The anterolateral sulcus (or ventrolateral sulcus) is a
sulcus on the side of the
medulla oblongata between the
olive and
pyramid
A pyramid (from el, πυραμίς ') is a structure whose outer surfaces are triangular and converge to a single step at the top, making the shape roughly a pyramid in the geometric sense. The base of a pyramid can be trilateral, quadrilat ...
. The rootlets of the
hypoglossal nerve
The hypoglossal nerve, also known as the twelfth cranial nerve, cranial nerve XII, or simply CN XII, is a cranial nerve that innervates all the extrinsic and intrinsic muscles of the tongue except for the palatoglossus, which is innervated by ...
(CN XII) emerge from this sulcus.
See also
*
Anterolateral sulcus of spinal cord
External links
* https://web.archive.org/web/20070927162204/http://www.ib.amwaw.edu.pl/anatomy/atlas/image_02e.htm
Medulla oblongata
{{neuroanatomy-stub