Medial pterygoid muscle
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The medial pterygoid muscle is a thick, quadrilateral muscle of the face. It is supplied by the mandibular branch of the trigeminal nerve. It is important in mastication.
Deep dissection. Anterior view.
Medial pterygoid muscle
Medial pterygoid muscle
Medial pterygoid muscle
Angle of the mandible
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The angle of the mandible is located at the posterior border at the junction of the lower border of the ramus of the mandible.
Medial pterygoid muscle
…side of lateral pterygoid plate behind the upper teeth Superficial head: pyramidal process of palatine bone and maxillary tuberosity Insertion Medial angle of the mandible Artery Pterygoid branches of maxillary artery Nerve Mandibular nerve via nerve to medial pterygoid Actions Elevates mandible, closes jaw, helps lateral…
1870s American male skull. The angle of the mandible is visible just above the white number.
Mandible. Inner surface. Angle of mandible labeled at bottom right.