Definitions for ear, external
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U.S. National Library of Medicine
Ear, External
The outer part of the hearing system of the body. It includes the shell-like EAR AURICLE which collects sound, and the EXTERNAL EAR CANAL, the TYMPANIC MEMBRANE, and the EXTERNAL EAR CARTILAGES.
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"ear, external." Definitions.net. STANDS4 LLC, 2013. Web. 18 Jun 2013. <http://www.definitions.net/definition/ear, external>.

