Muscle Atlas

Flexor Hallucis Longus

Origin: Inferior 2/3 of posterior surface of fibula, lower part of interosseous membrane
Insertion: Plantar surface of base of distal phalanx of great toe
Action: Flexes great toe, helps to supinate ankle, and is a very weak plantar flexor of ankle
Innervation: Tibial nerve (S2, S3)
Arterial Supply: Muscular branch of peroneal and posterior tibial artery

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