Name

Soleus

Pronunciation

(SO-le-us)

Origin/Proximal Attachment

Upper fibula; soleal line of tibia

Insertion/Distal Attachment

Calcaneus via calcaneal (‘Achilles’) tendon

Action/Relevance

Plantar-flexes ankle

Innervation

Tibial nerve (S1, 2)

Notes

Covered proximally by gastrocnemius but from mid calf is visible on both sides of the Achilles tendon.

Tendon runs posterior to muscle belly

Muscle fibres attach to tendon from anterior direction