The muscles of your lower leg are arranged in antagonistic pairs so that you
A) have a backup when one muscle is not strong enough.
B) obtain a stronger contraction than you would with a single muscle.
C) can stand upright.
D) can both flex and extend your leg.

Question

Quizplus · Accepted Answer

Antagonistic muscle pairs, such as those in the lower leg, work by one muscle contracting (flexing) while the other relaxes (extends), allowing for movements like walking, running, and jumping. This is essential for both flexing and extending the leg.

The Muscles of Your Lower Leg Are Arranged in Antagonistic