Which of the following measures is the most effective way to prevent lung cancer?
a. Eat a balanced diet.
b. Avoid smoking.
c. Avoid exposure to air pollution.
d. Avoid excessive sun exposure.
ANS: B
B. Smoking causes lung cancer. A, C, and D can help prevent a variety of cancers.
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Respiratory secretions do which of the following?
a. Promote coughing and deep breathing. b. Assist with air movement. c. Assist with lung function. d. Provide an environment for microbes to grow.
In a study involving multiple data collectors, the researcher helps to ensure consistency in data collection by
a. describing the study participant recruitment process in the research summary. b. detailing the training process of the data collectors in the research report. c. discarding data that includes even minor deviations in data collection methods. d. minimizing the influence of intervening forces on the study findings.
Compared to drugs such as phenobarbital and diazepam (Valium), heroin:
A. is a Schedule II drug and has no medical application. B. has acceptable medical uses in certain circumstances. C. has a much higher potential for abuse and dependence. D. has a low abuse potential and a limited dependence potential.
A nurse manager in a women's clinic is meeting with the staff to discuss assessment of substance abuse among pregnant clients. What would the staff typically assess as the most frequently abused substance used by pregnant women?
A) Alcohol B) Cocaine C) Tobacco D) Caffeine