Skip to Content
Medical Term:


Pronunciation: o'beks

Definition: The point on the midline of the posterior aspect of the medulla oblongata that marks the caudal angle of the rhomboid fossa or fourth ventricle. It corresponds to a small, transverse medullary fold overhanging the calamus scriptorius.

[L. barrier]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.