WGU D450 COMMUNITY HEALTH AND POPULATION-FOCUSED
NURSING EXAM 2026 | ACTUAL AND CURRENTLY TESTING QUESTIONS
WITH VERIFIED ANSWERS AND RATIONALES | EXPERT VERIFIED FOR
GUARANTEED PASS | LATEST UPDATE
SECTION 1: LEVELS OF PREVENTION (Questions 1–30)
1. A nurse is developing a program to reduce obesity in a local community. Which
level of prevention is this?
A. Tertiary prevention
B. Secondary prevention
C. Primary prevention
D. Restorative prevention
Answer: C. Primary prevention
Rationale: Primary prevention aims to prevent disease before it occurs.
Community weight reduction programs promote health and prevent obesity-
related complications.
2. During a community assessment, a nurse collects data on the incidence of
influenza in the past year. What type of data is this?
A. Mortality data
B. Morbidity data
C. Demographic data
D. Environmental data
Answer: B. Morbidity data
Rationale: Morbidity data refers to illness or disease incidence within a
population, such as influenza cases.
3. A nurse provides education on safe sex practices to high school students to
prevent STIs. This is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Quaternary prevention
1
,Answer: A. Primary prevention
Rationale: Education to prevent STIs before exposure is primary prevention.
4. A community health nurse organizes a free mammography screening event.
This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health promotion
Answer: B. Secondary prevention
Rationale: Screening detects disease early, which is secondary prevention.
5. Which activity is tertiary prevention for a client with diabetes?
A. Blood glucose screening
B. Nutrition education for healthy eating
C. Foot care education to prevent ulcers
D. Vaccination against influenza
Answer: C. Foot care education to prevent ulcers
Rationale: Tertiary prevention minimizes complications of an existing disease.
6. A nurse conducts blood pressure checks at a senior center. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Palliative care
Answer: B. Secondary prevention
Rationale: Early detection of hypertension allows for early intervention.
7. Administering measles, mumps, and rubella (MMR) vaccine to children is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Disease surveillance
2
,Answer: A. Primary prevention
Rationale: Vaccines prevent the occurrence of infectious diseases.
8. A stroke rehabilitation program for clients with residual paralysis is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health restoration
Answer: C. Tertiary prevention
Rationale: Rehabilitation limits disability and improves function after a stroke.
9. A nurse teaches a community group about the importance of daily physical
activity. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Screening
Answer: A. Primary prevention
Rationale: Promoting exercise prevents chronic diseases.
10. A nurse screens school-aged children for scoliosis. This is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health education
Answer: B. Secondary prevention
Rationale: Early detection of scoliosis allows for timely treatment.
11. Which of the following is an example of tertiary prevention?
A. Immunization
B. Contact tracing for TB
C. Cardiac rehabilitation after MI
D. Health fairs
3
, Answer: C. Cardiac rehabilitation after MI
Rationale: Rehabilitation after a myocardial infarction limits disability.
12. A nurse provides smoking cessation counseling to a client who already has
COPD. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health promotion
Answer: C. Tertiary prevention
Rationale: Preventing further deterioration in an existing disease is tertiary.
13. A community-wide campaign to reduce salt intake is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Case management
Answer: A. Primary prevention
Rationale: Reducing salt intake prevents hypertension before it develops.
14. A nurse arranges for home health visits for a client with heart failure to
prevent readmission. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Acute care
Answer: C. Tertiary prevention
Rationale: Preventing complications and readmission is tertiary.
15. A nurse performs newborn hearing screening. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
4
NURSING EXAM 2026 | ACTUAL AND CURRENTLY TESTING QUESTIONS
WITH VERIFIED ANSWERS AND RATIONALES | EXPERT VERIFIED FOR
GUARANTEED PASS | LATEST UPDATE
SECTION 1: LEVELS OF PREVENTION (Questions 1–30)
1. A nurse is developing a program to reduce obesity in a local community. Which
level of prevention is this?
A. Tertiary prevention
B. Secondary prevention
C. Primary prevention
D. Restorative prevention
Answer: C. Primary prevention
Rationale: Primary prevention aims to prevent disease before it occurs.
Community weight reduction programs promote health and prevent obesity-
related complications.
2. During a community assessment, a nurse collects data on the incidence of
influenza in the past year. What type of data is this?
A. Mortality data
B. Morbidity data
C. Demographic data
D. Environmental data
Answer: B. Morbidity data
Rationale: Morbidity data refers to illness or disease incidence within a
population, such as influenza cases.
3. A nurse provides education on safe sex practices to high school students to
prevent STIs. This is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Quaternary prevention
1
,Answer: A. Primary prevention
Rationale: Education to prevent STIs before exposure is primary prevention.
4. A community health nurse organizes a free mammography screening event.
This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health promotion
Answer: B. Secondary prevention
Rationale: Screening detects disease early, which is secondary prevention.
5. Which activity is tertiary prevention for a client with diabetes?
A. Blood glucose screening
B. Nutrition education for healthy eating
C. Foot care education to prevent ulcers
D. Vaccination against influenza
Answer: C. Foot care education to prevent ulcers
Rationale: Tertiary prevention minimizes complications of an existing disease.
6. A nurse conducts blood pressure checks at a senior center. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Palliative care
Answer: B. Secondary prevention
Rationale: Early detection of hypertension allows for early intervention.
7. Administering measles, mumps, and rubella (MMR) vaccine to children is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Disease surveillance
2
,Answer: A. Primary prevention
Rationale: Vaccines prevent the occurrence of infectious diseases.
8. A stroke rehabilitation program for clients with residual paralysis is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health restoration
Answer: C. Tertiary prevention
Rationale: Rehabilitation limits disability and improves function after a stroke.
9. A nurse teaches a community group about the importance of daily physical
activity. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Screening
Answer: A. Primary prevention
Rationale: Promoting exercise prevents chronic diseases.
10. A nurse screens school-aged children for scoliosis. This is an example of:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health education
Answer: B. Secondary prevention
Rationale: Early detection of scoliosis allows for timely treatment.
11. Which of the following is an example of tertiary prevention?
A. Immunization
B. Contact tracing for TB
C. Cardiac rehabilitation after MI
D. Health fairs
3
, Answer: C. Cardiac rehabilitation after MI
Rationale: Rehabilitation after a myocardial infarction limits disability.
12. A nurse provides smoking cessation counseling to a client who already has
COPD. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Health promotion
Answer: C. Tertiary prevention
Rationale: Preventing further deterioration in an existing disease is tertiary.
13. A community-wide campaign to reduce salt intake is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Case management
Answer: A. Primary prevention
Rationale: Reducing salt intake prevents hypertension before it develops.
14. A nurse arranges for home health visits for a client with heart failure to
prevent readmission. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Acute care
Answer: C. Tertiary prevention
Rationale: Preventing complications and readmission is tertiary.
15. A nurse performs newborn hearing screening. This is:
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
4
