dictionary help| tensor muscle of tympanic membrane --> tensor tympani | medical dictionary |
<anatomy, muscle> Origin, the cartilaginous part of the auditory (eustachian) tube and the walls of its hemi-canal just above the bony portion of the auditory tube; insertion, handle of malleus; action, draws the handle of the malleus medialward tensing the tympanic membrane to protect it from excessive vibration by loud sounds. Nerve supply, branches of trigeminal through the otic ganglion.
Synonyms: musculus tensor tympani, tensor muscle of tympanic membrane, Toynbee's muscle.
(05 Mar 2000)
tensor muscle of tympanic membrane, tensor product, tensor tarsi muscle < Prev | Next > tensor veli palati muscle, tent, tentacle
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