Ear Canal

The ear canal (external auditory meatus, external acoustic meatus, EAM) (Latin: meatus acusticus externus), is a tube running from the outer ear to the middle ear. The adult human ear canal extends from the pinna to the eardrum and is about 35 mm in length and 5 to 10 mm in diameter.

Read more about Ear CanalStructure, Disorders, Earwax, Additional Images

Other articles related to "ear canal, ear":

Tympanometry - Operation
... A tone of 226 Hz is generated by the tympanometer into the ear canal, where the sound strikes the tympanic membrane, causing vibration of the middle ear, which in ... Most middle ear problems result in stiffening of the middle ear, which causes more of the sound to be reflected back ... Admittance is how energy is transmitted through the middle ear ...
Ear Canal - Additional Images
... Inferior surface Left infratemporal fossa External and middle ear, opened from the front ... Right side Horizontal section through left ear upper half of section ...
Surfer's Ear
... Surfer's ear is the common name for an exostosis or abnormal bone growth within the ear canal ... Surfer's ear is not the same as swimmer's ear, although infection can result as a side effect ... from cold wind and water exposure causes the bone surrounding the ear canal to develop lumps of new bony growth which constrict the ear canal ...
Surfer's Ear - Treatment
... Surgeries to remove the obstructing ear canal bone are usually performed under general anesthesia in an operating room and aided by the use of a binocular microscope ... Most ear surgeons use a drill to remove the bone and may approach the area directly via the ear canal or by making an incision behind the ear and dissecting the ear forward ... technique it is important to keep the thin inner ear canal skin away from the drill to preserve the skin and allow optimal skin coverage at the conclusion of the surgery ...
Bone Anchored Hearing Aid - Indications For Baha - Chronic Ear Disease
... condition often associated with continuous or intermittent drainage from the ear canal ... air conduction aid with a mold placed in the ear canal opening is often impossible to wear due to the drainage – and may even provoke drainage ... aid may have difficulty to overcome the dysfunction of the eardrum and middle ear bones ...

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    William Howard Taft (1857–1930)

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