ATI RN
Epidemiology Exam Questions Questions
Question 1 of 4
Criteria for prioritizing health problems for surveillance include which of the following? (Choose one wrong answer)
Correct Answer: C
Rationale: Prioritization considers incidence (A), concern (B), and impact (D). Previous studies (C) are less relevant.
Question 2 of 4
John Snow’s investigation of cholera is considered a model for epidemiologic field investigations because it included a: (Choose one wrong answer)
Correct Answer: C
Rationale: Snow’s study used a hypothesis, comparison, and map. Multivariate models were beyond his era.
Question 3 of 4
The epidemiologic triad of disease causation refers to: (Choose one best answer)
Correct Answer: A
Rationale: The triad—agent, host, environment—frames disease causation.
Question 4 of 4
Key sources of morbidity data include which of the following? (Choose one wrong answer)
Correct Answer: D
Rationale: Morbidity sources include discharges (B), labs (C), and reports (D). Environmental data (A) is incorrect.