posterior cricoarytenoid (muscle)
intrinsic muscle of larynx; origin, depression on posterior surface of lamina of cricoid; insertion, muscular process of arytenoid; action, abducts vocal folds, widening rima glottidis as for taking a deep breath; nerve supply, recurrent laryngeal.
Synonym(s): musculus cricoarytenoideus posteriorTA
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.