ear canal


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to ear canal: Eustachian tube

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.
References in periodicals archive ?
Dr Rennie explained that after the wax is produced, it slowly makes its way through the outer ear canal to the opening of the ear.
We can safely use them in the outer parts of the ear, but not in the more scratch-prone, sensitive ear canal.
Excessive cleaning may irritate the ear canal, cause infection, and even increase the changes of cerumen impaction.
Another possible cause of ear infections is foreign objects that become lodged in the ear canal.
As a result, the ear canal can become very hot and sweaty.
For purposes of defining the location of the lesions, the ear canal was divided into four quadrants: superior, anterior, inferior, and posterior.
Otitis externa was diagnosed with video-otoscope in 24 males and 5 females out of which 9 males and 2 females had acute otitis externa, 4 males and 1 female had chronic otitis externa, 3 males and 1 females had suppurative otitis externa, 5 males and 1 female had maggot wounds in ear canal along with acute otitis externa and 3 male had otorrhagia along with suppurative otitis externa.
In the meantime, the ear canal was packed with gelatin sponges and ear swellable sponges at proper sizes.
Ear infections can be very painful and if left untreated can harm both the ear canal and middle ear.
Earwax keeps the ear canal skin protected from getting too dry, and it is a natural cleaner of the ear canal.
To dry out the ear canal, do not use a cotton swab (Q-Tip).
Foreign bodies in the ear: they may enter the ear canal, especially children's.