A nurse is identifying agents that are part of the epidemiologic triad. Which of the following will the nurse most likely identify?
a. Environmental pollution
b. Radiation
c. Susceptible human beings
d. High-risk groups of individuals
ANS: B
Radiation is an example of an agent. The agents, factors associated with illness and injury, are occupational exposures that are classified as biological, chemical, enviromechanical, physical, or psychosocial. Environmental pollution is part of the environmental factor in the epidemiologic triad. Susceptible human beings and high-risk groups of individuals are part of the host factor of the epidemiologic triad.
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