Skip to Content
Medical Term:

groove of promontory of labyrinthine wall of tympanic cavity

 

Definition: a narrow branched groove running vertically over the surface of the promontory in the middle ear, lodging the tympanic plexus.

Synonym(s): sulcus promontorii cavitatis tympanicaeTA, sulcus of promontory of tympanic cavity

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