Origin
Lateral/medial condyles of femur & popliteal surface of femur
Insertion
Posterior surface of calcaneus via calcaneal tendon
Actions
- Plantarflexes the foot at the ankle joint
- Flexes the leg at the knee joint
Innervation
- Tibial nerve (S1-S2)
Blood Supply
- Sural arteries
Would you like to learn more about the gastrocnemius muscle? Then check out the gastrocnemius muscle article and video by clicking the link below: Gastrocnemius Muscle Anatomy