Updated: 10/19/2017

Peroneus brevis (S1)

Review Topic

Origin Inferior 2/3 of lateral fibular surface; also anterior and posterior intermuscular septa of leg
Insertion Lateral surface of styloid process of 5th metatarsal base
Action Everts foot and plantar flexes ankle
Innervation Superficial peroneal nerve (L5, S1, S2) (L5, S1, S2)
Arterial Supply Muscular branches of peroneal artery




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