Gastrocnemius
Gastrocnemius
☆Gastrocnemius
MusclePro
Anatomy
- Origin
- Lateral head—lateral condyle and posterior surface of femur Medial head—popliteal surface of femur above medial condyle
- Insertion
Posterior surface of the calcaneus
- Nerve
Tibial nerve (S1, S2)
- Actions
Plantar flexes foot, flexes leg when foot is dorsiflexed and knee is extended
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