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Medical Term:

medial pterygoid (muscle)

 

Definition: masticatory muscle of infratemporal fossa; origin, pterygoid fossa of sphenoid and tuberosity of maxilla; insertion, medial surface of mandible between angle and mylohyoid groove; action, elevates mandible closing jaw; nerve supply, nerve to medial pterygoid from mandibular division of trigeminal.

Synonym(s): musculus pterygoideus medialisTA, internal pterygoid muscle, musculus pterygoideus internus

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