extensor hallucis longus muscle

ex·ten·sor hal·lu·cis lon·gus mus·cle

(eks-ten'sŏr hal'ū-sis long'gus mŭs'ĕl)

Origin, lateral surface of tibia and interosseous membrane; insertion, base of distal phalanx of great toe; action, extends the great toe; nerve supply, anterior tibial.
Synonym(s): musculus extensor hallucis longus [TA] .

extensor hallucis longus muscle

Foot muscle. Origin: middle of fibula. Insertion: base of proximal phalanx of big toe. Nerve: deep peroneal (S1-S2). Action: dorsiflexes big toe.

See: leg for illus. (Muscles of the leg)

See also: muscle