flexor digitorum longus (muscle)

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flex·or di·gi·to·rum lon·gus (mus·cle)

muscle of deep posterior or flexor (plantar flexor) compartment of leg; origin, middle third of posterior surface of tibia; insertion, by four tendons, perforating those of the flexor brevis, into bases of distal phalanges of four lateral toes; action, flexes second to fifth toes; nerve supply, tibial nerve.
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