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Medical Term:

tympanic surface of cochlear duct


the wall that separates the cochlear duct from the scala tympani; it consists of the osseous spiral lamina and the basilar membrane.

Synonym(s): paries tympanicus ductus cochlearisTA, membrana spiralis, spiral membrane, tympanic wall of cochlear duct

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