Human Anatomy: Muscle Groups

Human Anatomy

<> Return To Muscle Groups Menu <>

Muscle Function & Other Pertinent Medical Information
ORIGIN: Lower third of posterior shaft of radius and adjacent interosseous membrane
INSERTION: Over tendons of radial extensors and brachioradialis to base of proximal phalanx of thumb
ACTION: Extends metacarpophalangeal joint of thumb
NERVE: Posterior interosseous nerve (C7, 8)

Medword RSS Medical News Feeds  Medword's RSS Medical Feeds

[Home]   [About]   [Contact Us]   [Privacy]   [Site Terms] is a Norton Symantec Safe Web Site Norton Safe Site]