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...
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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