Sunday, 10 August 2014

Origin/Insertion of Muscles - Lower Leg - Gastrocnemius and Soleus

Gastrocnemius
Origin: Medial Head: Medial condyle of femur and area just above the condyle
             Lateral Head: Lateral condyle of femur and area just above condyle
Insertion: Posterior calcaneus via calcaneal (Achilles) tendon
Action: Flexes leg at knee; plantar flexes foot


Medial and Lateral Condyle of Femur




Calcaneal (Achilles) Tendon

Soleus
Origin: Proximal half of posterior surface of the tibia along soleal line; proximal 1/3 of posterior fibular
Insertion: Posterior calcaneus via calcaneal (Achilles) tendon
Action: Plantar flexes foot

Soleal Line



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