thyroepiglottic muscle


thyroepiglottic part of thyroarytenoid (muscle)

[TA] intrinsic muscle of larynx; origin, inner surface of thyroid cartilage in common with the thyroarytenoideus muscle; insertion, aryepiglottic fold and margin of epiglottis; action, depresses base of epiglottis; nerve supply, recurrent laryngeal. Synonym(s): pars thyroepiglottica musculi thyroarytenoidei [TA], depressor muscle of epiglottis, musculus thyroepiglotticus, thyroepiglottic muscle, thyroepiglottidean muscle, ventricularis (2)

thy·ro·ep·i·glot·tic mus·cle

, thyroepiglottidean muscle (thī'rō-ep-i-glot'ik mŭs'ĕl, thī'rō-ep-i-glo-tid'ē-ăn) Origin, inner surface of thyroid cartilage in common with musculus thyroarytenoideus; insertion, aryepiglottic fold and margin of epiglottis; action, depresses base of epiglottis; nerve supply, recurrent laryngeal.
Synonym(s): musculus thyroepiglotticus [TA] .

thyroepiglottic muscle

A muscle arising on the inner surface of the thyroid cartilage. It extends upward and backward and is inserted on the epiglottis. It depresses the epiglottis. See also: muscle