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Eustachian tube |
Also found in: Medical, Encyclopedia, Wikipedia | 0.02 sec. |
Eustachian tubeSmall air-filled canal connecting the middle ear with the back of the throat. It is found in all land vertebrates and equalizes the pressure on both sides of the eardrum. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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