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oblique arytenoid

(Science: anatomy, muscle) origin, muscular process of arytenoid cartilage; insertion, summit of arytenoid cartilage of opposite side and continuing as the aryepiglottic muscle in the aryepiglottic fold to the epiglottis; action, narrows the interarytenoid portion of the rima glottidis; nerve supply, recurrent laryngeal.

Synonym: musculus arytenoideus obliquus, arytenoideus.