Marginal sulcus

Crevice in the brain separating the paracentral lobule and precuneus

Marginal sulcus
Medial surface of left cerebral hemisphere. (Marginal sulcus shown in red.)
Details
Identifiers
Latin	ramus marginalis, sulcus marginalis
NeuroNames	98
NeuroLex ID	birnlex_4030
TA98	A14.1.09.204
TA2	5478
FMA	83773
Anatomical terms of neuroanatomy [edit on Wikidata]

In neuroanatomy, the marginal sulcus (margin of the cingulate sulcus) is a sulcus (crevice) that may be considered the termination of the cingulate sulcus. It separates the paracentral lobule anteriorly and the precuneus posteriorly.

Additional images

Position of marginal sulcus (shown in red).
Transverse sections of brains of vervet monkey. It showing difference of the relative position of the left and right ascending ramus of the cingulate sulcus.

References

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

External links

Wikimedia Commons has media related to Marginal sulcus.

https://web.archive.org/web/20070416083824/http://www.med.harvard.edu/AANLIB/cases/case3/mr1/033.html

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 3, 1 and 2 Secondary somatosensory cortex 5 Posterior parietal cortex 7

Occipital lobe

Superolateral	Occipital pole of cerebrum Occipital gyri 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 and 42 Superior temporal gyrus 38 22/Wernicke's area (Planum temporale) Superior temporal sulcus Middle temporal gyrus 21
Medial/inferior	Occipitotemporal sulcus Fusiform gyrus 37 Medial temporal lobe 27 28 34 35 36 Inferior temporal sulcus Inferior temporal gyrus 20

Interlobar
sulci/fissures

Superolateral	Central (frontal+parietal) Lateral (frontal+parietal+temporal) Parieto-occipital Preoccipital notch
Medial/inferior	Longitudinal fissure 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	Indusium griseum Uncus Amygdala