See Also: acoustic meatus(medicine)
external acoustic meatus(medicine)
cartilage of acoustic meatus(medicine)
nerve of external acoustic meatus(medicine)
opening of internal acoustic meatus(medicine)
orifice of external acoustic meatus(medicine)
opening of external acoustic meatus(medicine)
orifice of internal acoustic meatus(medicine)
isthmus of external acoustic meatus(medicine)
fundus of internal acoustic meatus(medicine)

acoustic meatus (medicine)


acoustic meatus -->
external acoustic meatus


The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus.

Synonym: meatus acusticus externus, acoustic meatus, antrum auris, auditory canal, external auditory meatus.