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Medical Term:

hypoglossal trigone


a slight elevation in the floor of the inferior recess of the fourth ventricle, beneath which is the nucleus of origin of the twelfth cranial nerve.

Synonym(s): trigonum nervi hypoglossiTA, trigone of hypoglossal nerve, eminentia hypoglossi, hypoglossal eminence, trigonum hypoglossi, tuberculum hypoglossi

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.