BrainRegionNSA NC TTG A1

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Primary Auditory Cortex

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This page covers biological details of component Primary Auditory Cortex. Region is part of aHuman target integrated biological model.

  • Top-down path to region: Cerebral Cortex -> Temporal Lobe (NC.LOBE.TEMP) -> Transverse Temporal Gyrus (NSA.NC.TTG) -> Primary Auditory Cortex (NSA.NC.TTG.A1) (see Mind Maps)
  • Type: cortex
  • Quality: L0
  • Brain area: Neocortical Brain - Sensory Aggregation Area (NSA)
  • Area circuit: Neocortical Audition Aggregation (NAA)
  • Brodmann ID: 41
  • Role: cortex.sensory.primary
  • Function: Main topotonic map, extract phonemes
  • Notes to function:
    • Core

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Components

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  • no child items defined

Connectivity

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NSA.NC.TTG.A1.dot.png

Inbound Region Connections:

Source Area Source Region Source Name Type Role Reference
FAM FAM.FT.AM.BM Magnocellular Basal Amygdaloid Nucleus excitatory-glu uncertain Visual-Auditory Interactions in Tectum (AM -> AC, abstract)
NSA NSA.FD.TH.MGB Medial Geniculate Body excitatory-glu uncertain Thalamocortical relationships (MGN -> pMGN)

Outbound Region Connections:

Target Area Target Region Target Name Type Role Reference
LPC LPC.MM.CIC Central Nucleus of Inferior Colliculus excitatory-glu uncertain Visual-Auditory Interactions in Tectum (AC -> IC, abstract)
NMA NMA.NC.PMC.F7 Dorsal Rostral Premotor Cortex feedforward-glu uncertain Dual Auditory Processing (A1 -> DLPFC, abstract)
NPE NPE.NC.IPL.SMW Supramarginal Wernike Cortex feedforward-glu uncertain Dual Auditory Processing (A1 -> PPC, abstract)
NSA NSA.NC.STG.A3 Wernicke's area A3 feedforward-glu uncertain Cortico-Cortical Connectivity (A1 -> AA)
NSA.NC.STG.A4 Wernicke's area A4 feedforward-glu uncertain Vocal Control (A1 -> Wernike)
NSA.NC.TTG.A2 Auditory Association Area feedforward-glu uncertain Cortical Auditory System (Core41 -> Belt42)

Thirdparty Circuits

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AC22=Wernicke's area A4,NSA.NC.STG.A4
Belt42=Auditory Association Area,NSA.NC.TTG.A2
Core41=Primary Auditory Cortex,NSA.NC.TTG.A1
IFC44=Broca's Area,NPE.NC.PFC.BRA (see Lateral Prefrontal Cortex)
IFC45=Broca's Area,NPE.NC.PFC.BRA (see Lateral Prefrontal Cortex)
IPL40=Supramarginal Gyrus,NC.IPL.SMG (see Inferior Parietal Lobule)
PMC6=Ventral Premotor Cortex,MCA.NC.VPMC (see Premotor Cortex)
PMC8=Anterior Frontal Eye Field,NPE.NC.PMC.AFEF
STS22=Wernicke's area A3,NSA.NC.STG.A3


AC=Primary Auditory Cortex,NSA.NC.TTG.A1
AM=Amygdala,FAM.FT.AM
CN=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
IC=Inferior Colliculus,ABA.MM.IC (see Reflexes Nuclei of Midbrain Mesencephalon)
MGB=Medial Geniculate Body,NSA.FD.TH.MGB
OC=Superior Olivary Complex,LPC.MM.SOC
PM=Premotor Cortex,NC.PMC
SC=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)


AC=Primary Auditory Cortex,NSA.NC.TTG.A1
Cochlea=Ear,TARGET.TSA.EAR
CochleaGanglion=Spiral Ganglion,LPC.PN.SG.SP
DCN=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
DNLL=Nuclei of Lateral Lemniscus,LPC.HT.PN.LL
GBC=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
ICC=Inferior Colliculus,ABA.MM.IC (see Reflexes Nuclei of Midbrain Mesencephalon)
ICx=Inferior Colliculus,ABA.MM.IC (see Reflexes Nuclei of Midbrain Mesencephalon)
LS=Hippocampal Formation,FMM.FT.HF
LSO=Superior Olivary Complex,LPC.MM.SOC
MC=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
MGB=Medial Geniculate Body,NSA.FD.TH.MGB
MSO=Superior Olivary Complex,LPC.MM.SOC
OC=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
SBC=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
SC=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)
VNLL=Nuclei of Lateral Lemniscus,LPC.HT.PN.LL
VNTB=Superior Olivary Complex,ABA.MM.SOC.TZ


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
SG=Suprageniculate Nucleus of Thalamus,NSA.FD.TH.SG


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
DLPFC=Dorsal Premotor Cortex,MCA.NC.DPMC (see Premotor Cortex)
PPC=Supramarginal Gyrus,NC.IPL.SMG (see Inferior Parietal Lobule)
ST=Wernicke's area A3,NSA.NC.STG.A3
VLPFC=Ventral Premotor Cortex,MCA.NC.VPMC (see Premotor Cortex)


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
Cochlea=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
CochleaGanglion=Spiral Ganglion,LPC.PN.SG.SP
Ear=Ear,TARGET.TSA.EAR
IC=Inferior Colliculus,ABA.MM.IC (see Reflexes Nuclei of Midbrain Mesencephalon)
MGB=Medial Geniculate Body,NSA.FD.TH.MGB
Olive=Superior Olivary Complex,LPC.MM.SOC


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
Cochlea=Cochlear Nucleus,LPC.HL.COCH (see Myelencephalic Sensory Nuclei)
CochleaGanglion=Spiral Ganglion,LPC.PN.SG.SP
Ear=Ear,TARGET.TSA.EAR
IC=Inferior Colliculus,ABA.MM.IC (see Reflexes Nuclei of Midbrain Mesencephalon)
MGB=Medial Geniculate Body,NSA.FD.TH.MGB
Olive=Superior Olivary Complex,LPC.MM.SOC


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
Broca=Broca's Area,NPE.NC.PFC.BRA (see Lateral Prefrontal Cortex)
M2=Supplementary Motor Cortex,NMA.NC.SMC
MotorV=Trigeminal Motor Nucleus,LPC.HT.TRM
MotorVII=Facial Motor Nucleus,LPC.HT.FCM
NucleusAmbiguus=Ambiguus Nucleus,LPC.HL.AMB
NucleusXII=Hypoglossal Motor Nucleus,LPC.HL.HYG
Premotor24=Ventral Anterior Cingulate Area,NDM.NC.AL.VACG
RF=Pontine Reticular Formation,HT.RF
Wernike=Wernicke's area A4,NSA.NC.STG.A4


A=Anterior Nucleus of Thalamus,FD.TH.AN (see Cognitive Thalamus)
CM=Centromedian Nucleus of Thalamus,FEC.FD.TH.CM
LD=Lateral Dorsal Nucleus of Thalamus,FMM.FD.TH.LD
LGN=Lateral Geniculate Nucleus,NSA.FD.LGN
LP=Lateral Posterior Nucleus of Thalamus,NPE.FD.TH.LP
MD=Mediodorsal Nucleus of Thalamus,FD.TH.MD (see Cognitive Thalamus)
MGN=Medial Geniculate Body,NSA.FD.TH.MGB
P=Ventral Posterior Nuclei,NSA.FD.TH.VP (see Sensory Thalamus)
VA=Ventral Anterior Nucleus,NMA.FD.TH.VA
VL=Ventral Lateral Nucleus,NMA.FD.TH.VL
VPL=Ventral Posterolateral Nucleus,NCP.FD.TH.VPL
VPM=Ventral Posteromedial Nucleus,NCP.FD.TH.VPM
pA=Posterior Cingulate Cortex,NCP.NC.MPL.PSCG
pCM=Dorsal Putamen,FEC.FT.DPU (see Basal Ganglia)
pLD=Anterior Cingulate Cortex,NC.AL.ACG (see Anterior Cingulate Area)
pLGN=Primary Visual Cortex,NSA.NC.OCC.V1
pLP=Superior Parietal Lobule,NC.SPL
pMD=Prefrontal Cortex,NC.AL.PFC
pMGN=Primary Auditory Cortex,NSA.NC.TTG.A1
pP=Insular Cortex,NC.INS
pVA=Supplementary Motor Cortex,NMA.NC.SMC
pVL=Motor Cortex,NMA.NC.MC
pVPL=Primary Somatosensory Cortex,NCP.NC.PG.S1
pVPM=Precentral Cortex,NCP.NC.PO.PCC
s1A=Subiculum,FMM.FT.HF.SUB (see Hippocampal Formation)
s1MD=Septal Nuclei,FAM.FT.SEP
s1P=Central Cervical Nucleus,LPC.SC.IZ.CCV
s1VL=Dentate Nucleus,LLC.HT.CR.DN
s2A=Mammillary Body,FD.MB (see Hypothalamus)
s2MD=Piriform Cortex,NSA.NC.PH.PIR
s2P=Principal Trigeminal Nucleus,LPC.HT.PN.PTR
s2VL=Basal Ganglia,FEC.FT.BG
s3MD=Prefrontal Cortex,NC.AL.PFC
sCM=Globus Pallidus Internal,FEC.FT.GPI (see Basal Ganglia)
sLD=Superior Parietal Lobule,NC.SPL
sLP=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)
sVA=Basal Ganglia,FEC.FT.BG
sVPL=Marginal Nucleus,LPC.SC.PH.MG (see Posterior/Dorsal Horn)
sVPM=Solitary Nucleus,LPC.HL.SOL


A1=Primary Auditory Cortex,NSA.NC.TTG.A1
AA=Wernicke's area A3,NSA.NC.STG.A3
M1=Motor Cortex,NMA.NC.MC
MA=Premotor Cortex,NC.PMC
PFC=Prefrontal Cortex,NC.AL.PFC
PTHA=Inferior Parietal Lobule,NC.IPL
S1=Primary Somatosensory Cortex,NCP.NC.PG.S1
SA=Somatosensory Association Cortex,NCP.NC.SPL.SA
V1=Primary Visual Cortex,NSA.NC.OCC.V1
VA=Secondary Visual Cortex,NSA.NC.OCC.V2 (see Occipital Lobe)


References

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