METHODS AND MODELS OF
EPIDEMIOLOGY NR442 EXAM
QUESTIONS AND ANSWERS
After gathering information from multiple sources, the nurse hypothesized that the
source of the illness was potential food contamination from the school cafeteria. For
each nursing action, click to specify whether the intervention is indicated or
contraindicated. Select only one answer for each row. - ANSWER-indicated:
Remove the ill food handler
Communicate with the families of the students
Decontaminate the school cafeteria
The school nurse is evaluating the effectiveness of the intervention. Which outcomes
indicate the intervention was successful? Select all that apply. - ANSWER-No further
hospitalizations
Heightened awareness of food safety issues
A new school policy for outbreak prevention
A food safety education program started
Match each of the following terms with its definition. - ANSWER-mortality—death
morbidity—illness
natural life history—the course of a disease over time from onset to resolution
incidence—the occurrence of new cases of a disease
prevalence—the number of all cases of a specific disease in a population at a given
point in time
screening—identification of risk factors and diseases in their earliest stages
surveillance—describes and monitors health events through a systematic process
Which best describes the primary focus of healthcare efforts in the United States? -
ANSWER-Chronic diseases
A nurse has determined that there is always a consistent level of people in the
population who experience pneumonia. Which term best describes the occurrence of
this disease? - ANSWER-Endemic
Identify whether each factor applies to the host, agent, or environment category of the
epidemiological triangle. - ANSWER-Host: age genetics occupation
Agent: drugs, toxins, viruses/bacteria
What is the first action that should be taken by the nurse before planning intervention for
a specific disease in the community? - ANSWER-Compare the current rate with the
previous rate of the disease.
EPIDEMIOLOGY NR442 EXAM
QUESTIONS AND ANSWERS
After gathering information from multiple sources, the nurse hypothesized that the
source of the illness was potential food contamination from the school cafeteria. For
each nursing action, click to specify whether the intervention is indicated or
contraindicated. Select only one answer for each row. - ANSWER-indicated:
Remove the ill food handler
Communicate with the families of the students
Decontaminate the school cafeteria
The school nurse is evaluating the effectiveness of the intervention. Which outcomes
indicate the intervention was successful? Select all that apply. - ANSWER-No further
hospitalizations
Heightened awareness of food safety issues
A new school policy for outbreak prevention
A food safety education program started
Match each of the following terms with its definition. - ANSWER-mortality—death
morbidity—illness
natural life history—the course of a disease over time from onset to resolution
incidence—the occurrence of new cases of a disease
prevalence—the number of all cases of a specific disease in a population at a given
point in time
screening—identification of risk factors and diseases in their earliest stages
surveillance—describes and monitors health events through a systematic process
Which best describes the primary focus of healthcare efforts in the United States? -
ANSWER-Chronic diseases
A nurse has determined that there is always a consistent level of people in the
population who experience pneumonia. Which term best describes the occurrence of
this disease? - ANSWER-Endemic
Identify whether each factor applies to the host, agent, or environment category of the
epidemiological triangle. - ANSWER-Host: age genetics occupation
Agent: drugs, toxins, viruses/bacteria
What is the first action that should be taken by the nurse before planning intervention for
a specific disease in the community? - ANSWER-Compare the current rate with the
previous rate of the disease.
