Soleus

Proximal Attachment: Posterior aspect of head and superior quarter of posterior surface of fibula; soleal line and middle third of medial border of tibia; and tendinous arch extending between the bony attachments

Distal Attachment: Posterior surface of calcaneus via calcaneal tendon

Innervation: Tibial nerve (S₁, S₂)

Main Action(s): Plantarflexes ankle independent of position of knee; steadies leg on foot