| Extensor carpi radialis brevis | |
|---|---|
 Posterior surface of the left forearm. Superficial muscles. The partially obscured extensor carpi radialis brevis is shown in blue. | |
| Details | |
| Origin | Humerus at the anterior of lateral epicondyle (common extensor tendon)[1] |
| Insertion | Posterior base of the 3rd metacarpal[1] |
| Artery | Radial artery |
| Nerve | Deep branch of the radial nerve |
| Actions | Extensor and abductor of the hand at the wrist joint[1] |
| Antagonist | Flexor carpi ulnaris muscle |
| Identifiers | |
| Latin | musculus extensor carpi radialis brevis |
| TA98 | A04.6.02.041 |
| TA2 | 2499 |
| FMA | 38497 |
| Anatomical terms of muscle | |
In human anatomy, extensor carpi radialis brevis is a muscle in the forearm that acts to extend and abduct the wrist. It is shorter and thicker than its namesake extensor carpi radialis longus which can be found above the proximal end of the extensor carpi radialis brevis.
- ^ a b c Origin, insertion and nerve supply of the muscle at Loyola University Chicago Stritch School of Medicine