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Definition of Obex
1. Noun. (anatomy) The point in the human brain at which the fourth ventricle narrows to become the central canal of the spinal cord. ¹
¹ Source: wiktionary.com
Medical Definition of Obex
1. The point on the midline of the dorsal surface 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. Origin: L. Barrier (05 Mar 2000)
Lexicographical Neighbors of Obex
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