Upper Limb 4

Question 1

What is the action of the extensor carpi radialis longus and brevis on the wrist joint

Answer 1

They both extend and abduct the wrist joint

Question 2

Muscles that extend and abduct or adduct the hand at the wrist joint

Answer 2

• extensor carpi radialis longus
• extensor carpi radialis brevis
• extensor carpi ulnaris