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first pharyngeal arch cartilage


Definition: the cartilage in the mesenchyme of the first pharyngeal arch in the embryo from which the malleus and incus of the middle ear develop; its proximal end also gives rise to the sphenomandibular and anterior malleolar ligaments.

Synonym(s): Meckel cartilage2

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.