BrainCenterNC LOBE OCC

Occipital Lobe

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This page covers biological details of component group Occipital Lobe. Component group is part of aHuman target integrated biological model.

• Top-down path to center: Cerebral Cortex -> Occipital Lobe (NC.LOBE.OCC) (see Mind Maps)
• Function:

(generated)

Components

(generated)

Component items:

• Primary Visual Cortex (NSA.NC.OCC.V1): Detect color, shape and movements
• Secondary Visual Cortex (NSA.NC.OCC.V2): Storage of Object Recognition Memory
  • Secondary Visual Cortex, Thin Stripe (NSA.NC.OCC.V2TN): Extract luminance and color features
  • Secondary Visual Cortex, Thick Stripe (NSA.NC.OCC.V2TK): Extract binocular disparities and stimulus orientation features
  • Secondary Visual Cortex, Pale Stripe (NPE.NC.OCC.V2PL): Extract form features
• Associative Visual Cortex (NPE.NC.OCC.V3): Processing of global motion, dynamic shapes, orientation
  • Dorsal Associative Visual Cortex (NPE.NC.OCC.V3D): Processing of global motion, orientation
  • Ventral Associative Visual Cortex (NPE.NC.OCC.V3V): Processing of dynamic shapes
• Fusiform Gyrus (NSA.NC.OCC.V4): Recognizing shapes and colors
  • Dorsal Visual Area V4 (NSA.NC.OCC.V4D): Recognizing shapes, kinetic motion
  • Ventral Visual Area V4 (NSA.NC.OCC.V4V): Recognizing color
• Middle Temporal Area (NSA.NC.OCC.MT): Integration of local motion signals into global percepts
• Parietooccipital Area (NSA.NC.OCC.PO): Analyzing self-motion relative to the environment, depth

Connectivity

(generated)

Internal Regions Connections:

Source Region	Target Region	Reference
Secondary Visual Cortex, Pale Stripe (NPE.NC.OCC.V2PL)	Ventral Associative Visual Cortex (NPE.NC.OCC.V3V)	Paths from Retina to Parietal Cortex and IT (V2 -> V3, abstract)
Dorsal Associative Visual Cortex (NPE.NC.OCC.V3D)	Middle Temporal Area (NSA.NC.OCC.MT)	Paths from Retina to Parietal Cortex and IT (V3 -> MT, abstract)
	Parietooccipital Area (NSA.NC.OCC.PO)	Paths from Retina to Parietal Cortex and IT (V3 -> PO, abstract)
Ventral Associative Visual Cortex (NPE.NC.OCC.V3V)	Dorsal Visual Area V4 (NSA.NC.OCC.V4D)	Paths from Retina to Parietal Cortex and IT (V3 -> V4, abstract)
	Ventral Visual Area V4 (NSA.NC.OCC.V4V)	Paths from Retina to Parietal Cortex and IT (V3 -> V4, abstract)
Primary Visual Cortex (NSA.NC.OCC.V1)	Secondary Visual Cortex, Pale Stripe (NPE.NC.OCC.V2PL)	Cortico-Cortical Connectivity (V1 -> VA, abstract)
	Middle Temporal Area (NSA.NC.OCC.MT)	Paths from Retina to Parietal Cortex and IT (V1 -> MT)
	Secondary Visual Cortex, Thick Stripe (NSA.NC.OCC.V2TK)	Cortico-Cortical Connectivity (V1 -> VA, abstract)
	Secondary Visual Cortex, Thin Stripe (NSA.NC.OCC.V2TN)	Cortico-Cortical Connectivity (V1 -> VA, abstract)
Secondary Visual Cortex, Thick Stripe (NSA.NC.OCC.V2TK)	Middle Temporal Area (NSA.NC.OCC.MT)	Paths from Retina to Parietal Cortex and IT (V2 -> MT, abstract)
	Parietooccipital Area (NSA.NC.OCC.PO)	Paths from Retina to Parietal Cortex and IT (V2 -> PO, abstract)
	Dorsal Visual Area V4 (NSA.NC.OCC.V4D)	Paths from Retina to Parietal Cortex and IT (V2 -> V4, abstract)
Secondary Visual Cortex, Thin Stripe (NSA.NC.OCC.V2TN)	Ventral Visual Area V4 (NSA.NC.OCC.V4V)	Paths from Retina to Parietal Cortex and IT (V2 -> V4, abstract)
Dorsal Visual Area V4 (NSA.NC.OCC.V4D)	Middle Temporal Area (NSA.NC.OCC.MT)	Paths from Retina to Parietal Cortex and IT (V4 -> MT, abstract)

External Connections:

External Inbound Center Connections:

Source Center	Sample Link	Reference
Central Extended Amygdala (FAM.FT.CEAM)	LMC.FT.NBM -> NSA.NC.OCC.V1	(unknown reference)
Sensory Thalamus (FD.TH.SR)	NSA.FD.LGN -> NSA.NC.OCC.V1	Thalamocortical relationships (LGN -> pLGN)

External Outbound Center Connections:

Target Center	Sample Link	Reference
Retrosubicular Area (FMM.NC.PHA.RS)	NSA.NC.OCC.V2TK -> FMM.NC.PH.POS	Head Direction Cell Circuit (VC -> PSUB, abstract)
Reflexes Nuclei of Midbrain Mesencephalon (MM.REF)	NPE.NC.OCC.V3D -> LRC.MM.CJ	Eye blink reflex and pupillary light reflex (VAC -> SupraOculomotor, abstract)
Lateral Prefrontal Cortex (NC.AL.LPFC)	NSA.NC.OCC.V2TN -> NDM.NC.AL.DLPFCL	Cortico-Cortical Connectivity (VA -> PFC, abstract)
Inferior Parietal Lobule (NC.IPL)	NSA.NC.OCC.MT -> NPE.NC.IPL.MST	Paths from Retina to Parietal Cortex and IT (MT -> MST)
Medial Parietal Lobule (NC.MPL)	NSA.NC.OCC.V1 -> NCP.NC.MPL.RSC	Category-Selectivity Paradigm (V1 -> RS)
Superior Parietal Lobule (NC.SPL)	NSA.NC.OCC.MT -> NPE.NC.SPL.PG	Parietal Association Cortex (V5A -> 7a)
Superior Temporal Gyrus (NC.STG)	NSA.NC.OCC.MT -> NSA.NC.STG.A4	Category-Selectivity Paradigm (IOG -> STS, abstract)
Intraparietal Sulcus (NSA.NC.IPS)	NPE.NC.OCC.V3D -> NPE.NC.IPS.LIP	Primate Control of Grasping (VC -> PIP, abstract)
Inferotemporal Area (NSA.NC.IT)	NSA.NC.OCC.V4D -> NSA.NC.IT.TE	Primate Control of Grasping (VC -> IT, abstract)