2. SUPERIOR PTERYGOID MUSCLE Short and thick Has two separate heads Superior head Inferior head Lies superiorly to Inferior Pterygoid Muscle
3. SUPERIOR HEAD Smaller of the two heads ORIGIN: Infratemporal crest of the greater wing of the sphenoid bone INSERTION: Articular capsule and articular disc of the temporomandibular joint
4. INFERIOR HEAD ORIGIN: Lateral surface of pterygoid plate INSERTION: Articular disc and pterygoid fovea