| masseter | <anatomy, muscle> Origin, superficial part: inferior border of the anterior two-thirds of the zygomatic arch; deep part: inferior border and medial surface of the zygomatic arch; insertion, lateral surface of ramus and coronoid process of the mandible; action, elevates mandible (closes jaw); nerve supply, masseteric branch of mandibular division of trigeminal. Synonym: musculus masseter. (06 Mar 2000) |
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| masseter muscle | <anatomy> A masticatory muscle whose action is closing the jaws. (12 Dec 1998) |
| masseter reflex | A spasmodic contraction of the temporal muscles following a downward tap on the loosely hanging mandible. Synonym: chin jerk, chin reflex, jaw jerk, mandibular reflex, masseter reflex. (05 Mar 2000) |
| musculus masseter | <anatomy> A masticatory muscle whose action is closing the jaws. (12 Dec 1998) |
| superficial part of masseter muscle | superficial part of masseter muscle |
| deep part of masseter muscle | deep part of masseter muscle |