WGU D450 Community Health And
Population-Focused Nursing Practice
Exam 2 QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2025
1. Which of the following is the primary focus of community health
nursing?
A. Acute care for individuals
B. Health promotion and disease prevention
C. Managing hospital resources
D. Administering vaccinations in clinics
Community health nursing focuses on promoting health and preventing
disease at the population level rather than treating acute conditions.
2. A nurse is conducting a windshield survey. What is the main purpose
of this assessment?
,A. Evaluate hospital policies
B. Identify community needs and resources
C. Collect patient medical histories
D. Measure air quality
A windshield survey is a direct observational method used by nurses to
assess community characteristics, resources, and needs.
3. Which federal program provides health insurance to people aged 65
and older?
A. Medicaid
B. Medicare
C. CHIP
D. ACA
Medicare is a federal health insurance program for individuals 65+ and
certain younger individuals with disabilities.
4. Which determinant of health is considered a social factor?
A. Genetic predisposition
B. Physical environment
C. Income and education
D. Body mass index
Social determinants include income, education, and social support, which
influence health outcomes.
5. What is the first step in the community health nursing process?
,A. Assessment
B. Planning
C. Diagnosis
D. Evaluation
The community health nursing process begins with a thorough assessment
to gather data on population health.
6. Herd immunity protects a community by:
A. Avoiding vaccines to build natural immunity
B. Treating infections early
C. Reducing disease spread through high immunization rates
D. Enforcing quarantine for all citizens
Herd immunity occurs when a high percentage of the population is
vaccinated, protecting those who cannot be.
7. Which level of prevention is a mammogram?
A. Primary
B. Secondary
C. Tertiary
D. Quaternary
Secondary prevention aims at early detection of disease through screening.
8. Administering flu vaccines is an example of:
, A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Disease surveillance
Primary prevention prevents disease before it occurs, such as through
immunizations.
9. A nurse teaches diabetic patients about foot care. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Epidemiology
Tertiary prevention reduces the impact of chronic illness through education
and support.
10. What is the best example of a vulnerable population?
A. Retired teachers
B. Homeless individuals
C. Employed factory workers
D. Parents with private insurance
Vulnerable populations have greater risk for poor health outcomes due to
socioeconomic or health status.
11. A nurse assesses water quality after a flood. Which public health
role is this?
Population-Focused Nursing Practice
Exam 2 QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2025
1. Which of the following is the primary focus of community health
nursing?
A. Acute care for individuals
B. Health promotion and disease prevention
C. Managing hospital resources
D. Administering vaccinations in clinics
Community health nursing focuses on promoting health and preventing
disease at the population level rather than treating acute conditions.
2. A nurse is conducting a windshield survey. What is the main purpose
of this assessment?
,A. Evaluate hospital policies
B. Identify community needs and resources
C. Collect patient medical histories
D. Measure air quality
A windshield survey is a direct observational method used by nurses to
assess community characteristics, resources, and needs.
3. Which federal program provides health insurance to people aged 65
and older?
A. Medicaid
B. Medicare
C. CHIP
D. ACA
Medicare is a federal health insurance program for individuals 65+ and
certain younger individuals with disabilities.
4. Which determinant of health is considered a social factor?
A. Genetic predisposition
B. Physical environment
C. Income and education
D. Body mass index
Social determinants include income, education, and social support, which
influence health outcomes.
5. What is the first step in the community health nursing process?
,A. Assessment
B. Planning
C. Diagnosis
D. Evaluation
The community health nursing process begins with a thorough assessment
to gather data on population health.
6. Herd immunity protects a community by:
A. Avoiding vaccines to build natural immunity
B. Treating infections early
C. Reducing disease spread through high immunization rates
D. Enforcing quarantine for all citizens
Herd immunity occurs when a high percentage of the population is
vaccinated, protecting those who cannot be.
7. Which level of prevention is a mammogram?
A. Primary
B. Secondary
C. Tertiary
D. Quaternary
Secondary prevention aims at early detection of disease through screening.
8. Administering flu vaccines is an example of:
, A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Disease surveillance
Primary prevention prevents disease before it occurs, such as through
immunizations.
9. A nurse teaches diabetic patients about foot care. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Epidemiology
Tertiary prevention reduces the impact of chronic illness through education
and support.
10. What is the best example of a vulnerable population?
A. Retired teachers
B. Homeless individuals
C. Employed factory workers
D. Parents with private insurance
Vulnerable populations have greater risk for poor health outcomes due to
socioeconomic or health status.
11. A nurse assesses water quality after a flood. Which public health
role is this?
