ATI RN
Epidemiology Question Bank Questions
Question 1 of 5
Workers associated with occupational exposure to lead include all the following EXCEPT
Correct Answer: C
Rationale: Coal miners not typically exposed; others are.
Question 2 of 5
The incidence of anorexia nervosa has been increasing recently. True statements about this disease include
Correct Answer: B
Rationale: Higher SES link; A (10x), C (distorted perception), D (teens) false.
Question 3 of 5
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 cholera study used a hypothesis (waterborne transmission), compared pump users to non-users, and mapped cases. Multivariate models were not part of his 19th-century approach.
Question 4 of 5
A key feature of a cross-sectional study is that: (Choose one wrong answer)
Correct Answer: B
Rationale: Cross-sectional studies measure prevalence (A), not just exposures (B is false). They’re descriptive (C) and survey-like (D), but B misrepresents scope.
Question 5 of 5
The measure of spread most affected by one extreme value is the:
Correct Answer: B
Rationale: The range (max - min) changes directly with an extreme value, unlike IQR or standard deviation.