Supinator muscle
| Supinator muscle | |
|---|---|
Posterior view of the supinator. (Right arm.) | |
| Details | |
| Origin | Lateral epicondyle of humerus, supinator crest of ulna, radial collateral ligament, annular ligament |
| Insertion | Lateral proximal radial shaft |
| Artery | Radial recurrent artery |
| Nerve | Deep branch of the radial nerve |
| Actions | Supinates forearm |
| Antagonist | Pronator teres, pronator quadratus |
| Identifiers | |
| Latin | musculus supinator |
| TA98 | A04.6.02.048 |
| TA2 | 2512 |
| FMA | 38512 |
| Anatomical terms of muscle | |
In human anatomy, the supinator is a broad muscle in the posterior compartment of the forearm, curved around the upper third of the radius. Its function is to supinate the forearm.