BrainCenterNC IPL

Inferior Parietal Lobule

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This page covers biological details of component group Inferior Parietal Lobule. Component group is part of aHuman target integrated biological model.

• Top-down path to center: Cortex -> Parietal Lobe (NC.LOBE.PAR) -> Inferior Parietal Lobule (NC.IPL) (see Mind Maps)
• Function:
• Notes to function: in humans=BA39,40, in monkey=BA7

(generated)

Components

(generated)

Component items:

• Angular Gyrus (NC.IPL.AG)
  • Medial Superior Temporal Area: Image stabilization, predictive target tracking
• Supramarginal Gyrus (NC.IPL.SMG)
  • Supramarginal Wernike Cortex: Phonological and articulatory processing of words

Connectivity

(generated)

Internal Regions Connections:

Source Region	Target Region	Reference
Medial Superior Temporal Area	Supramarginal Wernike Cortex	Visual Dorsal Pathway (MST -> IPL, abstract)

External Inbound Center Connections:

Source Center	Reference
Thalamus	Global visual system (Pulvinar -> ParietalCortex, abstract)
Prefrontal Cortex	Cortical Auditory System (IFC44 -> IPL40, abstract)
Occipital Lobe	Paths from Retina to Parietal Cortex and IT (MT -> MST)
Lateral Parietal Cortex	(unknown reference)
Superior Temporal Gyrus	Cortico-Cortical Connectivity (AA -> PTHA, abstract)
Intraparietal Sulcus	3 Visual Cortex Paths (IPS -> IPL, abstract)
Transverse Temporal Gyrus	Dual Auditory Processing (A1 -> PPC, abstract)

External Outbound Center Connections:

Target Center	Reference
Posterior Parahippocampal Gyrus	Head Direction Cell Circuit (PC -> PRHC, abstract)
Hippocampal Formation	Contribution of hippocampal region CA3 to consciousness (IPL -> CA1, abstract)
Reflexes Nuclei of Midbrain Mesencephalon	Global visual system (ParietalCortex -> SCi, abstract)
Anterior Cingulate Area	Global visual system (ParietalCortex -> FrontalCortex, abstract)
Prefrontal Cortex	Cortico-Cortical Connectivity (PTHA -> PFC, abstract)
Medial Parietal Lobule	Contribution of hippocampal region CA3 to consciousness (IPL -> PosteriorCingulate, abstract)
Premotor Cortex	3 Visual Cortex Paths (IPL -> vPM, abstract)
Superior Parietal Lobule	Paths from Retina to Parietal Cortex and IT (MST -> 7a)