Summary Soleus Origin Posterior aspect of fibular head, upper 1/4 of posterior surface of fibula, middle 1/3 of medial border of tibial shaft, and from posterior surface of a tendinous arch spanning the two sites of bone origin Insertion Eventually unites with the gastrocnemius aponeurosis to form the Achilles tendon, inserting on the middle 1/3 of the posterior calcaneal surface Action Powerful plantar flexor of ankle Innervation Tibial nerve (S1, S2) Arterial supply Posterior tibial, peroneal, and sural arteries
Soleus summary OBC What is the origin? Origin Posterior aspect of fibular head, upper 1/4 of posterior surface of fibula, middle 1/3 of medial border of tibial shaft, and from posterior surface of a tendinous arch spanning the two sites of bone origin Show Bullets