Dictionary » M » Musculus stapedius

Musculus stapedius

musculus stapedius --> stapedius

(Science: anatomy, muscle) origin, arises from the wall of the middle ear (internal walls of pyramidal eminence in tympanic cavity); insertion, neck of the stapes; action, dampens vibration of stapes by drawing head of stapes backward as a result of a protective reflex stimulated by loud noise; nerve supply, facial.

Synonym: musculus stapedius, stapedius.


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