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Muscles / Lower legs

Extensor digitorum longus

Also called EDL.

Anatomy

Origin
Lateral condyle of the tibia, upper three-quarters of the medial fibula, interosseous membrane
Insertion
Middle and distal phalanges of toes 2-5 via the extensor expansions
Nerve
Deep fibular nerve (L5-S1)

Actions

  • Extends toes 2-5
  • Dorsiflexes the ankle

Also trained by

References (4)
  1. Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
  2. Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
  3. Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
  4. Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e