#summary Posterior/Dorsal Horn
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This page covers biological details of component group Posterior/Dorsal Horn.
Component group is part of aHuman target integrated biological model.

  * *Top-down path to center*: Spinal Cord -> Posterior/Dorsal Horn (BMA.SC.PH) (see [OverallMindMaps Mind Maps])
  * *Function*: 
(generated)
= Components =
(generated)


*Component items*:
  * *Lamina I* (LPC.SC.PH.L1)
   * *Marginal Nucleus* (LPC.SC.PH.MG): Relay information related to pain and temperature sensation
    * [BrainRegionLPC_SC_PH_UMG Upper Marginal Nucleus] (LPC.SC.PH.UMG): Relay information related to pain and temperature sensation - C1-C8,T1-T6
    * [BrainRegionLPC_SC_PH_LMG Lower Marginal Nucleus] (LPC.SC.PH.LMG): Relay information related to pain and temperature sensation - T7-T12,L1-L5,S1-S5,CX
  * *Lamina II* (LPC.SC.PH.L2)
   * *Substantia Gelatinosa* (LPC.SC.PH.SG): Relay for C-fibers of slowly conducting, poorly localized pain sensation
    * [BrainRegionLPC_SC_PH_USG Upper Substantia Gelatinosa] (LPC.SC.PH.USG): Relay for C-fibers of slowly conducting, poorly localized pain sensation - C1-C8,T1-T6
    * [BrainRegionLPC_SC_PH_LSG Lower Substantia Gelatinosa] (LPC.SC.PH.LSG): Relay for C-fibers of slowly conducting, poorly localized pain sensation - T7-T12,L1-L5,S1-S5,CX
  * *Lamina III, IV* (BMA.SC.PH.L34)
   * [BrainRegionLPC_SC_PH_NP Proprius Nucleus] (LPC.SC.PH.NP): Relay light touch, pain and temperature information
  * *Lamina V, VI* (BMA.SC.PH.L56)
   * [BrainRegionLPC_SC_PH_CL Clarke Nucleus] (LPC.SC.PH.CL): Unconscious Proprioception

= Connectivity =
(generated)


*Internal Regions Connections:*

<img src="http://ahuman.org/svn/ahwiki/images/dot/CENTER.BMA.SC.PH_internals.dot.png" alt="unavailable" style="max-width: 100%;">


|| *Source Region* || *Target Region* || *Reference* ||
|| [BrainRegionLPC_SC_PH_LSG Lower Substantia Gelatinosa] (LPC.SC.PH.LSG) || [BrainRegionLPC_SC_PH_NP Proprius Nucleus] (LPC.SC.PH.NP) || (unknown reference) ||
|| [BrainRegionLPC_SC_PH_USG Upper Substantia Gelatinosa] (LPC.SC.PH.USG) || [BrainRegionLPC_SC_PH_NP Proprius Nucleus] (LPC.SC.PH.NP) || (unknown reference) ||

*External Connections:*

<img src="http://ahuman.org/svn/ahwiki/images/dot/CENTER.BMA.SC.PH_externals.dot.png" alt="unavailable" style="max-width: 100%;">

*External Inbound Center Connections:*

|| *Source Center* || *Sample Link* || *Reference* ||
|| [BrainCenterHL_RF Medullary Reticular Formation] (HL.RF) || [BrainRegionLMC_HL_RP_PL LMC.HL.RP.PL] -> [BrainRegionLPC_SC_PH_LMG LPC.SC.PH.LMG]||(unknown reference) ||
|| [BrainCenterLPC_PN_SG_DRG Dorsal Root Ganglia] (LPC.PN.SG.DRG) || [BrainRegionLPC_PN_SG_LDRG LPC.PN.SG.LDRG] -> [BrainRegionLPC_SC_PH_CL LPC.SC.PH.CL]||(unknown reference) ||

*External Outbound Center Connections:*

|| *Target Center* || *Sample Link* || *Reference* ||
|| [BrainCenterBMA_SC_LH Lateral Horn/Funiculus] (BMA.SC.LH) || [BrainRegionLPC_SC_PH_NP LPC.SC.PH.NP] -> [BrainRegionLPC_SC_LH_LCV LPC.SC.LH.LCV]||(unknown reference) ||
|| [BrainCenterFD_TH_SR Sensory Thalamus] (FD.TH.SR) || [BrainRegionLPC_SC_PH_LMG LPC.SC.PH.LMG] -> [BrainRegionNCP_FD_TH_LI NCP.FD.TH.LI]||[http://www.nature.com/nrn/journal/v14/n7/fig_tab/nrn3516_F2.html Afferent pain pathways (SC -> Thalamus, abstract)] ||
|| [BrainCenterHL_SN Myelencephalic Sensory Nuclei] (HL.SN) || [BrainRegionLPC_SC_PH_CL LPC.SC.PH.CL] -> [BrainRegionLLC_HL_ARC LLC.HL.ARC]||(unknown reference) ||
|| [BrainCenterHT_SN Metencephalic Sensory Nuclei] (HT.SN) || [BrainRegionLPC_SC_PH_CL LPC.SC.PH.CL] -> [BrainRegionLLC_HT_PN_PBB LLC.HT.PN.PBB]||(unknown reference) ||
|| [BrainCenterLLC_HT_CRC Cerebellar Complex] (LLC.HT.CRC) || [BrainRegionLPC_SC_PH_CL LPC.SC.PH.CL] -> [BrainRegionLLC_HT_CR_PV LLC.HT.CR.PV]||[http://www.nature.com/nrn/journal/v14/n7/fig_tab/nrn3516_F2.html Afferent pain pathways (SC -> Cerebellum, abstract)] ||
|| [BrainCenterMM_RF Mesencephalic Reticular Formation] (MM.RF) || [BrainRegionLPC_SC_PH_CL LPC.SC.PH.CL] -> [BrainRegionLRC_MM_CNF LRC.MM.CNF]||(unknown reference) ||