left extensor digitorum
Muscular systemUpper limbLeftFMA38502
Nomenclature
left extensor digitorum
musculus extensor digitorum (Latin)
muscolo estensore delle dita sinistro (Italian)
Descriptionentry
Superficial muscle of the posterior compartment of the forearm.
Functionentry
Extension of the digits and of the wrist.
Originentry
Lateral epicondyle of the humerus, by the common extensor tendon.
Insertionentry
Dorsal extensor expansions of the second to fifth digits.
Innervationentry
Posterior interosseous nerve, a branch of the radial (C7-C8).
Blood supplyentry
Posterior interosseous artery.
Model