BrainRegionNPE NC SPL PG

Caudal Precuneus

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This page covers biological details of component Caudal Precuneus. Region is part of aHuman target integrated biological model.

• Top-down path to region: Cerebral Cortex -> Parietal Lobe (NC.LOBE.PAR) -> Superior Parietal Lobule (NC.SPL) -> Caudal Precuneus (NPE.NC.SPL.PG) (see Mind Maps)
• Type: cortex
• Quality: L0
• Brain area: Neocortical Brain - Unimodal Execution Area (NPE)
• Area circuit: Subcortical Execution Control (SEC)
• Brodmann ID: 07
• Role: cortex.generic
• Function: Controlling spatially guided behavior with respect to visual and tactile information
• Notes to function:
  • caudal, 7A=PG+Opt

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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	Role	Reference
NCP	NCP.NC.PG.S1	Primary Somatosensory Cortex	feedforward-glu	uncertain	McNaughton Spatial Processing Network (SomSensCortex -> PosteriorParietalCortex)
NPE	NPE.FD.TH.LP	Lateral Posterior Nucleus of Thalamus	excitatory-glu	uncertain	Thalamocortical relationships (LP -> pLP, abstract)
	NPE.NC.IPL.MST	Medial Superior Temporal Area	feedforward-glu	uncertain	Paths from Retina to Parietal Cortex and IT (MST -> 7a)
	NPE.NC.IPS.LIP	Lateral Intraparietal Sulcus	feedforward-glu	uncertain	Paths from Retina to Parietal Cortex and IT (LIP -> 7a)
	NPE.NC.IPS.MIP	Medial Intraparietal Sulcus	feedforward-glu	uncertain	3 Visual Cortex Paths (IPS -> SPL, abstract)
NSA	NSA.NC.IPS.VIP	Ventral Intraparietal Sulcus	feedforward-glu	uncertain	Paths from Retina to Parietal Cortex and IT (VIP -> 7a)
	NSA.NC.OCC.MT	Middle Temporal Area	feedforward-glu	uncertain	Parietal Association Cortex (V5A -> 7a)
	NSA.NC.OCC.PO	Parietooccipital Area	feedforward-glu	uncertain	Parietal Association Cortex (V6 -> 7a)

Outbound Region Connections:

Target Area	Target Region	Target Name	Type	Role	Reference
NCP	NCP.NC.MPL.RSC	Retrosplenial Cortex	feedforward-glu	uncertain	McNaughton Spatial Processing Network (PosteriorParietalCortex -> PCGRSP, abstract)
NMA	NMA.NC.PMC.F2	Dorsal Caudal Premotor Cortex	feedforward-glu	uncertain	3 Visual Cortex Paths (SPL -> dPM, abstract)
NPE	NPE.FD.TH.OPV	Oral Pulvinar	excitatory-glu	uncertain	(unknown reference)
	NPE.NC.SMC.SEF	Supplementary Eye Field	feedforward-glu	uncertain	Movement Planning (PPC -> SMC, abstract)

Thirdparty Circuits

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• McNaughton Spatial Processing Network - see Reference (CP.VISUAL-SPATIAL-PROCESSING)

EnthCortex=Entorhinal Cortex,FMM.NC.PH.ET (see Rhinal Cortex)
HF=Hippocampal Formation,FMM.FT.HF
ITCortex=Inferotemporal Area,NSA.NC.IT
PCGRSP=Medial Parietal Lobule,NC.MPL
ParInsVestCortex=Ventral Intraparietal Sulcus,NSA.NC.IPS.VIP
PosteriorParietalCortex=Caudal Precuneus,NPE.NC.SPL.PG
SUB=Subiculum,FMM.FT.HF.SUB (see Hippocampal Formation)
SomSensCortex=Primary Somatosensory Cortex,NCP.NC.PG.S1
VisualCortex=Occipital Lobe,NC.LOBE.OCC

• Global visual system - see Reference (CP.GLOBAL-VISUAL-SYSTEM)

ATH=Anterior Nucleus of Thalamus,FD.TH.AN (see Cognitive Thalamus)
BGA=Basal Ganglia,FEC.FT.BG
FrontalCortex=Anterior Lobe,NC.LOBE.ANT
LGN=Lateral Geniculate Nucleus,NSA.FD.LGN
OPN=Oculomotor Nucleus,LPC.MM.OCN
ParietalCortex=Parietal Lobe,NC.LOBE.PAR
Pulvinar=Pulvinar,FD.PV (see Sensory Thalamus)
RF=Pontine Reticular Formation,HT.RF
Retina=Retinal Nucleus,LPC.FD.RT
SCi=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)
SCs=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)
SNc=Substantia Nigra Pars Compacta Lateral,FEC.FT.SNC.LT
SNr=Substantia Nigra Pars Reticulata Dorsolateral,FEC.FT.SNR.DL
SpinalCord=Lamina IX,SC.VH.L9 (see Anterior/Ventral Horn)
Striatum=Striatum,FEC.FT.ST (see Basal Ganglia)
VisualCortex=Occipital Lobe,NC.LOBE.OCC

• 3 Visual Cortex Paths - see Reference (CP.BASE-VISUAL-CORTEX-FLOWS)

IPL=Inferior Parietal Lobule,NC.IPL
IPS=Intraparietal Sulcus,NSA.NC.IPS
IT=Inferotemporal Area,NSA.NC.IT
LPC=Mid-Dorsolateral Prefrontal Cortex,NDM.NC.AL.DLPFC (see Lateral Prefrontal Cortex)
MI=Motor Cortex,NMA.NC.MC
OCC=Occipital Lobe,NC.LOBE.OCC
SPL=Superior Parietal Lobule,NC.SPL
dPM=Dorsal Premotor Cortex,MCA.NC.DPMC (see Premotor Cortex)
pre-SMA=Supplementary Motor Cortex,NMA.NC.SMC
vPM=Ventral Premotor Cortex,MCA.NC.VPMC (see Premotor Cortex)

• Movement Planning - see Reference (CM.MOVEMENT-PLANNING)

PPC=Superior Parietal Lobule,NC.SPL
SMC=Supplementary Motor Cortex,NMA.NC.SMC

• Parietal Association Cortex - see Reference (CP.VISUAL-PARIETAL-ASSOCIATION-CORTEX)

7a=Caudal Precuneus,NPE.NC.SPL.PG
7b=Rostral Precuneus,NPE.NC.SPL.PF
AIP=Anterior Intraparietal Sulcus,NSA.NC.IPS.AIP
LGB=Lateral Geniculate Nucleus,NSA.FD.LGN
LIP=Lateral Intraparietal Sulcus,NPE.NC.IPS.LIP
TE=Inferotemporal Cortex,NSA.NC.IT.TE
TEO=Preoccipital Inferotemporal Area,NSA.NC.IT.TEO
V1=Primary Visual Cortex,NSA.NC.OCC.V1
V2=Secondary Visual Cortex,NSA.NC.OCC.V2 (see Occipital Lobe)
V3A=Associative Visual Cortex,NPE.NC.OCC.V3 (see Occipital Lobe)
V3d=Associative Visual Cortex,NPE.NC.OCC.V3 (see Occipital Lobe)
V3v=Associative Visual Cortex,NPE.NC.OCC.V3 (see Occipital Lobe)
V4=Fusiform Gyrus,NSA.NC.OCC.V4 (see Occipital Lobe)
V5=Middle Temporal Area,NSA.NC.OCC.MT
V5A=Middle Temporal Area,NSA.NC.OCC.MT
V6=Parietooccipital Area,NSA.NC.OCC.PO
VIP=Ventral Intraparietal Sulcus,NSA.NC.IPS.VIP
cIPS=Posterior Eye Field,NPE.NC.IPS.PEF (see Intraparietal Sulcus)

• Horizontal saccades and smooth pursuit movements - see Reference (CP.VISION-SACCADES)

Bechterew=Pontine Reticulotegmental Nucleus,LLC.HT.PRF.RTMG
CR=Cerebellum,LLC.HT.CR (see Cerebellar Complex)
FEFSEF=Anterior Lobe,NC.LOBE.ANT
LGB=Lateral Geniculate Nucleus,NSA.FD.LGN
PPRF=Paramedian Pontine Reticular Formation,HT.PRF.PPRF (see Pontine Reticular Formation)
PrimaryVisual=Primary Visual Cortex,NSA.NC.OCC.V1
RIP=Raphe Interpositus Nucleus,LRC.MM.RP.RIP
SC=Superior Colliculus,MM.SC (see Reflexes Nuclei of Midbrain Mesencephalon)
Striatum=Striatum,FEC.FT.ST (see Basal Ganglia)
Vestibular=Superior Vestibular Nucleus,LPC.HT.SVBN
VisualAssociation=Caudal Precuneus,NPE.NC.SPL.PG

• Paths from Retina to Parietal Cortex and IT - see Reference (CP.PRIMARY-VISUAL-FORWARD-FLOWS)

7a=Caudal Precuneus,NPE.NC.SPL.PG
LGN=Lateral Geniculate Nucleus,NSA.FD.LGN
LIP=Lateral Intraparietal Sulcus,NPE.NC.IPS.LIP
MST=Medial Superior Temporal Area,NPE.NC.IPL.MST
MT=Middle Temporal Area,NSA.NC.OCC.MT
PO=Parietooccipital Area,NSA.NC.OCC.PO
Retina=Retinal Nucleus,LPC.FD.RT
TE=Inferotemporal Cortex,NSA.NC.IT.TE
TEO=Preoccipital Inferotemporal Area,NSA.NC.IT.TEO
V1=Primary Visual Cortex,NSA.NC.OCC.V1
V2=Secondary Visual Cortex,NSA.NC.OCC.V2 (see Occipital Lobe)
V3=Associative Visual Cortex,NPE.NC.OCC.V3 (see Occipital Lobe)
V4=Fusiform Gyrus,NSA.NC.OCC.V4 (see Occipital Lobe)
VIP=Ventral Intraparietal Sulcus,NSA.NC.IPS.VIP

References

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• http://www.nature.com/nrn/journal/v3/n2/fig_tab/nrn726_F3.html
• http://www.sciencedirect.com/science/article/pii/S0959438808001566
• article:Biological/2008-dorsal-stream.pdf
• http://thebrainlabs.com/brain.shtml
• http://www.sciencedirect.com/science/article/pii/S0166223697010679
• http://www.sciencedirect.com/science/article/pii/S0006899301025987
• http://thebrain.mcgill.ca/flash/i/i_02/i_02_cr/i_02_cr_vis/i_02_cr_vis.html