Definition: one of a pair of small triangular pyramidal laryngeal cartilages that articulate with the lamina of the cricoid cartilage. It gives attachment at its anteriorly directed vocal process to the posterior part of the corresponding vocal ligament and to several muscles at its laterally directed muscular process. The base of the cartilage is hyaline but the apex is elastic.
Synonym(s): cartilago arytenoideaTA, triquetrous cartilage2
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