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tympanic membrane

 
(tim′pan·ik ′mem′brān)

(anatomy) The membrane separating the external from the middle ear. Also known as eardrum; tympanum.


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The eardrum, a tight membrane separating the outer ear and middle ear, and connected to the ear bones, which vibrates when sound pressure waves pass along the outer ear towards the middle ear.

Mosby's Dental Dictionary:

tympanic membrane

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n

A thin, semitransparent membrane in the middle ear that transmits sound vibrations to the internal ear by the means of the auditory ossicles. Also called the eardrum.

 
 

 

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McGraw-Hill Science & Technology Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.  Read more
Oxford Dictionary of Sports Science & Medicine. The Oxford Dictionary of Sports Science & Medicine. Copyright © Michael Kent 1998, 2006, 2007. All rights reserved.  Read more
Mosby's Dental Dictionary. Mosby's Dental Dictionary. Copyright © 2004 by Elsevier, Inc. All rights reserved.  Read more

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