NR-442/NR442 Exam 1 V1 | Community Health
Nursing Q&A with Rationale | Chamberlain
University
1. A community health nurse is conducting a health education session for a group of adults on
primary prevention of heart disease. Which of the following topics should the nurse include?
A. Regular blood pressure screenings
B. Cardiac rehabilitation exercises
C. Adopting a low-sodium and low-fat diet
D. Daily aspirin therapy for post-MI patients
Correct Answer: C
Explanation: Primary prevention focuses on preventing the initial occurrence of disease
through health promotion and education. Diet modification targets risk factors before the
disease develops, whereas screenings are secondary prevention. Rehabilitation and post-
event medication are classified as tertiary prevention.
2. Which of the following actions represents secondary prevention for lead poisoning in a
community of older homes?
A. Educating parents about the risks of lead paint
B. Removing lead-based paint from residential areas
C. Screening children for elevated blood lead levels
,D. Providing chelation therapy for affected children
Correct Answer: C
Explanation: Secondary prevention aims at early detection and intervention to stop the
progression of a condition. Screening blood levels identifies children who have been
exposed so treatment can begin early. Removing the source is environmental management,
and education is primary prevention.
3. A public health nurse is applying the epidemiological triad to investigate an outbreak of
influenza. Which factor represents the ‘host’ in this model?
A. The influenza virus
B. An elderly woman with COPD
C. Cold weather conditions
D. A crowded nursing home facility
Correct Answer: B
Explanation: In the epidemiological triad, the host is the living being affected by the agent.
The virus represents the agent, while weather and the nursing home setting represent the
environment. Understanding host susceptibility, such as age or pre-existing conditions, is
vital for community health planning.
4. When performing a windshield survey, which of the following is an example of ‘social
systems’ that a nurse should observe?
A. Availability of public transportation and roads
, B. Condition of housing and vacant lots
C. Presence of churches and community centers
D. Types of businesses and grocery stores
Correct Answer: C
Explanation: Churches and community centers are components of the social system within
a community. These structures provide support, interaction, and resources for the
population. Windshield surveys allow nurses to visualize the community’s characteristics
and infrastructure in real-time.
5. An occupational health nurse is preparing a presentation on tertiary prevention strategies
for workplace injuries. Which topic is appropriate?
A. Designing a return-to-work program for injured employees
B. Enforcing the use of personal protective equipment
C. Conducting annual hearing tests for loud environments
D. Teaching proper ergonomics to office workers
Correct Answer: A
Explanation: Tertiary prevention occurs after a permanent injury or disability has
happened and focuses on rehabilitation. A return-to-work program helps the employee
adapt and regain function within the workplace. Education and PPE use are primary, while
hearing tests are secondary prevention.
Nursing Q&A with Rationale | Chamberlain
University
1. A community health nurse is conducting a health education session for a group of adults on
primary prevention of heart disease. Which of the following topics should the nurse include?
A. Regular blood pressure screenings
B. Cardiac rehabilitation exercises
C. Adopting a low-sodium and low-fat diet
D. Daily aspirin therapy for post-MI patients
Correct Answer: C
Explanation: Primary prevention focuses on preventing the initial occurrence of disease
through health promotion and education. Diet modification targets risk factors before the
disease develops, whereas screenings are secondary prevention. Rehabilitation and post-
event medication are classified as tertiary prevention.
2. Which of the following actions represents secondary prevention for lead poisoning in a
community of older homes?
A. Educating parents about the risks of lead paint
B. Removing lead-based paint from residential areas
C. Screening children for elevated blood lead levels
,D. Providing chelation therapy for affected children
Correct Answer: C
Explanation: Secondary prevention aims at early detection and intervention to stop the
progression of a condition. Screening blood levels identifies children who have been
exposed so treatment can begin early. Removing the source is environmental management,
and education is primary prevention.
3. A public health nurse is applying the epidemiological triad to investigate an outbreak of
influenza. Which factor represents the ‘host’ in this model?
A. The influenza virus
B. An elderly woman with COPD
C. Cold weather conditions
D. A crowded nursing home facility
Correct Answer: B
Explanation: In the epidemiological triad, the host is the living being affected by the agent.
The virus represents the agent, while weather and the nursing home setting represent the
environment. Understanding host susceptibility, such as age or pre-existing conditions, is
vital for community health planning.
4. When performing a windshield survey, which of the following is an example of ‘social
systems’ that a nurse should observe?
A. Availability of public transportation and roads
, B. Condition of housing and vacant lots
C. Presence of churches and community centers
D. Types of businesses and grocery stores
Correct Answer: C
Explanation: Churches and community centers are components of the social system within
a community. These structures provide support, interaction, and resources for the
population. Windshield surveys allow nurses to visualize the community’s characteristics
and infrastructure in real-time.
5. An occupational health nurse is preparing a presentation on tertiary prevention strategies
for workplace injuries. Which topic is appropriate?
A. Designing a return-to-work program for injured employees
B. Enforcing the use of personal protective equipment
C. Conducting annual hearing tests for loud environments
D. Teaching proper ergonomics to office workers
Correct Answer: A
Explanation: Tertiary prevention occurs after a permanent injury or disability has
happened and focuses on rehabilitation. A return-to-work program helps the employee
adapt and regain function within the workplace. Education and PPE use are primary, while
hearing tests are secondary prevention.
