Jump to: navigation, search
Brain: Obex
Hind-brain of a human embryo of three months—viewed from behind and partly from left side.
Rhomboid fossa.
Gray's subject #187 797
NeuroNames hier-633
Dorlands/Elsevier o_01/12585770

Template:This article is about The obex (from the Latin for barrier) is the point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord.

The obex occurs in the caudal medulla.

The decussating of sensory fibers happens at this point.

External links