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

Verified
Correct Answer:
Verified
Q2: Fast-twitch muscle fibers _ than slow-twitch fibers.<br>A)contain
Q2: In the human skeleton, the_ is a
Q3: Describe how the three types of bone
Q4: Based on this figure, the _ bends
Q6: What advantage does the activity of osteoblasts
Q7: In a muscle that is resistant to
Q8: Weightlifters, bodybuilders, and other athletes who require
Q9: The part of a skeletal muscle that
Q10: Cnidarians have a(n)_ skeleton.<br>A)exo-<br>B)endo-<br>C)hydrostatic<br>D)absent
Q11: The anterior cruciate ligament (ACL)is one of