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Medial Pterygoid

Medial Pterygoid

Elevates mandible, closes jaw, helps lateral pterygoid in moving jaw from side to side. Located in the head.

Actions
elevates mandible, closes jaw, helps lateral pterygoid in moving jaw from side to side
Origin
medial side of lateral pterygoid plate behind upper teeth (deep head); pyramidal process of palatine bone and maxillary tuberosity (superficial head)
Insertion
medial angle of mandible
Innervation
mandibular nerve [CNV3], medial pterygoid nerve
Blood supply
maxillary artery, pterygoid branches

head-faceupper-body