ATI RN
Questions in Epidemiology Questions
Question 1 of 5
To display different rates on an area map using different colors, select different colors that have the same intensity, so as not to bias the audience.
Correct Answer: A
Rationale: Using equal-intensity colors prevents visual bias in interpreting rate differences.
Question 2 of 5
If a particular outbreak presents an unusual opportunity to learn more about the disease and its epidemiology by conducting a study, but early disease control measures would interfere with the study, one should conduct the study quickly, then implement control measures immediately afterwards.
Correct Answer: B
Rationale: Public health prioritizes control over research during outbreaks.
Question 3 of 5
Results of this outbreak investigation should be communicated to: (Choose one wrong answer)
Correct Answer: D
Rationale: Results go to the caterer (A), officials (B), and attendees (C). WHO (D) is not typically involved.
Question 4 of 5
The Iowa Women’s Health Study, in which researchers enrolled 41,837 women in 1986 and collected exposure and lifestyle information to assess the relationship between these factors and subsequent occurrence of cancer, is an example of which type(s) of study? (Choose one wrong answer)
Correct Answer: D
Rationale: This is an observational cohort study (B, C), not case-control (D).
Question 5 of 5
Data collected through which of the following methods is commonly used for surveillance? (Choose one wrong answer)
Correct Answer: B
Rationale: Surveillance uses vital records (A), notifications (C), and surveys (D). Trials (B) are research-specific.