Which of the following has the smallest mass?
A. An atomic nucleus
B. A proton
C. A neutron
D. An electron
Answer: D
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The forearm muscles that provide strength and gross control of the hand and fingers are (the)
A) carpal tunnel muscles of the hand. B) extrinsic muscles of the hand. C) intrinsic muscles of the hand. D) flexors of the hand. E) None of the answers are correct.
What are the three components of the loop of Henle?
A) thick descending limb, thin descending limb, and thick ascending limb B) descending limb, ascending limb, and the vasa recta C) descending limb, ascending limb, and the bend D) proximal tubule, loop, and the distal tubule E) descending limb, thin ascending limb, and thick ascending limb
Which of the following statements about a compound action potential recording is NOT true?
A. Each peak represents a group of axons of similar conduction velocity. B. Each peak represents a group of axons of similar diameter. C. The magnitude of each peak is a representation of the number of axons in that category. D. The magnitude of each peak is a representation of the amplitude of the individual APs in that category. E. The profile of peaks is characteristic and different for different peripheral nerves.
The abdominopelvic and thoracic cavities are subdivisions of the ________ cavity
A) superior B) ventral C) dorsal D) pelvic