Question

which muscle is the agonist when bending (flexing) your elbow in an arm curl? * 1 point a) triceps b) biceps c) quadriceps d) hamstrings

Explanation:

An agonist muscle is one that contracts to cause a movement. When flexing the elbow in an arm - curl, the biceps contracts while the triceps relaxes. Quadriceps are in the thigh and hamstrings are also in the lower limb, not involved in elbow - flexion.

Answer:

B. Biceps