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HESI LPN · HESI LPN Community Health Nursing · LPN Introduction to Epidemiology Ray M Merrill Case Study Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A principal comments to the school nurse that it seems there are a lot more problems with asthma among the students than there were before the school was remodeled a couple of years ago. The nurse investigates the principal’s observation by reviewing all the school records to determine visits to the health office because of asthma by week and month for the past 5 years. Which of the following best describes the type of study the nurse is conducting?

A. Descriptive epidemiological study
B. Ecological study
C. Prospective cohort study N UR SI NG T
D. C OM

Expert Explanatory Rationale

Correct Answer: Ecological study

Question 2 of 5

The administration at a local medical center examines the trends in health problems when developing long-range plans for staffing and space allocation. Which of the following sources of information would be most helpful?

A. Local data drawn from a professional survey in the city
B. The National Health Interview Survey
C. The National Hospital Discharge Survey
D. The state’s vital statistics

Expert Explanatory Rationale

Correct Answer: The National Hospital Discharge Survey

Question 3 of 5

What is the hallmark feature of an analytic study in epidemiology?

A. Use of an appropriate comparison group
B. Randomization in recruiting study participants
C. Confirmation of diagnosis via lab testing
D. Testing a hypothesis

Expert Explanatory Rationale

Correct Answer: Use of an appropriate comparison group

Question 4 of 5

A school nurse wants to decrease the incidence of obesity in elementary school children. Which of the following describes a secondary prevention intervention that the nurse could implement?

A. Giving a presentation on the importance of exercise and physical fitness
B. Designing a game in which students select healthy food choices
C. Weighing students to identify those who are overweight
D. Putting students on a diet if they weigh greater than 20% of their ideal weight

Expert Explanatory Rationale

Correct Answer: Weighing students to identify those who are overweight

Question 5 of 5

Several small communities have applied for grant funding from the state department of health

A. Which of the following communities should the nurse suggest receive funding first?
B. Community A-with 23 single teenage pregnancies in a city of 500
C. Community B-with 45 single teenage pregnancies in a city of 1000
D. Community C-with 90 single teenage pregnancies in a city of 2000

Expert Explanatory Rationale

Correct Answer: Which of the following communities should the nurse suggest receive funding first?

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