NUR 426 EXAM 2: COMMUNITY
HEALTH NURSING THEORY &
APPLICATION V2 QUESTIONS WITH
VERIFIED ANSWERS 2026/2027
1. A community health nurse is calculating the rate of new cases of HIV in a specific county
over the past year. Which epidemiological measure is being calculated?
A. Prevalence rate
B. Incidence rate
C. Attack rate
D. Mortality rate
Answer: B
Conceptual Explanation: Incidence rate measures the number of new cases of a disease in
a population at risk during a specified period of time.
2. In the epidemiological triangle, which of the following is considered an ‘agent’ factor?
A. Chemical toxins
B. Social crowding
C. Genetic predisposition
D. Climatic conditions
,Answer: A
Conceptual Explanation: The agent is the animate or inanimate factor that must be
present or lacking for a disease or condition to develop; chemicals, viruses, and bacteria are
agents.
3. Which level of prevention is a nurse implementing when providing DOT (Directly Observed
Therapy) for a client with active tuberculosis?
A. Tertiary prevention
B. Secondary prevention
C. Primary prevention
D. Primordial prevention
Answer: A
Conceptual Explanation: Tertiary prevention aims to prevent complications from a
disease that has already been diagnosed and treated, such as ensuring compliance with TB
meds to prevent relapse or resistance.
4. Using the ‘I-PREPARE’ mnemonic for environmental health assessments, what does the
first ‘E’ stand for?
A. Emergency response
B. Exhaust fumes
C. Environmental exposure
, D. Ecological impact
Answer: C
Conceptual Explanation: I-PREPARE stands for Investigate potential exposures, Present
work, Residence, Environmental concerns, Past work, Activities, Referrals and resources,
and Educate.
5. A nurse is triaging victims of a mass casualty incident using the START system. A victim is
unconscious, has a respiratory rate of 34, and a radial pulse is absent. What color tag should
be assigned?
A. Green
B. Yellow
C. Red
D. Black
Answer: C
Conceptual Explanation: Red tags (Immediate) are given to those with respirations >30,
absent radial pulse/capillary refill >2 seconds, or inability to follow simple commands.
6. Which international organization is primarily responsible for monitoring global health
trends and coordinating international responses to disease outbreaks?
A. USAID
B. World Bank
HEALTH NURSING THEORY &
APPLICATION V2 QUESTIONS WITH
VERIFIED ANSWERS 2026/2027
1. A community health nurse is calculating the rate of new cases of HIV in a specific county
over the past year. Which epidemiological measure is being calculated?
A. Prevalence rate
B. Incidence rate
C. Attack rate
D. Mortality rate
Answer: B
Conceptual Explanation: Incidence rate measures the number of new cases of a disease in
a population at risk during a specified period of time.
2. In the epidemiological triangle, which of the following is considered an ‘agent’ factor?
A. Chemical toxins
B. Social crowding
C. Genetic predisposition
D. Climatic conditions
,Answer: A
Conceptual Explanation: The agent is the animate or inanimate factor that must be
present or lacking for a disease or condition to develop; chemicals, viruses, and bacteria are
agents.
3. Which level of prevention is a nurse implementing when providing DOT (Directly Observed
Therapy) for a client with active tuberculosis?
A. Tertiary prevention
B. Secondary prevention
C. Primary prevention
D. Primordial prevention
Answer: A
Conceptual Explanation: Tertiary prevention aims to prevent complications from a
disease that has already been diagnosed and treated, such as ensuring compliance with TB
meds to prevent relapse or resistance.
4. Using the ‘I-PREPARE’ mnemonic for environmental health assessments, what does the
first ‘E’ stand for?
A. Emergency response
B. Exhaust fumes
C. Environmental exposure
, D. Ecological impact
Answer: C
Conceptual Explanation: I-PREPARE stands for Investigate potential exposures, Present
work, Residence, Environmental concerns, Past work, Activities, Referrals and resources,
and Educate.
5. A nurse is triaging victims of a mass casualty incident using the START system. A victim is
unconscious, has a respiratory rate of 34, and a radial pulse is absent. What color tag should
be assigned?
A. Green
B. Yellow
C. Red
D. Black
Answer: C
Conceptual Explanation: Red tags (Immediate) are given to those with respirations >30,
absent radial pulse/capillary refill >2 seconds, or inability to follow simple commands.
6. Which international organization is primarily responsible for monitoring global health
trends and coordinating international responses to disease outbreaks?
A. USAID
B. World Bank
