Ear
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
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Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...from low-pitched sounds. One theory proposes that the sensation...project into a thick, gelatinous mass. When the head is moved, the...diseases is known as otitis media, a middle ear disorder. Most...among young children, otitis media probably results from Eustachian...