Which of the following is an accurate comparison of skeletal muscle to smooth muscle?
A) Smooth muscle contracts and relaxes more slowly.
B) Smooth muscle depends on a nerve fiber to supply the calcium needed for contraction.
C) Smooth muscle contracts more rapidly but relaxes more slowly.
D) Smooth muscle consumes more ATP to maintain a given level of muscle tension.
E) Smooth muscle contracts more slowly but relaxes more rapidly.
A
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Most mammals, including humans and giraffes, have ________ cervical vertebrae
A) 11 B) 6 C) 7 D) 19 E) 10
Dr. Jagasia informs a patient they have fractured the most anterior part of their vertebra. Which part is most likely affected?
A. body B. lamina C. spinous process D. transverse process E. vertebral arch
The spinal cord consists of four regions and ________ pairs of spinal nerves
A) five B) twelve C) twenty-five D) thirty-one E) The number varies widely among individuals.
When a protein of 50 nanometers is mixed with water, the opaque result is called a(n)
?A. suspension.?B. emulsion.?C. solution.?D. colloid.