BrainRegionNSA FD TH MGB

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Medial Geniculate Body

@@Home -> BiologicalLifeResearch -> BrainAreaNSA -> BrainRegionNSA_FD_TH_MGB

This page covers biological details of component Medial Geniculate Body. Region is part of aHuman target integrated biological model.

Top-down path to region: Forebrain Diencephalon -> Thalamus (FD.TH) -> Sensory Thalamus (FD.TH.SR) -> Medial Geniculate Body (NSA.FD.TH.MGB) (see Mind Maps)
Type: nucleus
Brain area: Neocortical Brain - Sensory Aggregation Area
Role: thalamic.sensory.primary
Function: Detection of the relative intensity and duration of a sound, relay to Auditory Cortex
Notes to function: Thalamus

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Contents

1 Components
2 Connectivity
3 Thirdparty Circuits
4 References

Components

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Component items:

Anterodorsal Nucleus of Medial Geniculate Body
Dorsal Nucleus of Medial Geniculate Body
Magnocellular Nucleus of Medial Geniculate Body
Medial Nucleus of Medial Geniculate Body
Posterodorsal Nucleus of Medial Geniculate Body
Ventral Nucleus of Medial Geniculate Body
- Medial Geniculate Body Lateral Nucleus
- Medial Geniculate Body Ovoid Nucleus

Connectivity

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NSA.FD.TH.MGB.dot.png

Inbound Region Connections:

Source Area	Source Region	Source Name	Type	Reference
LPC	LPC.HL.DCOCH	Dorsal Cochlear Nucleus	excitatory-glu	(unknown reference)
	LPC.MM.CIC	Central Nucleus of Inferior Colliculus	excitatory-glu	Auditory System in Brain (IC -> MGB, abstract)

Outbound Region Connections:

Target Area	Target Region	Target Name	Type	Reference
FAM	FAM.FT.AM.LADL	Dorsolateral Amygdaloid Nucleus	excitatory-glu	Amygdalar disruption of prefrontal cortex (TH -> AM, abstract)
NSA	NSA.NC.TTG.A1	Primary Auditory Cortex	excitatory-glu	Thalamocortical relationships (MGN -> pMGN)

Thirdparty Circuits

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Thalamocortical relationships - see Reference

map: A=Anterior Nucleus of Thalamus,FD.TH.AN (Anteromedial Nucleus (NCP.FD.TH.AM), Anteroventral Nucleus (FMM.FD.TH.AV), Anterodorsal Nucleus (FMM.FD.TH.AD)), 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 (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)), MGN=Medial Geniculate Body,NSA.FD.TH.MGB, P=Ventral Posterior Nuclei,NSA.FD.TH.VP (Ventral Posteroinferior Nucleus (NCP.FD.TH.VPI), Ventral Posterolateral Nucleus (NCP.FD.TH.VPL), Ventral Posteromedial Nucleus (NCP.FD.TH.VPM)), 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 (Dorsal Putamen Lateral (FEC.FT.PU.LT), Dorsal Putamen Medial (FEC.FT.PU.MED)), pLD=Anterior Cingulate Cortex,NC.AL.ACG (Ventral Anterior Cingulate Area (NDM.NC.AL.VACG), Dorsal Anterior Cingulate Area (NDM.NC.AL.DACG), Subgenual Cingulate Cortex (NCP.NC.AL.SGCG)), pLGN=Primary Visual Cortex,NSA.NC.OCC.V1, pLP=Superior Parietal Lobule,NC.SPL, pMD=Prefrontal Cortex,NC.AL.PFC (Rostral Mid-Dorsolateral Prefrontal Cortex (NDM.NC.AL.DLPFCR), Lateral Mid-Dorsolateral Prefrontal Cortex (NDM.NC.AL.DLPFCL), Inferior Prefrontal Gyrus (NDM.NC.AL.IPG), Broca's Area Pars Opercularis (NPE.NC.BRA.PO), Broca's Area Pars Triangularis (NPE.NC.BRA.PT), Lateral Frontopolar Cortex (NDM.NC.AL.FPC), Most Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCR), Sulcal Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCS), Medial Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCM), Lateral Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCL), Dorsomedial Prefrontal Cortex (NDM.NC.AL.DMPFC), Ventromedial Prefrontal Cortex (NDM.NC.AL.VMPFC)), 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 (Proximal Subiculum (FMM.FT.HF.SUBP), Middle Subiculum (FMM.FT.HF.SUBM), Distal Subiculum (FMM.FT.HF.SUBD)), 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 (Lateral Mammillary Nucleus (FMM.FD.MB.LMB), Medial Mammillary Nucleus (FMM.FD.MB.MMB)), 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 (Rostral Mid-Dorsolateral Prefrontal Cortex (NDM.NC.AL.DLPFCR), Lateral Mid-Dorsolateral Prefrontal Cortex (NDM.NC.AL.DLPFCL), Inferior Prefrontal Gyrus (NDM.NC.AL.IPG), Broca's Area Pars Opercularis (NPE.NC.BRA.PO), Broca's Area Pars Triangularis (NPE.NC.BRA.PT), Lateral Frontopolar Cortex (NDM.NC.AL.FPC), Most Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCR), Sulcal Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCS), Medial Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCM), Lateral Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCL), Dorsomedial Prefrontal Cortex (NDM.NC.AL.DMPFC), Ventromedial Prefrontal Cortex (NDM.NC.AL.VMPFC)), sCM=Globus Pallidus Internal,FEC.FT.GPI (Globus Pallidus Internal Lateral (FEC.FT.GPI.LT), Globus Pallidus Internal Medial (FEC.FT.GPI.MED), Globus Pallidus Internal Dorsal (FEC.FT.GPI.DS), Globus Pallidus Internal Rostromedial (FEC.FT.GPI.RM), Globus Pallidus Internal Dorsolateral (FEC.FT.GPI.DL)), sLD=Superior Parietal Lobule,NC.SPL, sLP=Superior Colliculus,MM.SC (Superficial Superior Colliculus (LRC.MM.SC.SUP), Intermediate Superior Colliculus (LRC.MM.SC.INT), Deep Superior Colliculus (LRC.MM.SC.DEEP)), sVA=Basal Ganglia,FEC.FT.BG, sVPL=Marginal Nucleus,LPC.SC.PH.MG (Upper Marginal Nucleus (LPC.SC.PH.UMG), Lower Marginal Nucleus (LPC.SC.PH.LMG)), sVPM=Solitary Nucleus,LPC.HL.SOL unavailable

Amygdalar disruption of prefrontal cortex - see Reference

map: ACG=Anterior Cingulate Cortex,NC.AL.ACG (Ventral Anterior Cingulate Area (NDM.NC.AL.VACG), Dorsal Anterior Cingulate Area (NDM.NC.AL.DACG), Subgenual Cingulate Cortex (NCP.NC.AL.SGCG)), AM=Amygdala,FAM.FT.AM, HC=Hippocampus,FMM.FT.HC (Dentate Gyrus (FMM.FT.HC.DG), Proximal CA1 of Hippocampus (FMM.FT.HC.CA1P), Middle CA1 of Hippocampus (FMM.FT.HC.CA1M), Distal CA1 of Hippocampus (FMM.FT.HC.CA1D), Dorsolateral Cornu Ammonis of Hippocampus (FMM.FT.HC.CA2), Proximal CA3 of Hippocampus (FMM.FT.HC.CA3P), Middle CA3 of Hippocampus (FMM.FT.HC.CA3M), Distal CA3 of Hippocampus (FMM.FT.HC.CA3D)), HT.L=Lateral Hypothalamic Area,LAC.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)), HT.PV=Paraventricular Nucleus,LAC.FD.HT.PV, INS=Insular Cortex,NC.INS, LC=Locus Coeruleus,LMC.HT.LC, MPFC=Orbitofrontal Cortex,NC.AL.OPFC (Lateral Frontopolar Cortex (NDM.NC.AL.FPC), Most Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCR), Sulcal Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCS), Medial Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCM), Lateral Rostral Orbitofrontal Cortex (NDM.NC.AL.ROFCL)), PAG=Periaqueductal Gray Matter,LMC.MM.PAG, PB=Parabrachial Nucleus,LPC.HT.PRF.PB, PUT=Endocrine Glands,TARGET.TEA.ENDOCRINE, SOL=Solitary Nucleus,LPC.HL.SOL, TH=Thalamus,FD.TH (Lateral Geniculate Nucleus (NSA.FD.LGN), Medial Geniculate Body (NSA.FD.TH.MGB), Ventral Posteroinferior Nucleus (NCP.FD.TH.VPI), Ventral Posterolateral Nucleus (NCP.FD.TH.VPL), Ventral Posteromedial Nucleus (NCP.FD.TH.VPM), Inferior Pulvinar (NSA.FD.TH.IPV), Lateral Pulvinar (NSA.FD.TH.LPV), Medial Pulvinar (NPE.FD.TH.MPV), Oral Pulvinar (NPE.FD.TH.OPV), Limitans Nucleus of Thalamus (NCP.FD.TH.LI), Suprageniculate Nucleus of Thalamus (NSA.FD.TH.SG), Submedial Nucleus of Thalamus (NDM.FD.TH.SM), Ventral Anterior Nucleus (NMA.FD.TH.VA), Ventral Lateral Nucleus (NMA.FD.TH.VL), Lateral Dorsal Nucleus of Thalamus (FMM.FD.TH.LD), Lateral Posterior Nucleus of Thalamus (NPE.FD.TH.LP), 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), Anteromedial Nucleus (NCP.FD.TH.AM), Anteroventral Nucleus (FMM.FD.TH.AV), Anterodorsal Nucleus (FMM.FD.TH.AD), Rostral Intralaminar Nuclear Group of Thalamus (NCP.FD.TH.RIL), Centromedian Nucleus of Thalamus (FEC.FD.TH.CM), Parafascicular Nucleus of Thalamus (FEC.FD.TH.PF), Paratenial Nucleus of Thalamus (FAM.FD.TH.PT), Paraventricular Nucleus of Thalamus (NDM.FD.TH.PV), Reuniens Nucleus of Thalamus (FMM.FD.TH.RE), Rhomboidal Nucleus of Thalamus (FMM.FD.TH.RH), Subfascicular Nucleus of Thalamus (LLC.FD.TH.SF)) unavailable

Visual-Auditory Interactions in Tectum - see Reference

map: AC=Primary Auditory Cortex,NSA.NC.TTG.A1, AM=Amygdala,FAM.FT.AM, CN=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), IC=Inferior Colliculus,ABA.MM.IC (Central Nucleus of Inferior Colliculus (LPC.MM.CIC), External Nucleus of Inferior Colliculus (LRC.MM.EIC)), 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 (Superficial Superior Colliculus (LRC.MM.SC.SUP), Intermediate Superior Colliculus (LRC.MM.SC.INT), Deep Superior Colliculus (LRC.MM.SC.DEEP)) unavailable

Five Parallel Auditory Pathways - see Reference

map: 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 (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), DNLL=Nuclei of Lateral Lemniscus,LPC.HT.PN.LL, GBC=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), ICC=Inferior Colliculus,ABA.MM.IC (Central Nucleus of Inferior Colliculus (LPC.MM.CIC), External Nucleus of Inferior Colliculus (LRC.MM.EIC)), ICx=Inferior Colliculus,ABA.MM.IC (Central Nucleus of Inferior Colliculus (LPC.MM.CIC), External Nucleus of Inferior Colliculus (LRC.MM.EIC)), LS=Hippocampal Formation,FMM.FT.HF, LSO=Superior Olivary Complex,LPC.MM.SOC, MC=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), MGB=Medial Geniculate Body,NSA.FD.TH.MGB, MSO=Superior Olivary Complex,LPC.MM.SOC, OC=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), SBC=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), SC=Superior Colliculus,MM.SC (Superficial Superior Colliculus (LRC.MM.SC.SUP), Intermediate Superior Colliculus (LRC.MM.SC.INT), Deep Superior Colliculus (LRC.MM.SC.DEEP)), VNLL=Nuclei of Lateral Lemniscus,LPC.HT.PN.LL, VNTB=Superior Olivary Complex,ABA.MM.SOC.TZ unavailable

Auditory System Model - see Reference

map: A1=Primary Auditory Cortex,NSA.NC.TTG.A1, Cochlea=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), CochleaGanglion=Spiral Ganglion,LPC.PN.SG.SP, Ear=Ear,TARGET.TSA.EAR, IC=Inferior Colliculus,ABA.MM.IC (Central Nucleus of Inferior Colliculus (LPC.MM.CIC), External Nucleus of Inferior Colliculus (LRC.MM.EIC)), MGB=Medial Geniculate Body,NSA.FD.TH.MGB, Olive=Superior Olivary Complex,LPC.MM.SOC unavailable

Auditory System in Brain - see Reference

map: A1=Primary Auditory Cortex,NSA.NC.TTG.A1, Cochlea=Cochlear Nucleus,LPC.HL.COCH (Dorsal Cochlear Nucleus (LPC.HL.DCOCH), Ventral Cochlear Nucleus (LPC.HL.VCOCH)), CochleaGanglion=Spiral Ganglion,LPC.PN.SG.SP, Ear=Ear,TARGET.TSA.EAR, IC=Inferior Colliculus,ABA.MM.IC (Central Nucleus of Inferior Colliculus (LPC.MM.CIC), External Nucleus of Inferior Colliculus (LRC.MM.EIC)), MGB=Medial Geniculate Body,NSA.FD.TH.MGB, Olive=Superior Olivary Complex,LPC.MM.SOC unavailable

References

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