ear canal

(redirected from External ear canals)
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Related to External ear canals: External Auditory Meatus, external auditory canal, External acoustic meatus

external auditory canal

the passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of fibrocartilaginous outer and bony inner portions lined with thin skin medially and thicker skin with ceruminous glands, hair follicles, and subcutaneous fat laterally.

ex·ter·nal a·cous·tic me·a·tus

[TA]
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.

ear canal

n.
The narrow, tubelike passage through which sound enters the ear; the external auditory canal.

ear canal

n.
The narrow, tubelike passage through which sound enters the ear. Also called external auditory canal.