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