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Actions of lower leg muscles
plantar flexes and everts foot
flexes and rotates leg medially to unlock knee from full extension when flexion begins
extends great toe; dorsiflexes foot
extensor hallucis longus
plantar flexes and everts foot; helps keep foot flat on ground
plantar flexes foot when knee is extended; since it also crosses the knee joint, it can flex knee when foot is dorsiflexed
assists in knee flexion and plantar flexion of foot
prime mover of dorsiflexion; assists in supporting medial longitudinal arch of foot
dorsiflexes foot; prime mover of toe extension
dorsiflexes and everts foot
plantar flexes and inverts foot; flexes toes; helps foot grip ground
plantar flexes and inverts foot; flexes great toe at all joints; push off muscle during walking
flexor hallucis longus
prime mover of foot inversion; plantar flexes ankle; stabilizes medial longitudinal arch
plantar flexes ankle; important locomotor and postural muscle during walking, running, and dancing