Question

the antagonist is the muscle that opposes the movement. in a tricep the triceps is the antagonist because it lengthens as your arm bends. first check: in a biceps curl, which muscle is the agonist? a) triceps b) hamstrings c) biceps d) quadriceps what’s your answer?

Explanation:

An agonist muscle is the one that contracts to produce a movement. In a biceps curl, the biceps muscle contracts to bend the arm at the elbow. The triceps is the antagonist (opposing muscle), hamstrings are in the back - of - thigh, and quadriceps are in the front - of - thigh, neither of which are involved in biceps curl as the agonist.

Answer:

C. Biceps