What are the agonist and antagonist muscle of a wrist joint?

Wrist flexors are the agonist muscles, while wrist extensors are the muscle antagonists. The specific names are the flexor digitorum and the extensor digitorum.

This is because it is the prime mover in both cases. 2. Antagonist : The antagonist in a movement refers to the muscles that oppose the agonist. During elbow flexion where the bicep is the agonist, the tricep muscle is the antagonist.