The Rectus Femoris muscle is part of the Quadriceps muscle group. It is the only muscle of the group which crosses the hip joint and is a powerful knee extensor when the hip is extended, but is weak when the hip is flexed.
- Anterior Inferior Iliac Spine (AIIS).
- Top of the patella and the patella tendon to the tibial tuberosity.
- Flexion of the hip.
- Extension of the knee.
- Femoral nerve.
- Kicking a football.