extensor digitorum longus muscle


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

ex·ten·sor di·gi·to·rum lon·gus mus·cle

(eks-ten'sŏr dij-i-tō'rŭm long'gus mŭs'ĕl)
Origin, lateral condyle of tibia, upper two thirds of anterior margin of fibula; insertion, by four tendons to the dorsal surfaces of the bases of the proximal, middle, and distal phalanges of the second to fifth toes; action, extends the four lateral toes; nerve supply, deep branch of peroneal.
Synonym(s): musculus extensor digitorum longus [TA] , long extensor muscle of toes.

extensor digitorum longus muscle

Foot muscle. Origin: lateral condyle of tibia, upper three-fourths of fibula. Insertion: extensor tendons of toes 2-5. Nerve: deep peroneal (L5-S1). Action: extends toes, dorsiflexes foot.
See: leg for illus. (Muscles of the leg)
See also: muscle
References in periodicals archive ?
On the other hand, extensor digitorum longus muscle showed a marked decline in force output.
Fibre type composition of soleus and extensor digitorum longus muscles in normal female inbred Lewis rats.
The mass was identified at the midtibial level, interposed between the tibialis anterior and extensor digitorum longus muscles.

Full browser ?