A prime mover for extension of the forearm at the elbow is the
A) brachialis.
B) triceps brachii.
C) biceps brachii.
D) anconeus.

Name: A prime mover for extension of the forearm at the elbow is the A) brachialis. B) triceps brachii. C) biceps brachii. D) anconeus.
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Question

Quizplus · Accepted Answer

The triceps brachii is the primary extensor of the elbow joint. The brachialis and biceps brachii are both flexors of the elbow joint, and the anconeus is a synergist for extension but not the primary mover.

A Prime Mover for Extension of the Forearm at the Elbow