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Medical Term:

gill arch skeleton


Definition: cartilages associated with the visceral portion of the embryonic mammalian chondrocranium, representing the gill arch (branchial) skeletons as seen in shark-type fishes; they are the primordia of Meckel cartilage, the styloid, hyoid, cricoid, thyroid, and arytenoid cartilages, and the auditory ossicles.

See Also: branchial arches, under arch

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.