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malleus
Function:
- the 3 auditory ossicles (incus, malleus, staps) facilitate transmission of sound from the tympanic membrane to the vestibular (oval) window
Structure:
- the malleus is the largest of 3 auditory ossicles, resembling a club
- it has a head & neck from which eminates the handle or manubrium & a thin anterior process
- from the base of the manubrium, a short lateral process arises
- the manubrium & short lateral process are firmly attached to the tympanic membrane
- the head articulates with a saddle-shaped surface on the body of the incus.
Specific
malleolar/mallear prominence
manubrium (handle) of malleus
stria mallearis (malleolar stria)
General
ear ossicle
References
Stedman's Medical Dictionary 26th ed, Williams &
Wilkins, Baltimore, 1995
Images
image related to malleus