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Exam (elaborations) NR 503 (NR503) Public Health and Epidemiology at a Glance $5.49
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Exam (elaborations)

Exam (elaborations) NR 503 (NR503) Public Health and Epidemiology at a Glance

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Primary prevention focuses on preventing disease before it occurs, such as through vaccinations. Incidence measures new cases of a disease over a period of time. Smoking cessation targets individuals who are already smoking (a risk behavior), making it secondary prevention. Herd immunity occurs whe...

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  • January 9, 2025
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • nr503
  • medicine
  • nursing
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QUESTION AND ANSWERS, VERIFIED

, 2




1. Which of the following is a primary prevention strategy in public health?

A. Providing physical therapy to stroke patients
B. Administering the flu vaccine to a healthy population
C. Screening for hypertension in adults
D. Prescribing medication for diabetes



Answer: B
Explanation: Primary prevention focuses on preventing disease before it occurs, such
as through vaccinations.




2. What is the measure used to describe the number of new cases of a disease in a
population over a specific period?

A. Prevalence
B. Incidence
C. Mortality Rate
D. Case Fatality Rate



Answer: B
Explanation: Incidence measures new cases of a disease over a period of time.




3. A public health nurse is implementing a smoking cessation program in the
community. This intervention falls under which level of prevention?

A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Quaternary prevention

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