ATI COMMUNITY HEALTH
NURSING EXAM – PRACTICE TEST
2026 QUESTIONS AND ANSWERS
WITH RATIONALES/GRADED
A+/2026 UPDATE/100% CORRECT
/INSTANT DOWNLOAD
Domain 1: Epidemiology & Disease Prevention
1. A community health nurse is investigating an outbreak of hepatitis A in a local
school. Which epidemiological measure should the nurse calculate first?
A. Attack rate
B. Case fatality rate
C. Incidence rate
D. Prevalence rate
Correct Answer: A. Attack rate
Rationale: Attack rate measures the proportion of exposed persons who become ill,
useful in outbreak investigations.
2. Which level of prevention is a nurse using when teaching safe sex practices to
adolescents?
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Primordial prevention
Correct Answer: A. Primary prevention
Rationale: Primary prevention aims to prevent disease before it occurs (health
education).
,3. A client with tuberculosis is taking isoniazid. The nurse monitors for which adverse
effect?
A. Hearing loss
B. Peripheral neuropathy
C. Nephrotoxicity
D. Constipation
Correct Answer: B. Peripheral neuropathy
Rationale: Isoniazid can cause vitamin B6 deficiency, leading to peripheral neuropathy.
4. In contact tracing for sexually transmitted infections, which action is most
important?
A. Notifying all sexual partners anonymously
B. Reporting to law enforcement
C. Isolating the infected person
D. Providing written warnings
Correct Answer: A. Notifying all sexual partners anonymously
Rationale: Partner notification allows treatment and prevents further spread without
violating confidentiality.
5. A nurse reviews the herd immunity threshold for measles. What percentage of
vaccination is typically needed?
A. 50–60%
B. 70–80%
C. 85–90%
D. 93–95%
Correct Answer: D. 93–95%
Rationale: Measles is highly contagious, requiring ~95% immunity for herd protection.
Domain 2: Community Assessment & Program Planning
6. During a community windshield survey, the nurse observes abandoned buildings,
broken sidewalks, and few grocery stores. This indicates a need to assess which social
determinant?
A. Education access
B. Built environment
C. Social support networks
D. Employment rates
, Correct Answer: B. Built environment
Rationale: Physical infrastructure (housing, sidewalks, food access) affects community
health.
7. A nurse uses the PRECEDE-PROCEED model. Which phase identifies quality of life
and social problems?
A. Phase 1 – Social assessment
B. Phase 2 – Epidemiological assessment
C. Phase 3 – Behavioral assessment
D. Phase 4 – Educational assessment
Correct Answer: A. Phase 1 – Social assessment
Rationale: The first phase examines social indicators and quality of life concerns.
8. Which data source is most useful for estimating the number of undocumented
immigrants in a county?
A. U.S. Census Bureau
B. Local hospital admissions
C. School enrollment records
D. State tax filings
Correct Answer: A. U.S. Census Bureau
Rationale: Despite undercounting, the Census provides the most comprehensive
demographic estimates.
9. A nurse is evaluating a community’s disaster preparedness plan. Which element is
essential for an effective response?
A. Centralized command structure
B. Volunteer-only workforce
C. No communication with media
D. Single evacuation route
Correct Answer: A. Centralized command structure
Rationale: Incident Command System (ICS) ensures coordinated, efficient disaster
response.
10. When prioritizing community health problems, the nurse should first address
problems that are:
A. Expensive to treat
B. Highly publicized
C. Widespread and severe
D. Politically sensitive
Correct Answer: C. Widespread and severe
Rationale: Prioritization uses magnitude, severity, and feasibility.
NURSING EXAM – PRACTICE TEST
2026 QUESTIONS AND ANSWERS
WITH RATIONALES/GRADED
A+/2026 UPDATE/100% CORRECT
/INSTANT DOWNLOAD
Domain 1: Epidemiology & Disease Prevention
1. A community health nurse is investigating an outbreak of hepatitis A in a local
school. Which epidemiological measure should the nurse calculate first?
A. Attack rate
B. Case fatality rate
C. Incidence rate
D. Prevalence rate
Correct Answer: A. Attack rate
Rationale: Attack rate measures the proportion of exposed persons who become ill,
useful in outbreak investigations.
2. Which level of prevention is a nurse using when teaching safe sex practices to
adolescents?
A. Primary prevention
B. Secondary prevention
C. Tertiary prevention
D. Primordial prevention
Correct Answer: A. Primary prevention
Rationale: Primary prevention aims to prevent disease before it occurs (health
education).
,3. A client with tuberculosis is taking isoniazid. The nurse monitors for which adverse
effect?
A. Hearing loss
B. Peripheral neuropathy
C. Nephrotoxicity
D. Constipation
Correct Answer: B. Peripheral neuropathy
Rationale: Isoniazid can cause vitamin B6 deficiency, leading to peripheral neuropathy.
4. In contact tracing for sexually transmitted infections, which action is most
important?
A. Notifying all sexual partners anonymously
B. Reporting to law enforcement
C. Isolating the infected person
D. Providing written warnings
Correct Answer: A. Notifying all sexual partners anonymously
Rationale: Partner notification allows treatment and prevents further spread without
violating confidentiality.
5. A nurse reviews the herd immunity threshold for measles. What percentage of
vaccination is typically needed?
A. 50–60%
B. 70–80%
C. 85–90%
D. 93–95%
Correct Answer: D. 93–95%
Rationale: Measles is highly contagious, requiring ~95% immunity for herd protection.
Domain 2: Community Assessment & Program Planning
6. During a community windshield survey, the nurse observes abandoned buildings,
broken sidewalks, and few grocery stores. This indicates a need to assess which social
determinant?
A. Education access
B. Built environment
C. Social support networks
D. Employment rates
, Correct Answer: B. Built environment
Rationale: Physical infrastructure (housing, sidewalks, food access) affects community
health.
7. A nurse uses the PRECEDE-PROCEED model. Which phase identifies quality of life
and social problems?
A. Phase 1 – Social assessment
B. Phase 2 – Epidemiological assessment
C. Phase 3 – Behavioral assessment
D. Phase 4 – Educational assessment
Correct Answer: A. Phase 1 – Social assessment
Rationale: The first phase examines social indicators and quality of life concerns.
8. Which data source is most useful for estimating the number of undocumented
immigrants in a county?
A. U.S. Census Bureau
B. Local hospital admissions
C. School enrollment records
D. State tax filings
Correct Answer: A. U.S. Census Bureau
Rationale: Despite undercounting, the Census provides the most comprehensive
demographic estimates.
9. A nurse is evaluating a community’s disaster preparedness plan. Which element is
essential for an effective response?
A. Centralized command structure
B. Volunteer-only workforce
C. No communication with media
D. Single evacuation route
Correct Answer: A. Centralized command structure
Rationale: Incident Command System (ICS) ensures coordinated, efficient disaster
response.
10. When prioritizing community health problems, the nurse should first address
problems that are:
A. Expensive to treat
B. Highly publicized
C. Widespread and severe
D. Politically sensitive
Correct Answer: C. Widespread and severe
Rationale: Prioritization uses magnitude, severity, and feasibility.
