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Medical Term:

fundus of internal acoustic meatus

 

Definition: 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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