Which of the following muscles would contribute to wrist abduction?

Which of the following muscles would contribute to wrist abduction?
A . Brachioradialis
B. Extensor carpi radialis
C. Flexor diqitorum lonqus
D. Extensor carpi ulnaris

View Answer

Answer: B

Explanation:

Wrist abduction is another term for radial deviation of the wrist. Of the muscles listed, the extensor carpi radialis is the muscle responsible for wrist abduction, which is to laterally extend the wrist away from the body while in correct anatomical position.