fundus of internal acoustic meatus
lateral end of the internal acoustic meatus, the wall of which is formed by the thin cribriform plate of bone separating the cochlea and vestibule from the internal acoustic meatus; a transverse crest divides the fundus into two regions; in the superior region are located the facial nerve area and the superior vestibular area; in the inferior region are located the cochlear area, inferior vestibular area, and singular foramen.
Synonym(s): fundus meatus acustici interniTA, fundus of internal auditory meatus
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