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Disorders affecting the ear canal include blockages, infections and tumors. Blockage of the ear canal can be caused by ear wax (cerumen). The effects can range from itching to loss of hearing but often produces no symptoms. Other blockages can be caused by objects inserted itno the ear, especially by children. Insects can also occasionally crawl in. External otitis is an infection of the ear canal. This is usually caused by a variety of bacteria. Tumors of the ear canal can be cancerous (malignant) or non-cancerous (benign). See http://www.merck.com/mmhe/sec19/ch219/ch219a.html

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What does the ear canal do for an ear?

The ear needs the ear canal to send everything that it hears to the brain.


What main region of the human ear contains the ear canal?

External ear contains ear canal.


What collects sounds and funnels it into the ear canal?

the correct answer is : ear canal or you could just write canal if you are doing a sheet/ homework sheet called: 8LD(4) Ear diagram- then write ear canal, if not then choose between; ear canal and canal


How does the human ear work?

The tiny bones inside the ear canal vibrate when vibrations happen. It sends signals to your brain in the form of sound.


What main regioin of the human ear contains the ear canal?

The outer ear is the main region of the human ear that contains the ear canal. This part of the ear is responsible for collecting and funneling sound waves into the ear canal, which leads to the eardrum.


The pinna and the ear canal are part of the?

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Is the ear canal the same as the eardrum?

No, the ear canal and the eardrum are different structures in the ear. The ear canal is a tube that carries sound to the eardrum, a thin layer of tissue that vibrates in response to sound waves. The eardrum separates the outer ear from the middle ear.


What does the auditory canal do for the ear?

Basically, the auditory canal links the outer ear to the ear drum. It carries the vibrations from outer ear to the inner ear.


Is auditory passage same as ear passage?

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Does the ampullae belong to the middle ear?

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