Which of the following is a good guideline for measuring heart rate during exercise?
A. Sprint faster during the last few yards.
B. Stop exercise, find pulse, and count for 15 seconds.
C. Keep moving while locating the pulse, then stop, and count the pulse.
D. Count radial pulse for 1 minute immediately after exercise stops.
Answer: C
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A mass of lymphoid tissue along a lymphatic vessel that filters bacteria and other foreign substances is a
A) leukocyte. B) lymphocyte. C) lymph node. D) tonsil.
Which of the following surgical procedures means to remove the eyeball?
A) photorefractive keratectomy B) laser photocoagulation C) enucleation D) scleral buckling
Paralysis of the lower portion of the body and both legs is called:
A) paraplegia. B) biplegia. C) paresthesia. D) hemiparesis.
Which of the following terms refers to the normal loss of hearing associated with aging?
A) binaural B) presbycusis C) tinnitus D) vertigo