Rolandic Anatomy
Lateral Pterygoid Plate
AI-powered interactive skeletal anatomy for medical and surgical education
A thin bone in the skull. It is the origin of the "Lateral Pterygoid" muscle, the only muscle that opens the jaw; if this muscle spasms, it causes the jaw to "lock" (TMJ disorder).
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Educational content only. Not medical advice. For clinical decisions, consult authoritative sources and qualified clinicians.