The first step in any epidemiological investigation is to ____.

A. understand causation
B. establish risk factors
C. track trends and determine if particular diseases are increasing or decreasing in the population
D. describe the population demographically by age, race, sex, education, and other relevant indicators


Answer: D

Health Professions

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A) 30 mg every 4–6 hours, not to exceed eight doses in a 24-hour period B) 10 mg every 4 hours, not to exceed six doses in a 24-hour period C) 2–3 sprays in each nostril every 10–12 hours, not to exceed two doses in a 24-hour period D) 40–160 mcg twice daily not to exceed 320 mcg twice daily

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The __________ is a small cup with a sharpened, serrated, or smooth rim at the end of the handle

A. rongeur C. curette B. osteotome D. shears

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A. overcrowding. B. increased household insects. C. air pollution. D. increased mold spores.

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A. Treatment from another provider B. Access to a clearinghouse C. Third-party payment D. Payment from the patient

Health Professions