Stapedius muscle
stapedius muscle sta·pe·di·us muscle (stā-pē’dē-əs)
n.
A muscle with origin from the internal walls of the pyramidal eminence in the tympanic cavity of the ear, with insertion into the neck of the stapes, with nerve supply from the facial nerve, and whose action draws the head of the stapes backward.
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- Stapes
noun, plural stapes, stapedes [stuh-pee-deez] /stəˈpi diz/ (Show IPA). Anatomy. 1. the innermost, stirrup-shaped bone of a chain of three small bones in the middle ear of humans and other mammals, involved in the conduction of sound vibrations to the inner ear. Also called stirrup. Compare incus (def 1), malleus. noun (pl) stapes, stapedes (stæˈpiːdiːz) […]
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stapes-mobilization operation n. An operation involving the fracture of tissue that has immobilized the stapes; it is performed to restore hearing, especially in patients with otosclerosis.
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- Staphylectomy
staphylectomy staph·y·lec·to·my (stāf’ə-lěk’tə-mē) n. See uvulectomy.