flexor pollicis longus muscle

(redirected from long flexor muscle of thumb)

flex·or pol·li·cis lon·gus mus·cle

(fleks'ŏr pol'li-sis long'gŭs mŭs'ĕl)
Origin, anterior surface of middle third of radius; insertion, distal phalanx of thumb; action, flexes distal phalanx of thumb; nerve supply, median palmar interosseous.
Synonym(s): long flexor muscle of thumb.

flexor pollicis longus muscle

Forearm muscle. Origin: coronoid process of ulna, anterior surface of radius. Insertion: distal phalanx of thumb. Nerve: median (C8-T1). Action: flexes thumb.
See: arm for illus. (Muscles of the Arm)
See also: muscle