WGU D450 COMMUNITY HEALTH & POPULATION-
FOCUSED EXAM STUDY QUESTIONS WITH CORRECT
(VERIFIED ANSWERS) PLUS RATIONALES Q&A
2025/2026|INSTANT DOWNLOAD PDF
1. Which activity best reflects primary prevention in community health?
A. Administering antibiotics
B. Providing immunizations
C. Conducting physical therapy
D. Managing chronic illness
Correct: B
Immunizations prevent disease before it occurs, which is primary prevention.
2. In community assessments, a windshield survey is useful because it:
A. Measures disease rates
B. Gives direct observation of community conditions
C. Determines lab values
D. Evaluates individual patient outcomes
Correct: B
A windshield survey provides real-time visual information about the community
environment.
3. Which determinant of health includes income and educational level?
A. Biological
B. Social
,C. Environmental
D. Behavioral
Correct: B
Social determinants include economic stability and education.
4. A nurse teaching about nutrition to prevent obesity is engaging in:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Emergency management
Correct: A
Health education to prevent disease occurrence is primary prevention.
5. Screening for hypertension in a population is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Social intervention
Correct: B
Screening detects disease early (secondary prevention).
6. Which is the best description of population health?
A. Care for individuals only
B. Improving health outcomes for groups of people
C. Treating hospital patients
D. Focusing on acute care only
Correct: B
Population health aims to improve outcomes for defined groups.
, 7. Herd immunity increases when:
A. Fewer people vaccinate
B. More people vaccinate
C. Hospitals increase beds
D. Community income rises
Correct: B
Higher vaccination rates reduce disease spread.
8. A community health nurse analyzing birth rates is assessing:
A. Morbidity
B. Mortality
C. Natality
D. Prevalence
Correct: C
Natality specifically refers to birth rates.
9. The most effective communication for diverse communities includes:
A. Medical jargon
B. Culturally appropriate language
C. Complex terminology
D. Only written instructions
Correct: B
Culturally appropriate communication improves understanding.
10. Which best describes prevalence?
A. New cases only
B. Total existing cases
FOCUSED EXAM STUDY QUESTIONS WITH CORRECT
(VERIFIED ANSWERS) PLUS RATIONALES Q&A
2025/2026|INSTANT DOWNLOAD PDF
1. Which activity best reflects primary prevention in community health?
A. Administering antibiotics
B. Providing immunizations
C. Conducting physical therapy
D. Managing chronic illness
Correct: B
Immunizations prevent disease before it occurs, which is primary prevention.
2. In community assessments, a windshield survey is useful because it:
A. Measures disease rates
B. Gives direct observation of community conditions
C. Determines lab values
D. Evaluates individual patient outcomes
Correct: B
A windshield survey provides real-time visual information about the community
environment.
3. Which determinant of health includes income and educational level?
A. Biological
B. Social
,C. Environmental
D. Behavioral
Correct: B
Social determinants include economic stability and education.
4. A nurse teaching about nutrition to prevent obesity is engaging in:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Emergency management
Correct: A
Health education to prevent disease occurrence is primary prevention.
5. Screening for hypertension in a population is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Social intervention
Correct: B
Screening detects disease early (secondary prevention).
6. Which is the best description of population health?
A. Care for individuals only
B. Improving health outcomes for groups of people
C. Treating hospital patients
D. Focusing on acute care only
Correct: B
Population health aims to improve outcomes for defined groups.
, 7. Herd immunity increases when:
A. Fewer people vaccinate
B. More people vaccinate
C. Hospitals increase beds
D. Community income rises
Correct: B
Higher vaccination rates reduce disease spread.
8. A community health nurse analyzing birth rates is assessing:
A. Morbidity
B. Mortality
C. Natality
D. Prevalence
Correct: C
Natality specifically refers to birth rates.
9. The most effective communication for diverse communities includes:
A. Medical jargon
B. Culturally appropriate language
C. Complex terminology
D. Only written instructions
Correct: B
Culturally appropriate communication improves understanding.
10. Which best describes prevalence?
A. New cases only
B. Total existing cases
