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ATI RN · ATI Community Health · Questions in Epidemiology

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The ratio of the prevalence of type I (insulin-dependent) diabetes mellitus to type II (non-insulin-dependent) diabetes mellitus in the U.S. is about

A. 1:01

B. 1:04

C. 1:09

D. 4:01

Correct Answer: 1:09

Question 2 of 5

Which type of study design is best suited for studying the prevalence of a disease?

A. Case-control study

B. Cohort study

C. Cross-sectional study

D. Randomized controlled trial

Correct Answer: Cross-sectional study

Question 3 of 5

Which of the following is a measure of the severity of a disease?

A. Incidence rate

B. Case fatality rate

C. Prevalence rate

D. Mortality rate

Correct Answer: Case fatality rate

Question 4 of 5

Notifiable disease surveillance usually focuses on morbidity from the diseases on the list and does not cover mortality from those diseases.

A. TRUE

B. FALSE

C. ALL

D. None

Correct Answer: FALSE

Question 5 of 5

True statements about occupational skin disease include which of the following?

A. Most cases of contact dermatitis are mediated by an allergic reaction

B. Allergic contact dermatitis rarely recurs upon reexposure

C. Chloracne is usually caused by exposure to chlorine gas or hydrochloric acid

D. A diagnostic feature of chloracne is the presence of yellowish cysts early in the disease

Correct Answer: A diagnostic feature of chloracne is the presence of yellowish cysts early in the disease

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