Extensor Digitorum Longus11

Extensor digitorum longus (often shortened to EDL) is found in the front of the lower leg, in the outer more muscle bound compartment.

Origin

  • Lateral condyle of the tibia.
  • Head and anterior surface of the fibula.
  • Interosseous membrane (between tibia and fibia).

Insertion

  • Dorsal (top) surface of the middle and end phalanges of the four outer toes.

Actions

  • Extends toes.
  • Dorsiflexion.
  • Eversion.

Innervation

  • Peroneal (Fibular) nerve.

Daily uses

  • Walking upstairs and making sure the toes clear the steps.

Example strengthening exercises

Example stretches