BrainRegionNSA NC TTG A1

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
• Brain area: Neocortical Brain - Sensory Aggregation Area
• Brodmann ID: 41
• Role: processor
• 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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Inbound Region Connections:

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

Outbound Region Connections:

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

Thirdparty Circuits

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• Cortical Auditory System - see Reference

• Visual-Auditory Interactions in Tectum - see Reference

• Five Parallel Auditory Pathways - see Reference

• Echo-Location in Bats - see Reference

• Dual Auditory Processing - see Reference

• Auditory System Model - see Reference

• Auditory System in Brain - see Reference

• Vocal Control - see Reference

• Thalamocortical relationships - see Reference

• Cortico-Cortical Connectivity - see Reference

References

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• http://www.nature.com/neuro/journal/v12/n6/fig_tab/nn.2331_F5.html
• http://f1000research.com/articles/2-20/v1
• http://lifeboat.com/ex/law.of.accelerating.returns
• http://www.frontiersin.org/neuroanatomy/10.3389/fnana.2010.00134/full
• http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2846110/
• http://www.sciencedirect.com/science/article/pii/S1359644605035427
• http://www.benbest.com/science/anatmind/anatmd6.html
• http://www.frontiersin.org/neuroanatomy/10.3389/fnana.2011.00034/full
• http://what-when-how.com/neuroscience/the-thalamus-and-cerebral-cortex-integrative-systems-part-2/
• http://www.sciencedirect.com/science/article/pii/S1053810011000080