neuroanatomy Neuroanatomy is the study of the structure and organization of the nervous system. In contrast to animals with radial symmetry, whose nervous system consists of a distributed network of cells, animals with bilateral symmetry have segregated, defin ...

, the marginal sulcus (margin of the cingulate sulcus) is a sulcus (crevice) that may be considered the termination of the

cingulate sulcus The cingulate sulcus is a sulcus (brain fold) on the cingulate cortex in the medial wall of the cerebral cortex. The frontal and parietal lobes are separated from the cingulate gyrus by the cingulate sulcus. It terminates as the marginal sulcus ...

. It separates the

paracentral lobule In neuroanatomy, the paracentral lobule is on the medial surface of the cerebral hemisphere and is the continuation of the precentral and postcentral gyri. The paracentral lobule controls motor and sensory innervations of the contralateral low ...

anteriorly and the

precuneus In neuroanatomy, the precuneus is the portion of the superior parietal lobule on the medial surface of each brain hemisphere. It is located in front of the cuneus (the upper portion of the occipital lobe). The precuneus is bounded in front by t ...

posteriorly.

Additional images

File:Marginal sulcus animation small.gif, Position of marginal sulcus (shown in red). File:Cingulate sulcus of Vervet Monkey.png,

Transverse sections Transverse may refer to: *Transverse engine, an engine in which the crankshaft is oriented side-to-side relative to the wheels of the vehicle *Transverse flute, a flute that is held horizontally * Transverse force (or ''Euler force''), the tangen ...

of brains of

vervet monkey The vervet monkey (''Chlorocebus pygerythrus''), or simply vervet, is an Old World monkey of the family Cercopithecidae native to Africa. The term "vervet" is also used to refer to all the members of the genus '' Chlorocebus''. The five distinc ...

. It showing difference of the relative position of the left and right ascending ramus of the cingulate sulcus.

References

External links

* https://web.archive.org/web/20070416083824/http://www.med.harvard.edu/AANLIB/cases/case3/mr1/033.html Parietal lobe Sulci (neuroanatomy) {{neuroanatomy-stub