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Rectus Femoris

Origin: Pelvis (AIIS of Ilium, Superior rim of Acetabulum)

Insertion: Tibia and Patella (Quadriceps Tendon to Patella to Patella Tendon to Tibial Tuberosity)

Action: Hip Flexion, Knee Extension

Innervation: L2-4 (Femoral Nerve)