lateral cricoarytenoid muscle


lat·er·al cri·co·ar·y·te·noid mus·cle

(lat'ĕr-ăl krī'kō-ar'i-tē'noyd mŭs'ĕl) Intrinsic muscle of larynx; origin, upper margin of arch of cricoid cartilage; insertion, muscular process of arytenoid; action, adducts vocal folds (narrows rima glottidis); nerve supply, recurrent laryngeal.
Synonym(s): musculus cricoarytenoideus lateralis.