Muscle Atlas

Peroneus Tertius

Origin: Arises with the extensor digitorum longus from the medial fibular shaft surface and the anterior intermuscular septum (between the extensor digitorum longus and the tibialis anterior)
Insertion: Dorsal surface of the base of the fifth metatarsal
Action: Works with the extensor digitorum longus to dorsiflex, evert and abduct the foot
Innervation: Deep peroneal nerve
Arterial Supply: Anterior tibial artery

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