ATI RN
Epidemiology Questions Questions
Question 1 of 5
What is the primary purpose of obtaining informed consent from research participants?
Correct Answer: C
Rationale: Informed consent (C) upholds autonomy (e.g., voluntary choice). A, B, and D are secondary or incorrect.
Question 2 of 5
What is the primary focus of quaternary prevention?
Correct Answer: B
Rationale: Quaternary prevention (B) avoids over-treatment (e.g., unnecessary tests). A, C, and D are other levels.
Question 3 of 5
Which of the following is NOT a criterion for establishing causality in epidemiology?
Correct Answer: D
Rationale: Bradford Hill criteria exclude anecdotal evidence (D) as unscientific. A, B, and C (strength, temporality, dose-response) are valid.
Question 4 of 5
Correct statements about infant mortality include which of the following?
Correct Answer: D
Rationale: Black infants have ~2x higher mortality in the U.S. due to disparities. A is false (first year, not month). B is true but not sole correct. C is false (preterm birth tops SIDS).
Question 5 of 5
True statements about the epidemiology of cancer in the U.S., excluding nonmelanoma skin cancers and cancer in situ, include all the following EXCEPT
Correct Answer: D
Rationale: Lung cancer mortality rose until ~1990s, now declining in men but not steadily since 1975.