Isthmus of cingulate gyrus
|Brain: Isthmus of cingulate gyrus|
Medial surface of left cerebral hemisphere. (Isthmus labeled at left center.)
|Latin||isthmus gyri cinguli|
|Gray's||subject #189 825|
The cingulate gyrus commences below the rostrum of the corpus callosum, curves around in front of the genu, extends along the upper surface of the body, and finally turns downward behind the splenium, where it is connected by a narrow isthmus with the hippocampal gyrus.