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The Vastus Intermedius is a member of the Quadriceps Femoris Group, which is composed of the:
- Rectus femoris
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
ATTACHMENTS:
- The vastus intermedius attaches from the anterior shaft and the lateral lip of the linea aspera of the femur to the tibial tuberosity (via the patella and [infra-]patellar ligament).
ACTIONS:
- Extends the leg at the knee joint.
NOTE: The vastus intermedius lies deep to the vastus lateralis in the lateral thigh.
