Flexor Hallucis Longus
Leg & Ankle
Critical for the 'push-off' phase of walking. Ballet dancers rely heavily on this muscle for relevé and pointe.
Function
Flexes great toe, plantarflexes ankle, supports medial longitudinal arch
Origin
Lower 2/3 of posterior fibula and interosseous membrane
Insertion
Base of distal phalanx of great toe
Innervation
Tibial nerve (L5-S3)