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malleus

Pronunciation: mal'e-us, mal'e-i

Definition: The largest of the three auditory ossicles, resembling a club rather than a hammer; it is regarded as having a head, below which is the neck, and from this diverge the handle or manubrium, and the slender, anterior process; from the base of the manubrium the short lateral process arises. The manubrium and lateral process are firmly attached to the tympanic membrane, and the head articulates with a saddle-shaped surface on the body of the incus.

Synonym(s): hammer

[L. a hammer]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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