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Medical Term:

masticatory muscles


Definition: muscles derived from the first (mandibular) arch used in chewing; all receive innervation from the motor root of the trigeminal nerve via its mandibular division; includes masseter muscle, temporalis muscle, lateral pterygoid muscle, and medial pterygoid muscle.

Synonym(s): musculus masticatoriiTA, muscles of mastication, musculi masticatorii

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