Which of the following is an accurate comparison of skeletal muscle to smooth muscle?
A. Smooth muscle contracts more slowly but relaxes more rapidly.
B. Smooth muscle depends on a nerve fiber to supply the calcium needed for contraction.
C. Smooth muscle contracts and relaxes more slowly.
D. Smooth muscle consumes more ATP to maintain a given level of muscle tension.
E. Smooth muscle contracts more rapidly but relaxes more slowly.
Answer: C
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