Updated: 6/11/2018

Opponens Pollicis

Review Topic

Origin Flexor retinaculum and tubercles of scaphoid and trapezium
Insertion Lateral side of 1st metacarpal
Action Draws 1st metacarpal into adduction to oppose thumb toward center of palm and rotates it medially
Innervation Recurrent branch of median nerve (C8 and T1) (C8, T1)
Arterial Supply Superficial palmar branch of the radial artery




Please rate topic.

Average 4.0 of 2 Ratings

Thank you for rating! Please vote below and help us build the most advanced adaptive learning platform in medicine

The complexity of this topic is appropriate for?
How important is this topic for board examinations?
How important is this topic for clinical practice?
Topic COMMENTS (2)
Private Note