pharyngeal arch cartilage


Also found in: Encyclopedia.

pharyngeal arch cartilage

a cartilage bar in the mandibular arch that forms a temporary supporting structure in the embryonic mandible; the cartilagenous primordia of the malleus and incus develop from its proximal end, and it also gives rise to the sphenomandibular and anterior malleolar ligaments.

pha·ryn·ge·al arch car·ti·lage

(făr-injē-ăl ahrch kahrti-lăj)
A cartilage bar in the mandibular arch that forms a temporary supporting structure in the embryonic mandible.
Synonym(s): mandibular cartilage.