A researcher goes to great lengths to ensure that the proportion of males and females in his study matches the proportion of males and females nationally. He is selecting a ________ sample
a. representative
b. random
c. biased
d. controlled
Answer: a
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Which of the following references would be most helpful for answering patient questions about a medication?
a. A current Internet resource recommended by the physician in the office b. PDR for Consumers c. USP/NF d. AHFS Drug Information e. A and B would be most helpful f. All of the above.
A nutritionist at a health care clinic advises a client not to exceed the RDA of vitamin D. The client asks the nurse what vitamin D toxicity can lead to?
a. Kidney damage and kidney stones b. Prolonged clotting time and risk of bleeding c. Headache d. Joint pain
The combining form celi/o- means ________
A) "abdomen" B) "cecum" C) "hernia" D) "lip"
The term for the surgical repair of the tympanic membrane is spelled:
A) myringectomy. B) myringotomy. C) myrigoplasty. D) myringoplasty.