EXTENSOR DIGITORUM LONGUS

Extensor Digitorum Longus muscle

Origin of Extensor Digitorum Longus

Lateral condyle of fibula, upper 2/3 - 3/4 of medial fibular shaft surface, upper part of interosseous membrane, fascia cruris, and anterior intermuscular septum.

Insertion of Extensor Digitorum Longus

Splits into 4 tendon slips after inferior extensor retinaculum, each of which insert on dorsum of middle and distal phalanges as part of extensor expansion complex.

Muscle Action/Function of Extensor Digitorum Longus

Extend toes 2 - 5 and dorsiflexes ankle.

Arterial (Blood) Supply of Extensor Digitorum Longus

Anterior tibial artery.

Extensor Digitorum Longus Video

Extensor Digitorum Longus Muscle

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