Postcentral sulcus

Postcentral sulcus
Postcentral sulcus of the human brain.
Lateral surface of left cerebral hemisphere, viewed from the side.
Details
Identifiers
Latin	sulcus postcentralis
NeuroNames	hier-81
NeuroLex ID	Postcentral sulcus
TA	A14.1.09.129
FMA	83774
*Anatomical terms of neuroanatomy* [edit on Wikidata]

The postcentral sulcus of the parietal lobe lies parallel to, and behind, the central sulcus in the human brain. (A sulcus is one of the prominent grooves on the surface of the brain.)

The postcentral sulcus divides the postcentral gyrus from the remainder of the parietal lobe.

Additional images

Lateral surface of left cerebral hemisphere, viewed from above.
Gyri and sulci of right cerebral hemisphere. Postcentral sulcus labeled in red at top center.
Human brain dissection video (36 sec). Demonstrating position of the postcentral sulcus of the left cerebral hemisphere.

External links

Wikimedia Commons has media related to Postcentral sulcus.

Atlas image: n1a2p15 at the University of Michigan Health System - "Cerebral Hemisphere, Superior View"

Anatomy of the cerebral cortex of the human brain

Frontal lobe

Superolateral

Prefrontal	Superior frontal gyrus 4 6 8 Middle frontal gyrus 9 10 46 Inferior frontal gyrus: 11 47-Pars orbitalis Broca's area 44-Pars opercularis 45-Pars triangularis Superior frontal sulcus Inferior frontal sulcus

Precentral	Precentral gyrus Precentral sulcus

Medial/inferior

Prefrontal	Superior frontal gyrus 4 6 Medial frontal gyrus 8 9 Paraterminal gyrus/Paraolfactory area 12 Straight gyrus 11 Orbital gyri/Orbitofrontal cortex 10 11 12 Ventromedial prefrontal cortex 10 Subcallosal area 25 Olfactory sulcus Orbital sulcus

Precentral	Paracentral lobule 4 Paracentral sulcus

Both

Parietal lobe

Superolateral	Superior parietal lobule 5 7 Inferior parietal lobule 40-Supramarginal gyrus 39-Angular gyrus Parietal operculum 43 Intraparietal sulcus

Medial/inferior	Paracentral lobule 1 2 3 5 Precuneus 7 Marginal sulcus

Both	Postcentral gyrus/primary somatosensory cortex 1 2 3 Secondary somatosensory cortex 5 Posterior parietal cortex 7

Occipital lobe

Superolateral	Occipital pole of cerebrum Lateral occipital gyrus 18 19 Lunate sulcus Transverse occipital sulcus

Medial/inferior	Visual cortex 17 Cuneus Lingual gyrus Calcarine sulcus

Temporal lobe

Superolateral	Transverse temporal gyrus/Auditory cortex 41 42 Superior temporal gyrus 38 22/Wernicke's area Middle temporal gyrus 21 Superior temporal sulcus

Medial/inferior	Fusiform gyrus 37 Medial temporal lobe 27 28 34 35 36 Inferior temporal gyrus 20 Inferior temporal sulcus

Interlobar
sulci/fissures

Superolateral	Central (frontal+parietal) Lateral (frontal+parietal+temporal) Parieto-occipital Preoccipital notch

Medial/inferior	Medial longitudinal Cingulate (frontal+cingulate) Collateral (temporal+occipital) Callosal sulcus

Limbic lobe

Parahippocampal gyrus	anterior Entorhinal cortex Perirhinal cortex Postrhinal cortex Posterior parahippocampal gyrus Prepyriform area

Cingulate cortex/gyrus	Subgenual area 25 Anterior cingulate 24 32 33 Posterior cingulate 23 31 Isthmus of cingulate gyrus: Retrosplenial cortex 26 29 30

Hippocampal formation	Hippocampal sulcus Fimbria of hippocampus Dentate gyrus Rhinal sulcus

Other	Supracallosal gyrus Uncus Amygdala

Insular cortex

Insular cortex

General

Some categorizations are approximations, and some Brodmann areas span gyri.

This article is issued from Wikipedia - version of the 2/10/2015. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.