VASTUS LATRALIS

• Origin

Greater trochanter, lateral lip of linea aspera, and lateral supracondylar line of femur

• Insertion

Tibial tuberosity via patellar tendon

• Agonist(s)

- Rectus femoris

- Vastus medialis

- Vastus intermedius

• Antagonist(s)

(Hamstrings)

- Biceps femoris

- Semitendinosus

- Semimembranosus

• Function

Knee extension