
− | + | *** path '''ASTTL''': lower slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LSG|Lower Substantia Gelatinosa,LPC.SC.PH.LSG]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | *** path '''ASTTU''': upper slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_USG|Upper Substantia Gelatinosa,LPC.SC.PH.USG]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Lateral_spinothalamic_tract|TRACT LSTT]]: '''lateral spinothalamic tract'''; pain, temperature; path: {body pain, temperature, crude touch} -> {BA 3,1,2} | |
− | + | *** <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104420_26275.jpg" alt="unavailable"> | |
− | + | *** path '''LSTT.MD''': lower body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_SC_PH_LSG|Lower Substantia Gelatinosa,LPC.SC.PH.LSG]] -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD ([[BrainRegionNDM_FD_TH_MDM|Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM]], [[BrainRegionNCP_FD_TH_MDC|Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC]], [[BrainRegionNMA_FD_TH_MDL|Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL]]) -> [[BrainRegionNDM_NC_AL_DACG|Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG]] | |
− | + | *** path '''LSTT.UMD''': upper body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_SC_PH_USG|Upper Substantia Gelatinosa,LPC.SC.PH.USG]] -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD ([[BrainRegionNDM_FD_TH_MDM|Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM]], [[BrainRegionNCP_FD_TH_MDC|Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC]], [[BrainRegionNMA_FD_TH_MDL|Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL]]) -> [[BrainRegionNDM_NC_AL_DACG|Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG]] | |
− | + | *** path '''LSTTL''': lower body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] | |
− | + | *** path '''LSTTL.VPI''': lower body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]] | |
− | + | *** path '''LSTTU''': upper body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] | |
− | + | *** path '''LSTTU.VPI''': upper body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Posterolateral_tract|TRACT LST]]: '''tract of Lissauer''' (fasciculus of Lissauer, tract/zone of Lissauer, dorsolateral fasciculus, posterolateract tract, dorsolateral tract); fast pain; intraspinal, discriminative pain and temperature information - location, intensity and quality (pain duration equals to stimulus duration; joins spinothalamic tract); path: {A-delta pain fibers} -> {to neocortex BA 3b} | |
− | + | *** path '''DLF.VPL''': from medial LSN; joins fasciculus gracilis; initial sharp localization of pain (lower body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLPC_HM_GR|Gracile Nucleus,LPC.HM.GR]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | *** path '''DLF.VPM''': from lateral LSN; joins fasciculus cuneatus; initial sharp localization of pain (upper body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLPC_HM_CU|Cuneate Nucleus,LPC.HM.CU]] -> [[BrainRegionNSA_FD_TH_VPM|Ventral Posteromedial Nucleus,NSA.FD.TH.VPM]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | *** path '''DLFL''': lower autonomic and homeostatic functions, initial sharp localization of pain (lower body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | + | *** path '''DLFU''': upper autonomic and homeostatic functions, initial sharp localization of pain (upper body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | * TRACT SLS: | + | * TRACT SLS: '''spinolimbic system'''; connect spinal cord with limbic structures |
− | + | ** [[http://www.ncbi.nlm.nih.gov/pubmed/8613771|TRACT SHTT]]: '''spinohypothalamic tract'''; provide nociceptive information to a variety of nuclei throughout the diencephalon and brainstem bilaterally (nociception integration, from C-fibers innervating muscles); path: {body pain, temperature} -> {hypothalamus} | |
− | + | *** <img src="http://ahuman.googlecode.com/svn/images/wiki/research/biomodel/spinohypothalamic-tract.png" alt="unavailable" height=600> | |
− | + | *** path '''SHT.HT.AHT''': affect appetite, autonomic and homeostatic functions, and related motivational and affective responses to autonomic function (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLAC_FD_HT_AH|Anterior Hypothalamic Nucleus,LAC.FD.HT.AH]] | |
− | + | *** path '''SHT.HT.DM''': affect blood pressure, heart rate (pain fibers to dorsomedial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLAC_FD_HT_DM|Dorsomedial Hypothalamic Nucleus,LAC.FD.HT.DM]] | |
− | + | *** path '''SHT.HT.LT''': affect thirst and hunger (pain fibers to lateral nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> Lateral Hypothalamic Area,HTA.FD.HT.LT ([[BrainRegionLAC_FD_HT_LTN|Lateral Hypothalamic Nucleus,LAC.FD.HT.LTN]], [[BrainRegionLAC_FD_HT_SUM|Supramammillary Nucleus,LAC.FD.HT.SUM]], [[BrainRegionLAC_FD_HT_TBM|Tuberomammillary Nucleus,LAC.FD.HT.TBM]], [[BrainRegionLAC_FD_HT_PRM|Premammillary Nucleus,LAC.FD.HT.PRM]]) | |
− | + | *** path '''SHT.HT.SCN''': affect 24-hour rhythms (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLAC_FD_HT_SCN|Suprachiasmatic Nucleus,LAC.FD.HT.SCN]] | |
− | + | *** path '''SHT.HT.SO''': affect blood volume or blood pressure (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLAC_FD_HT_SO|Supraoptic Nucleus,LAC.FD.HT.SO]] | |
− | + | *** path '''SHT.LLSN''': lower pain, temperature for ANS (lower pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | + | *** path '''SHT.ULSN''': upper pain, temperature for ANS (upper pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Periaqueductal_gray|TRACT SMST]]: '''spinomesencephalic tract'''; ascending pain and temperature fibers of the spinothalamic tract also send information to the PAG; path: {MG nucleus} -> {PAG, MRF} | |
− | + | *** <img src="http://www.ib.cnea.gov.ar/~redneu/2013/BOOKS/Principles%20of%20Neural%20Science%20-%20Kandel/gateway.ut.ovid.com/fulltextservice/ct%7B06b9ee1beed594190674f1983457a7dd32af6a0d5a4c9892~28/da5c22ff14.gif.png" alt="unavailable" height=800> | |
− | + | *** path '''SMT.LPAG''': initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_LMG|Lower Marginal Nucleus,LPC.SC.PH.LMG]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]] | |
− | + | *** path '''SMT.UPAG''': initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_UMG|Upper Marginal Nucleus,LPC.SC.PH.UMG]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Solitary_tract|TRACT SST]]: '''spinosolitary tract'''; central transmission of visceronoceptive messages (visceronociception, short-latency nociceptive input); path: {body pain, temperature} -> {solitary nucleus} | |
− | + | *** path '''SST''': autonomic regulation of of stress response to painful visceral stimuli (pain fibers to solitary nucleus to parabrachial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] -> [[BrainRegionLPC_HM_SOL|Solitary Nucleus,LPC.HM.SOL]] -> [[BrainRegionLPC_HP_PB|Parabrachial Nucleus,LPC.HP.PB]] | |
− | + | *** path '''SST.LLSN''': pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | + | *** path '''SST.ULSN''': pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLAC_SC_LH_LSN|Lateral Spinal Nucleus,LAC.SC.LH.LSN]] | |
− | * [[http://en.wikipedia.org/wiki/Spinoreticular_tract|TRACT SRS]]: | + | * [[http://en.wikipedia.org/wiki/Spinoreticular_tract|TRACT SRS]]: '''spinoreticular system'''; automatic responses to pain |
− | + | ** TRACT SMRT: '''spinomedulloreticular tract'''; automatic responses to pain; path: {visceral pain} -> {MRF, entire cortex} | |
− | + | *** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp3619.jpg" alt="unavailable" height=600> | |
− | + | *** path '''SRT.MEDL''': lower automatic responses to pain; attentional and alerting mechanisms (lower viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> [[BrainRegionLRC_HM_RF_MED|Central Medullary Reticular Nucleus,LRC.HM.RF.MED]] | |
− | + | *** path '''SRT.MEDU''': upper automatic responses to pain; attentional and alerting mechanisms (upper viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> [[BrainRegionLRC_HM_RF_MED|Central Medullary Reticular Nucleus,LRC.HM.RF.MED]] | |
− | + | ** TRACT SPRT: '''spinopontoreticular tract'''; automatic responses to pain; path: {visceral pain} -> {MRF, entire cortex} | |
− | + | *** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp3619.jpg" alt="unavailable" height=600> | |
− | + | *** path '''SRT.LVA''': exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (lower crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Pontine Reticular Formation, Medial Column,HP.RF.MED ([[BrainRegionLRC_HP_PRF_RPO|Oral Pontine Reticular Nucleus,LRC.HP.PRF.RPO]], [[BrainRegionLRC_HP_PRF_CRF|Caudal Pontine Reticular Nucleus,LRC.HP.PRF.CRF]], [[BrainRegionLMC_HP_LC|Locus Coeruleus,LMC.HP.LC]], [[BrainRegionLRC_HP_PRF_PVR|Parvocellular Reticular Nucleus,LRC.HP.PRF.PVR]]) -> [[BrainRegionNMA_FD_TH_VA|Ventral Anterior Nucleus,NMA.FD.TH.VA]] | |
− | + | *** path '''SRT.UVA''': exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (upper crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Pontine Reticular Formation, Medial Column,HP.RF.MED ([[BrainRegionLRC_HP_PRF_RPO|Oral Pontine Reticular Nucleus,LRC.HP.PRF.RPO]], [[BrainRegionLRC_HP_PRF_CRF|Caudal Pontine Reticular Nucleus,LRC.HP.PRF.CRF]], [[BrainRegionLMC_HP_LC|Locus Coeruleus,LMC.HP.LC]], [[BrainRegionLRC_HP_PRF_PVR|Parvocellular Reticular Nucleus,LRC.HP.PRF.PVR]]) -> [[BrainRegionNMA_FD_TH_VA|Ventral Anterior Nucleus,NMA.FD.TH.VA]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Spinotectal_tract|TRACT STCT]]: '''spinotectal tract'''; spinovisual reflexes; head/eye movement toward stimulus source (arises in the anterolateral column); path: {free nerve endings; crude touch, temperature, pain} -> {inferior and superior colliculi} | |
− | + | *** path '''STCT''': Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_NP|Proprius Nucleus,LPC.SC.PH.NP]] -> [[BrainRegionLRC_MM_SC_DEEP|Deep Superior Colliculus,LRC.MM.SC.DEEP]] | |
− | * [[http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html|TRACT TTS]]: | + | * [[http://www.neuroanatomy.wisc.edu/virtualbrain/BrainStem/03CNV.html|TRACT TTS]]: '''trigeminothalamic system''' (neospinothalamic tract); all somatosensory submodalities from head |
− | + | ** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp15F37.jpg" alt="unavailable" height=700> | |
− | + | ** [[http://en.wikipedia.org/wiki/Anterior_trigeminothalamic_tract|TRACT ATTT]]: '''anterior trigeminothalamic tract''' (ventral trigeminothalamic tract); awareness of the exact location of the painful stimulus; pain, temperature, and crude touch pathway; path: {face, head and neck} -> {SI - BA 1,2} | |
− | + | *** path '''TTT.GNG''': nociceptors (nociceptors of cranial nerves VII to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_GNG|Geniculate Ganglion,LPC.PN.SG.GNG]] -> [[BrainRegionLPC_HM_TGM_STR|Spinal Trigeminal Nucleus,LPC.HM.TGM.STR]] | |
− | + | *** path '''TTT.JUG''': nociceptors (nociceptors of cranial nerves IX,X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_JUG|Jugular Ganglion,LPC.PN.SG.JUG]] -> [[BrainRegionLPC_HM_TGM_STR|Spinal Trigeminal Nucleus,LPC.HM.TGM.STR]] | |
− | + | *** path '''TTT.NOD''': nociceptors (nociceptors of cranial nerves X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_NOD|Nodose Ganglion,LPC.PN.SG.NOD]] -> [[BrainRegionLPC_HM_TGM_STR|Spinal Trigeminal Nucleus,LPC.HM.TGM.STR]] | |
− | + | *** path '''TTT.TRG''': nociceptors (head, face and intraoral structures nociceptors to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_TRG|Trigeminal Ganglion,LPC.PN.SG.TRG]] -> [[BrainRegionLPC_HM_TGM_STR|Spinal Trigeminal Nucleus,LPC.HM.TGM.STR]] | |
− | + | *** path '''TTT.VPM''': nociceptors (spinal trigeminal nucleus to S1); FIBERS={A-delta-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HM_TGM_STR|Spinal Trigeminal Nucleus,LPC.HM.TGM.STR]] -> [[BrainRegionNSA_FD_TH_VPM|Ventral Posteromedial Nucleus,NSA.FD.TH.VPM]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Dorsal_trigeminal_tract|TRACT DTTT]]: '''dorsal trigeminal tract''' (dorsal trigeminothalamic tract, lemniscus); immediate awareness of a painful sensation; pressure and tactile discrimination sensation; path: {head MC,PC} -> {SII - BA 40,43} | |
− | + | *** path '''DTT''': face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_PN_SG_TRG|Trigeminal Ganglion,LPC.PN.SG.TRG]] -> [[BrainRegionLPC_HP_PTP_PTR|Principal Trigeminal Nucleus,LPC.HP.PTP.PTR]] | |
− | + | *** path '''DTT.MD''': pain, temperature for reward (marginal nucleus to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HP_PTP_PTR|Principal Trigeminal Nucleus,LPC.HP.PTP.PTR]] -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD ([[BrainRegionNDM_FD_TH_MDM|Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM]], [[BrainRegionNCP_FD_TH_MDC|Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC]], [[BrainRegionNMA_FD_TH_MDL|Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL]]) -> [[BrainRegionNDM_NC_AL_DACG|Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG]] | |
− | + | *** path '''DTT.PF''': face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HP_PTP_PTR|Principal Trigeminal Nucleus,LPC.HP.PTP.PTR]] -> [[BrainRegionFEC_FD_TH_PF|Parafascicular Nucleus of Thalamus,FEC.FD.TH.PF]] -> [[BrainRegionNSA_NC_PO_PCC|Precentral Cortex,NSA.NC.PO.PCC]] | |
− | + | *** path '''DTT.VPI''': pain, temperature for emotion (marginal nucleus to insula); FIBERS={C-sensory}, ENDINGS={SFN}: [[BrainRegionLPC_HP_PTP_PTR|Principal Trigeminal Nucleus,LPC.HP.PTP.PTR]] -> [[BrainRegionNSA_FD_TH_VPI|Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI]] -> [[BrainRegionNCP_NC_INS_PIC|Posterior Insular Cortex,NCP.NC.INS.PIC]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Medial_lemniscus|TRACT MLS]]: '''medial lemniscus system'''; transmits touch, vibration sense, proprioception data | |
* <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104327_66852.jpg" alt="unavailable"> | * <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026104327_66852.jpg" alt="unavailable"> | ||
− | * [[http://en.wikipedia.org/wiki/Posterior_column-medial_lemniscus_pathway|TRACT PCS]]: | + | * [[http://en.wikipedia.org/wiki/Posterior_column-medial_lemniscus_pathway|TRACT PCS]]: '''posterior column system''' (dorsal column, Reils band, Reils ribbon); two point discrimination (fine touch, fine pressure - MC), pressure (deep receptors - PC), vibration (PC), conscious proprioception (MS) (alpha/beta mechanoreceptors, conscious; discrimination of those sensations that an animal must explore actively) |
− | + | ** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp1499.jpg" alt="unavailable" height=700> | |
− | + | ** [[http://en.wikipedia.org/wiki/Cuneate_fasciculus|TRACT FCT]]: '''fasciculus cuneatus tract''' (tract of Burdach); upper body well-localized discriminative proprioception, fine touch (muscle afferents and cutaneous mechanoreceptors (C1-T6 dermatomes); thoracic-toward-contralateral and cervical slices); path: {upper trunk, forelimb deep structures and skin} -> {neocortex BA 3b, lateral} | |
− | + | *** path '''PCT.CUL''': conscious sensations of neck, trunk, and extremities (neck (C4), trunk (T1-T6), and extremities - arms (C5-T2) to S1 lateral); FIBERS={A-beta}, ENDINGS={SMC,SPC,SHF}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HM_CU|Cuneate Nucleus,LPC.HM.CU]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | *** path '''PCT.CUM''': conscious sensations of head (geniohyoid (C1), head top (C2), head back above neck (C3) to S1 medial); FIBERS={A-alpha-Ia; A-beta}, ENDINGS={SMC,SPC,SHF}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HM_CU|Cuneate Nucleus,LPC.HM.CU]] -> [[BrainRegionNSA_FD_TH_VPM|Ventral Posteromedial Nucleus,NSA.FD.TH.VPM]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Gracile_fasciculus|TRACT FGT]]: '''fasciculus gracilis tract''' (tract of Goll); lower body well-localized discriminative fine touch (sacral-toward-contralateral and lumbar slices; mostly cutaneous (proprioception via CLN)); path: {lower body, muscle afferents} -> {somatosensory cortex} | |
− | + | *** path '''PCT.GRL''': epicritic, kinesthetic, and conscious proprioceptive information from lower body (receptors of thoracic and lower limbs, T7-CX to neocortex BA 3b, medial); FIBERS={A-beta}, ENDINGS={SMS,SPC}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_HM_GR|Gracile Nucleus,LPC.HM.GR]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | * [[http://en.wikipedia.org/wiki/Spinocervical_pathway|TRACT SCVT]]: | + | * [[http://en.wikipedia.org/wiki/Spinocervical_pathway|TRACT SCVT]]: '''spinocervical tract''' (Morin's tract); static position, Ruffini endings (thoracic-toward-contralateral and cervical slices); path: {receptors of thoracic and lower limbs, T7-CX} -> {somatosensory cortex} |
− | + | ** <img src="http://www.cixip.com/Public/kindeditor/attached/image/20121026/20121026103923_13924.jpg" alt="unavailable"> | |
− | + | ** path '''SCVT''': tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_NP|Proprius Nucleus,LPC.SC.PH.NP]] -> [[BrainRegionLPC_SC_LH_LCV|Lateral Cervical Nucleus,LPC.SC.LH.LCV]] | |
− | + | ** path '''SCVT.PAG''': alerts about presence of cutaneous stimuli that might represent danger, necessitating flight (cutaneous stimuli to PAG); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: [[BrainRegionLPC_SC_LH_LCV|Lateral Cervical Nucleus,LPC.SC.LH.LCV]] -> [[BrainRegionLMC_MM_PAG|Periaqueductal Gray Matter,LMC.MM.PAG]] | |
− | + | ** path '''SCVT.VPL''': four-neuron, fast-conducting, tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: [[BrainRegionLPC_SC_LH_LCV|Lateral Cervical Nucleus,LPC.SC.LH.LCV]] -> [[BrainRegionNSA_FD_TH_VPL|Ventral Posterolateral Nucleus,NSA.FD.TH.VPL]] -> [[BrainRegionNSA_NC_PG_S1|Primary Somatosensory Cortex,NSA.NC.PG.S1]] | |
− | + | ** [[http://en.wikipedia.org/wiki/Spinocerebellar_tract|TRACT SCS]]: '''spinocerebellar system'''; spinal cord to cerebellum | |
− | * TRACT DSCS: | + | * TRACT DSCS: '''direct spinocerebellar system'''; spinal cord nuclei to cerebellum (lower are dorsal and ventral SC tracts; upper are cuneocerebellar and rostral spinocerebellar tract) |
− | + | ** <img src="http://ahuman.googlecode.com/svn/images/wiki/research/biomodel/spinocerebellar-tracts.png" alt="unavailable" height=600> | |
− | + | ** [[http://en.wikipedia.org/wiki/Posterior_external_arcuate_fibers|TRACT CSCT]]: '''cuneocerebellar tract'''; relay information about limb position and movement to the cerebellum (upper extremity equivalent of Clarkes column to CR tract - posterior spinocerebellar tract); path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, vermis and paravermis of the ipsilateral posterior lobe} | |
− | + | *** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp14100_thumb.jpg" alt="unavailable"> | |
− | + | *** path '''CSCT''': proprioceptive and exteroceptive information (upper limb muscles to accessory cuneate nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_HM_ACU|Accessory Cuneate Nucleus,LPC.HM.ACU]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | ** [[http://en.wikipedia.org/wiki/Dorsal_spinocerebellar_tract|TRACT DSCT]]: '''dorsal spinocerebellar tract''' (posterior spinocerebellar tract, Flechsigs tract); conveys proprioceptive information from proprioceptors in the skeletal muscles and joints to the cerebellum (ipsilateral, proprioceptive and tactile information); path: {neuromuscular spindles and Golgi tendon organs, joint receptors, cutaneous receptors, lower limbs, below L3} -> {cerebellum, mainly ipsilateral anterior lobe} | |
− | + | *** path '''DSCTL''': proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_PH_CL|Clarke Nucleus,LPC.SC.PH.CL]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | *** path '''DSCTU''': proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_CL|Clarke Nucleus,LPC.SC.PH.CL]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | ** [[http://en.wikipedia.org/wiki/Rostral_spinocerebellar_tract|TRACT RSCT]]: '''rostral spinocerebellar tract'''; transmits information from the golgi tendon organs of the cranial half of the body to the cerebellum (upper extremity equivalent of ventral spinocerebellar tract); path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, anterior lobe} | |
− | + | *** <img src="http://classconnection.s3.amazonaws.com/74/flashcards/874074/png/ventral:rostral_spinocerebellar_tracts1323673590697.png" alt="unavailable"> | |
− | + | *** path '''RSCT''': proprioceptive information (upper limb muscles to centrobasalis nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLLC_SC_IZ_CCV|Central Cervical Nucleus,LLC.SC.IZ.CCV]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | ** [[http://en.wikipedia.org/wiki/Ventral_spinocerebellar_tract|TRACT VSCT]]: '''ventral spinocerebellar tract''' (anterior spinocerebellar tract, Gowers tract); conveys information about postural stability of the lower limbs to cerebellum (bilaterally, double cross, proprioceptive/fine touch/vibration; from nucleus proprius); path: {neuromuscular spindles and Golgi tendon organs, trunk, C8-L3} -> {cerebellum} | |
− | + | *** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp14101_thumb.jpg" alt="unavailable" height=500> | |
− | + | *** path '''VSCTL''': proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: [[BrainRegionLPC_PN_SG_LDRG|Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | *** path '''VSCTU''': proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_IZ_IMM|Intermediomedial Nucleus,LPC.SC.IZ.IMM]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | * TRACT SMTS: | + | * TRACT SMTS: '''spinometencephalic system'''; spinal cord to intermediate nucleus to cerebellum |
− | + | ** <img src="http://what-when-how.com/wp-content/uploads/2012/04/tmp15F109.jpg" alt="unavailable" height=500> | |
− | + | ** [[http://en.wikipedia.org/wiki/Spino-olivary_tract|TRACT SOT]]: '''spinoolivary tract''' (Helwegs tract); automatic movements of head, neck and upper limb; path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum} | |
− | + | *** path '''SOT.CCV''': cutaneous information to cerebellum (skin mechanoreceptors to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLLC_SC_IZ_CCV|Central Cervical Nucleus,LLC.SC.IZ.CCV]] -> [[BrainRegionLLC_HM_IO|Inferior Olivary Nucleus,LLC.HM.IO]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | *** path '''SOT.NPR''': proprioception to cerebellum (muscle spindles and Golgi tendons to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT,SMS}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLPC_SC_PH_NP|Proprius Nucleus,LPC.SC.PH.NP]] -> [[BrainRegionLLC_HM_IO|Inferior Olivary Nucleus,LLC.HM.IO]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) | |
− | + | ** [[http://en.wikipedia.org/wiki/Spino-olivary_tract|TRACT SVT]]: '''spinovestibular tract'''; information from cutaneous and proprioceptive organs to CR; path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum} | |
− | + | *** path '''SVT.CCV''': cutaneous information to cerebellum (skin mechanoreceptors to vestibular nucleus to cerebellum; C1-C4); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: [[BrainRegionLPC_PN_SG_UDRG|Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG]] -> [[BrainRegionLLC_SC_IZ_CCV|Central Cervical Nucleus,LLC.SC.IZ.CCV]] -> [[BrainRegionLPC_HP_IVBN|Inferior Vestibular Nuclei,LPC.HP.IVBN]] -> Cerebellum,LLC.HP.CR ([[BrainRegionLLC_HP_CR_CC|Cerebrocerebellum,LLC.HP.CR.CC]], [[BrainRegionLLC_HP_CR_SC|Spinocerebellum,LLC.HP.CR.SC]], [[BrainRegionLLC_HP_CR_VC|Vestibulocerebellum,LLC.HP.CR.VC]], [[BrainRegionLLC_HP_CR_DN|Dentate Nucleus,LLC.HP.CR.DN]], [[BrainRegionLLC_HP_CR_EN|Emboliform Nucleus,LLC.HP.CR.EN]], [[BrainRegionLLC_HP_CR_GN|Globose Nucleus,LLC.HP.CR.GN]], [[BrainRegionLLC_HP_CR_FN|Fastigual Nucleus,LLC.HP.CR.FN]]) |
Revision as of 10:50, 16 June 2015
Biological Mind Tracts
Home -> BiologicalLifeResearch -> MindTracts -> MindTractsAT
This page is intended to describe set of ascending tracts
Contents
Tract Details
(generated)
TRACT SET: Ascending Tracts
- [ALS]: anterolateral system; conveys pain, temperature (protopathic sensation), and crude touch from the periphery to the brain
- [PSTS]: paleospinothalamic system; transmits pain mainly from the peripheral slow-chronic type C pain fibers; transmits information to thalamus about pain, temperature, itch and crude touch (conscious; cervical-anterior-toward-contralateral, thoracic, lumbar, sacral-lateral slices)
- [ASTT]: anterior spinothalamic tract (anterolateral tract); pain, temperature, light touch (tactile sensibility), two-point discrimination, stereognosis; path: {skin - slow pain, temperature, slightly tactile} -> {BA 3,1,2}
- path ASTTL: lower slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Substantia Gelatinosa,LPC.SC.PH.LSG -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- path ASTTU: upper slightly tactile (head and body MD,MC,PC,HF receptors to S1); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Substantia Gelatinosa,LPC.SC.PH.USG -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- [LSTT]: lateral spinothalamic tract; pain, temperature; path: {body pain, temperature, crude touch} -> {BA 3,1,2}
- path LSTT.MD: lower body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Substantia Gelatinosa,LPC.SC.PH.LSG -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM, Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC, Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
- path LSTT.UMD: upper body pain, temperature for reward (pain to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Substantia Gelatinosa,LPC.SC.PH.USG -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM, Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC, Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
- path LSTTL: lower body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG
- path LSTTL.VPI: lower body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Lower Marginal Nucleus,LPC.SC.PH.LMG -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
- path LSTTU: upper body pain, temperature (head and body FN,RC receptors to marginal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG
- path LSTTU.VPI: upper body pain, temperature for emotion (pain to insula); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Marginal Nucleus,LPC.SC.PH.UMG -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
- [LST]: tract of Lissauer (fasciculus of Lissauer, tract/zone of Lissauer, dorsolateral fasciculus, posterolateract tract, dorsolateral tract); fast pain; intraspinal, discriminative pain and temperature information - location, intensity and quality (pain duration equals to stimulus duration; joins spinothalamic tract); path: {A-delta pain fibers} -> {to neocortex BA 3b}
- path DLF.VPL: from medial LSN; joins fasciculus gracilis; initial sharp localization of pain (lower body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Gracile Nucleus,LPC.HM.GR -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- path DLF.VPM: from lateral LSN; joins fasciculus cuneatus; initial sharp localization of pain (upper body to neocortex BA 3b); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Cuneate Nucleus,LPC.HM.CU -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- path DLFL: lower autonomic and homeostatic functions, initial sharp localization of pain (lower body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Marginal Nucleus,LPC.SC.PH.LMG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- path DLFU: upper autonomic and homeostatic functions, initial sharp localization of pain (upper body to hypothalamus and neocortex); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- [ASTT]: anterior spinothalamic tract (anterolateral tract); pain, temperature, light touch (tactile sensibility), two-point discrimination, stereognosis; path: {skin - slow pain, temperature, slightly tactile} -> {BA 3,1,2}
- TRACT SLS: spinolimbic system; connect spinal cord with limbic structures
- [SHTT]: spinohypothalamic tract; provide nociceptive information to a variety of nuclei throughout the diencephalon and brainstem bilaterally (nociception integration, from C-fibers innervating muscles); path: {body pain, temperature} -> {hypothalamus}
- path SHT.HT.AHT: affect appetite, autonomic and homeostatic functions, and related motivational and affective responses to autonomic function (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Anterior Hypothalamic Nucleus,LAC.FD.HT.AH
- path SHT.HT.DM: affect blood pressure, heart rate (pain fibers to dorsomedial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Dorsomedial Hypothalamic Nucleus,LAC.FD.HT.DM
- path SHT.HT.LT: affect thirst and hunger (pain fibers to lateral nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Lateral Hypothalamic Area,HTA.FD.HT.LT (Lateral Hypothalamic Nucleus,LAC.FD.HT.LTN, Supramammillary Nucleus,LAC.FD.HT.SUM, Tuberomammillary Nucleus,LAC.FD.HT.TBM, Premammillary Nucleus,LAC.FD.HT.PRM)
- path SHT.HT.SCN: affect 24-hour rhythms (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Suprachiasmatic Nucleus,LAC.FD.HT.SCN
- path SHT.HT.SO: affect blood volume or blood pressure (pain fibers to anterior hypothalamus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Supraoptic Nucleus,LAC.FD.HT.SO
- path SHT.LLSN: lower pain, temperature for ANS (lower pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- path SHT.ULSN: upper pain, temperature for ANS (upper pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- [SMST]: spinomesencephalic tract; ascending pain and temperature fibers of the spinothalamic tract also send information to the PAG; path: {MG nucleus} -> {PAG, MRF}
- path SMT.LPAG: initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lower Marginal Nucleus,LPC.SC.PH.LMG -> Periaqueductal Gray Matter,LMC.MM.PAG
- path SMT.UPAG: initiates pain inhibition (activates enkephalin-releasing neurons that project to raphe nuclei, descending to inhibitory interneurons located in Laminae II); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Upper Marginal Nucleus,LPC.SC.PH.UMG -> Periaqueductal Gray Matter,LMC.MM.PAG
- [SST]: spinosolitary tract; central transmission of visceronoceptive messages (visceronociception, short-latency nociceptive input); path: {body pain, temperature} -> {solitary nucleus}
- path SST: autonomic regulation of of stress response to painful visceral stimuli (pain fibers to solitary nucleus to parabrachial nucleus); FIBERS={C-sensory}, ENDINGS={SFN}: Lateral Spinal Nucleus,LAC.SC.LH.LSN -> Solitary Nucleus,LPC.HM.SOL -> Parabrachial Nucleus,LPC.HP.PB
- path SST.LLSN: pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- path SST.ULSN: pain, temperature for ANS (pain fibers to spinal integrator LSN); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Lateral Spinal Nucleus,LAC.SC.LH.LSN
- [SHTT]: spinohypothalamic tract; provide nociceptive information to a variety of nuclei throughout the diencephalon and brainstem bilaterally (nociception integration, from C-fibers innervating muscles); path: {body pain, temperature} -> {hypothalamus}
- [SRS]: spinoreticular system; automatic responses to pain
- TRACT SMRT: spinomedulloreticular tract; automatic responses to pain; path: {visceral pain} -> {MRF, entire cortex}
- path SRT.MEDL: lower automatic responses to pain; attentional and alerting mechanisms (lower viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Central Medullary Reticular Nucleus,LRC.HM.RF.MED
- path SRT.MEDU: upper automatic responses to pain; attentional and alerting mechanisms (upper viceral pain to spinal cord to medullary reticular formation; visceral and somatic pain to MRF); FIBERS={A-delta-sensory}, ENDINGS={SAD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Central Medullary Reticular Nucleus,LRC.HM.RF.MED
- TRACT SPRT: spinopontoreticular tract; automatic responses to pain; path: {visceral pain} -> {MRF, entire cortex}
- path SRT.LVA: exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (lower crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Pontine Reticular Formation, Medial Column,HP.RF.MED (Oral Pontine Reticular Nucleus,LRC.HP.PRF.RPO, Caudal Pontine Reticular Nucleus,LRC.HP.PRF.CRF, Locus Coeruleus,LMC.HP.LC, Parvocellular Reticular Nucleus,LRC.HP.PRF.PVR) -> Ventral Anterior Nucleus,NMA.FD.TH.VA
- path SRT.UVA: exerts excitatory influence predominantly on pontine reticular nuclei to facilitate contraction of extensor muscles of limb and trunk (upper crude touch/vibration to spinal cord to pontine reticular formation to thalamus; utilizes four levels of neurons); FIBERS={A-delta-sensory}, ENDINGS={SPC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Pontine Reticular Formation, Medial Column,HP.RF.MED (Oral Pontine Reticular Nucleus,LRC.HP.PRF.RPO, Caudal Pontine Reticular Nucleus,LRC.HP.PRF.CRF, Locus Coeruleus,LMC.HP.LC, Parvocellular Reticular Nucleus,LRC.HP.PRF.PVR) -> Ventral Anterior Nucleus,NMA.FD.TH.VA
- [STCT]: spinotectal tract; spinovisual reflexes; head/eye movement toward stimulus source (arises in the anterolateral column); path: {free nerve endings; crude touch, temperature, pain} -> {inferior and superior colliculi}
- path STCT: Head and eye attention to non-visual stimuli (crude touch to nucleus proprius to superior colliculus); FIBERS={C-sensory}, ENDINGS={SFN}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Deep Superior Colliculus,LRC.MM.SC.DEEP
- TRACT SMRT: spinomedulloreticular tract; automatic responses to pain; path: {visceral pain} -> {MRF, entire cortex}
- [TTS]: trigeminothalamic system (neospinothalamic tract); all somatosensory submodalities from head
- [ATTT]: anterior trigeminothalamic tract (ventral trigeminothalamic tract); awareness of the exact location of the painful stimulus; pain, temperature, and crude touch pathway; path: {face, head and neck} -> {SI - BA 1,2}
- path TTT.GNG: nociceptors (nociceptors of cranial nerves VII to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Geniculate Ganglion,LPC.PN.SG.GNG -> Spinal Trigeminal Nucleus,LPC.HM.TGM.STR
- path TTT.JUG: nociceptors (nociceptors of cranial nerves IX,X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Jugular Ganglion,LPC.PN.SG.JUG -> Spinal Trigeminal Nucleus,LPC.HM.TGM.STR
- path TTT.NOD: nociceptors (nociceptors of cranial nerves X to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Nodose Ganglion,LPC.PN.SG.NOD -> Spinal Trigeminal Nucleus,LPC.HM.TGM.STR
- path TTT.TRG: nociceptors (head, face and intraoral structures nociceptors to spinal trigeminal nucleus); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Trigeminal Ganglion,LPC.PN.SG.TRG -> Spinal Trigeminal Nucleus,LPC.HM.TGM.STR
- path TTT.VPM: nociceptors (spinal trigeminal nucleus to S1); FIBERS={A-delta-sensory}, ENDINGS={SFN}: Spinal Trigeminal Nucleus,LPC.HM.TGM.STR -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- [DTTT]: dorsal trigeminal tract (dorsal trigeminothalamic tract, lemniscus); immediate awareness of a painful sensation; pressure and tactile discrimination sensation; path: {head MC,PC} -> {SII - BA 40,43}
- path DTT: face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: Trigeminal Ganglion,LPC.PN.SG.TRG -> Principal Trigeminal Nucleus,LPC.HP.PTP.PTR
- path DTT.MD: pain, temperature for reward (marginal nucleus to frontal lobe); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HP.PTP.PTR -> Mediodorsal Nucleus of Thalamus,FCA.FD.TH.MD (Medial Mediodorsal Nucleus of Thalamus,NDM.FD.TH.MDM, Central Mediodorsal Nucleus of Thalamus,NCP.FD.TH.MDC, Lateral Mediodorsal Nucleus of Thalamus,NMA.FD.TH.MDL) -> Dorsal Anterior Cingulate Area,NDM.NC.AL.DACG
- path DTT.PF: face dull, burning pain, deep, aching pain, temperature and crude touch (head, face and intraoral structures to Precentral Cortex); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HP.PTP.PTR -> Parafascicular Nucleus of Thalamus,FEC.FD.TH.PF -> Precentral Cortex,NSA.NC.PO.PCC
- path DTT.VPI: pain, temperature for emotion (marginal nucleus to insula); FIBERS={C-sensory}, ENDINGS={SFN}: Principal Trigeminal Nucleus,LPC.HP.PTP.PTR -> Ventral Posteroinferior Nucleus,NSA.FD.TH.VPI -> Posterior Insular Cortex,NCP.NC.INS.PIC
- [MLS]: medial lemniscus system; transmits touch, vibration sense, proprioception data
- [PCS]: posterior column system (dorsal column, Reils band, Reils ribbon); two point discrimination (fine touch, fine pressure - MC), pressure (deep receptors - PC), vibration (PC), conscious proprioception (MS) (alpha/beta mechanoreceptors, conscious; discrimination of those sensations that an animal must explore actively)
- [FCT]: fasciculus cuneatus tract (tract of Burdach); upper body well-localized discriminative proprioception, fine touch (muscle afferents and cutaneous mechanoreceptors (C1-T6 dermatomes); thoracic-toward-contralateral and cervical slices); path: {upper trunk, forelimb deep structures and skin} -> {neocortex BA 3b, lateral}
- path PCT.CUL: conscious sensations of neck, trunk, and extremities (neck (C4), trunk (T1-T6), and extremities - arms (C5-T2) to S1 lateral); FIBERS={A-beta}, ENDINGS={SMC,SPC,SHF}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Cuneate Nucleus,LPC.HM.CU -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- path PCT.CUM: conscious sensations of head (geniohyoid (C1), head top (C2), head back above neck (C3) to S1 medial); FIBERS={A-alpha-Ia; A-beta}, ENDINGS={SMC,SPC,SHF}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Cuneate Nucleus,LPC.HM.CU -> Ventral Posteromedial Nucleus,NSA.FD.TH.VPM -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- [FGT]: fasciculus gracilis tract (tract of Goll); lower body well-localized discriminative fine touch (sacral-toward-contralateral and lumbar slices; mostly cutaneous (proprioception via CLN)); path: {lower body, muscle afferents} -> {somatosensory cortex}
- path PCT.GRL: epicritic, kinesthetic, and conscious proprioceptive information from lower body (receptors of thoracic and lower limbs, T7-CX to neocortex BA 3b, medial); FIBERS={A-beta}, ENDINGS={SMS,SPC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Gracile Nucleus,LPC.HM.GR -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- [SCVT]: spinocervical tract (Morin's tract); static position, Ruffini endings (thoracic-toward-contralateral and cervical slices); path: {receptors of thoracic and lower limbs, T7-CX} -> {somatosensory cortex}
- path SCVT: tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Lateral Cervical Nucleus,LPC.SC.LH.LCV
- path SCVT.PAG: alerts about presence of cutaneous stimuli that might represent danger, necessitating flight (cutaneous stimuli to PAG); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lateral Cervical Nucleus,LPC.SC.LH.LCV -> Periaqueductal Gray Matter,LMC.MM.PAG
- path SCVT.VPL: four-neuron, fast-conducting, tactile/pressure pathway from the spinal cord to sensory cortex (tactile/pressure to S1); FIBERS={A-alpha; A-beta}, ENDINGS={SRC}: Lateral Cervical Nucleus,LPC.SC.LH.LCV -> Ventral Posterolateral Nucleus,NSA.FD.TH.VPL -> Primary Somatosensory Cortex,NSA.NC.PG.S1
- [SCS]: spinocerebellar system; spinal cord to cerebellum
- TRACT DSCS: direct spinocerebellar system; spinal cord nuclei to cerebellum (lower are dorsal and ventral SC tracts; upper are cuneocerebellar and rostral spinocerebellar tract)
- [CSCT]: cuneocerebellar tract; relay information about limb position and movement to the cerebellum (upper extremity equivalent of Clarkes column to CR tract - posterior spinocerebellar tract); path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, vermis and paravermis of the ipsilateral posterior lobe}
- path CSCT: proprioceptive and exteroceptive information (upper limb muscles to accessory cuneate nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Accessory Cuneate Nucleus,LPC.HM.ACU -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- [DSCT]: dorsal spinocerebellar tract (posterior spinocerebellar tract, Flechsigs tract); conveys proprioceptive information from proprioceptors in the skeletal muscles and joints to the cerebellum (ipsilateral, proprioceptive and tactile information); path: {neuromuscular spindles and Golgi tendon organs, joint receptors, cutaneous receptors, lower limbs, below L3} -> {cerebellum, mainly ipsilateral anterior lobe}
- path DSCTL: proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Clarke Nucleus,LPC.SC.PH.CL -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- path DSCTU: proprioceptive and exteroceptive information (lower limb muscles to clarkes nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory; A-beta-sensory}, ENDINGS={SMS,SGT,SRC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Clarke Nucleus,LPC.SC.PH.CL -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- [RSCT]: rostral spinocerebellar tract; transmits information from the golgi tendon organs of the cranial half of the body to the cerebellum (upper extremity equivalent of ventral spinocerebellar tract); path: {proprioceptive/fine touch/vibration, C1-C7} -> {cerebellum, anterior lobe}
- path RSCT: proprioceptive information (upper limb muscles to centrobasalis nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- [VSCT]: ventral spinocerebellar tract (anterior spinocerebellar tract, Gowers tract); conveys information about postural stability of the lower limbs to cerebellum (bilaterally, double cross, proprioceptive/fine touch/vibration; from nucleus proprius); path: {neuromuscular spindles and Golgi tendon organs, trunk, C8-L3} -> {cerebellum}
- path VSCTL: proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: Lower Dorsal Root Ganglion,LPC.PN.SG.LDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- path VSCTU: proprioceptive information (body muscles to intermediomedial nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SMS,SGT}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Intermediomedial Nucleus,LPC.SC.IZ.IMM -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- TRACT SMTS: spinometencephalic system; spinal cord to intermediate nucleus to cerebellum
- [SOT]: spinoolivary tract (Helwegs tract); automatic movements of head, neck and upper limb; path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum}
- path SOT.CCV: cutaneous information to cerebellum (skin mechanoreceptors to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Inferior Olivary Nucleus,LLC.HM.IO -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- path SOT.NPR: proprioception to cerebellum (muscle spindles and Golgi tendons to inferior olivary nucleus to cerebellum); FIBERS={A-alpha-Ib-sensory}, ENDINGS={SGT,SMS}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Proprius Nucleus,LPC.SC.PH.NP -> Inferior Olivary Nucleus,LLC.HM.IO -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)
- [SVT]: spinovestibular tract; information from cutaneous and proprioceptive organs to CR; path: {proprioception information from muscles and tendons, cutaneous impulses} -> {cerebellum}
- path SVT.CCV: cutaneous information to cerebellum (skin mechanoreceptors to vestibular nucleus to cerebellum; C1-C4); FIBERS={A-alpha-Ia-sensory}, ENDINGS={SMC,SMD}: Upper Dorsal Root Ganglion,LPC.PN.SG.UDRG -> Central Cervical Nucleus,LLC.SC.IZ.CCV -> Inferior Vestibular Nuclei,LPC.HP.IVBN -> Cerebellum,LLC.HP.CR (Cerebrocerebellum,LLC.HP.CR.CC, Spinocerebellum,LLC.HP.CR.SC, Vestibulocerebellum,LLC.HP.CR.VC, Dentate Nucleus,LLC.HP.CR.DN, Emboliform Nucleus,LLC.HP.CR.EN, Globose Nucleus,LLC.HP.CR.GN, Fastigual Nucleus,LLC.HP.CR.FN)