Contents
Epidemiology and Disease Prevention 1
Community Assessment and Program Planning 1
Cultural Competence and Health Disparities 1
Immunizations and Communicable Disease Control 1
Disaster Preparedness and Response 1
Case Management and Delegation in Community Settings 1
Vulnerable Populations and Health Promotion Strategies 1
Public Health Policy and Ethical Issues in Community Health 1
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, Epidemiology and Disease Prevention
1. A community health nurse calculates the prevalence of hypertension in a town of
20,000, with 2,000 diagnosed cases. What is the prevalence rate per 1,000 population?
A. 50
B. 100
C. 150
D. 200
Answer: B
Rationale: Prevalence rate = (cases / population) × 1,000 = (2,,000) × 1,000
= 100 per 1,000. A, C, and D miscalculate.
2. Which strategy is an example of tertiary prevention for diabetes?
A. Promoting exercise programs
B. Screening for blood glucose
C. Managing foot ulcers
D. Educating about diet
Answer: C
Rationale: Tertiary prevention manages complications (e.g., ulcers). A and D are
primary, B is secondary.
3. A nurse uses a case-control study to investigate lung cancer risk factors. What is the
primary purpose?
A. Track disease incidence
B. Compare exposed vs. unexposed groups
C. Test new treatments
D. Monitor outbreaks
Answer: B
Rationale: Case-control studies compare groups to identify risk factors. A is cohort,
C is experimental, D is surveillance.
4. Which intervention prevents the spread of dengue fever?
A. Eliminating standing water
B. Distributing oral rehydration
C. Administering MMR vaccines
D. Promoting hand hygiene
Answer: A
Rationale: Eliminating standing water reduces mosquito breeding. B, C, and D
address other issues.
5. A nurse identifies a rise in vaping-related lung injuries. Which epidemiological tool is
most appropriate?
A. Descriptive epidemiology
B. Randomized controlled trial
C. Cohort study
D. Systematic review
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