fundus of internal acoustic meatus

fun·dus of in·ter·nal a·cous·tic me·a·tus

[TA]
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.
Farlex Partner Medical Dictionary © Farlex 2012

fun·dus of in·ter·nal a·cous·tic me·a·tus

(fŭndŭs in-tĕrnăl ă-kūstik mē-ātŭs) [TA]
Its lateral end, the wall of which is formed by the thin cribriform plate of bone separating the cochlea and vestibule from the internal acoustic meatus.
Medical Dictionary for the Dental Professions © Farlex 2012