WGU C475 2025 Final Exam
– Actual Questions with
Verified Correct Answers &
Rationales | Community and
Population Health
Below is a set of 100 realistic multiple-choice questions for the WGU C475 2025 Final
Exam – Community and Population Health, designed to align with Western Governors
University’s competency-based learning objectives. Each question includes four answer
options, with the correct answer and a detailed rationale referencing WGU’s Community
and Population Health competencies, covering topics such as epidemiology, health
promotion, disease prevention, community assessment, vulnerable populations,
environmental health, and health policy (e.g., Modules 1–6, including concepts from
Healthy People 2030 and community health nursing principles). The questions emphasize
the application of community health principles to promote population health and address
disparities.
1. What is the primary goal of community health nursing?
a) Treat individual illnesses in a hospital setting
b) Promote health and prevent disease in populations
c) Administer medications to chronic disease patients
d) Focus on surgical interventions for communities
Correct Answer: b) Promote health and prevent disease in populations
Rationale: Community health nursing focuses on health promotion and disease
prevention at the population level, aligning with WGU’s C475 competency to improve
population health outcomes.
2. Which model is used to assess the social determinants of health in a community?
a) Biomedical model
b) Social-ecological model
c) Transtheoretical model
d) Health belief model
Correct Answer: b) Social-ecological model
Rationale: The social-ecological model examines individual, interpersonal, community,
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and societal factors influencing health, per WGU’s C475 competency on community
assessment.
3. What is a key component of a community health assessment?
a) Performing individual physical exams
b) Collecting data on health trends and needs
c) Administering vaccines to all residents
d) Developing hospital treatment plans
Correct Answer: b) Collecting data on health trends and needs
Rationale: Community health assessments involve gathering data to identify health
trends, needs, and disparities, per WGU’s C475 competency on population health
evaluation.
4. Which term describes the number of new cases of a disease in a population over a
specific period?
a) Prevalence
b) Incidence
c) Mortality
d) Morbidity
Correct Answer: b) Incidence
Rationale: Incidence measures new cases of a disease in a given time, critical for
tracking disease spread, per WGU’s C475 epidemiology competency.
5. A community health nurse identifies a high rate of obesity in a rural area. What is
the first step in addressing this issue?
a) Implement a community-wide diet plan
b) Conduct a needs assessment
c) Prescribe weight-loss medications
d) Open a new hospital
Correct Answer: b) Conduct a needs assessment
Rationale: A needs assessment identifies the causes and scope of obesity, guiding
interventions, per WGU’s C475 competency on community health planning.
6. Which is a primary prevention strategy for cardiovascular disease?
a) Cardiac rehabilitation
b) Smoking cessation programs
c) Angioplasty
d) Blood pressure medication
Correct Answer: b) Smoking cessation programs
Rationale: Primary prevention aims to prevent disease before it occurs, and smoking
cessation reduces cardiovascular risk, per WGU’s C475 health promotion competency.
7. What is the purpose of Healthy People 2030?
a) Provide free healthcare to all citizens
b) Set national health objectives to improve population health
c) Fund hospital expansions
d) Regulate pharmaceutical companies
Correct Answer: b) Set national health objectives to improve population health
Rationale: Healthy People 2030 establishes evidence-based goals to improve health
outcomes, per WGU’s C475 competency on health policy.
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8. Which population is considered vulnerable in community health?
a) Healthcare professionals
b) Low-income pregnant women
c) Middle-class office workers
d) College-educated adults
Correct Answer: b) Low-income pregnant women
Rationale: Low-income pregnant women face health disparities due to socioeconomic
barriers, per WGU’s C475 competency on vulnerable populations.
9. A community health nurse is planning an intervention for childhood obesity. Which
approach is most effective?
a) Focus solely on individual diet changes
b) Engage schools, families, and community resources
c) Prescribe medications for weight loss
d) Limit interventions to healthcare providers
Correct Answer: b) Engage schools, families, and community resources
Rationale: Multidimensional interventions involving schools, families, and communities
are effective for childhood obesity, per WGU’s C475 health promotion competency.
10. What is a social determinant of health?
a) Genetic predisposition to disease
b) Access to healthcare services
c) Personal health behaviors
d) Medical treatment outcomes
Correct Answer: b) Access to healthcare services
Rationale: Social determinants, like healthcare access, influence health outcomes beyond
individual behaviors, per WGU’s C475 competency.
11. Which epidemiological study design tracks disease incidence over time?
a) Cross-sectional study
b) Cohort study
c) Case-control study
d) Randomized controlled trial
Correct Answer: b) Cohort study
Rationale: Cohort studies follow populations over time to measure disease incidence, per
WGU’s C475 epidemiology competency.
12. What is a key role of a community health nurse in disaster preparedness?
a) Perform surgical interventions
b) Develop emergency response plans
c) Administer routine medications
d) Conduct individual therapy sessions
Correct Answer: b) Develop emergency response plans
Rationale: Community health nurses create disaster preparedness plans to protect
populations, per WGU’s C475 competency on emergency planning.
13. Which vaccine is recommended to prevent influenza in a community setting?
a) MMR vaccine
b) Annual flu vaccine
c) HPV vaccine
d) Tdap vaccine