The Epidemiology Triangle Is Comprised of an Agent as the Cause

question 27

Multiple Choice

The epidemiology triangle is comprised of an agent as the cause of disease, the host as the human or animal susceptible to a disease, and the environment as external surroundings or conditions that enable disease transmission to the human or animal. Which concern highlights the relevancy of the epidemiology triangle?

• A) Re-emergence of previously eradicated organisms
• B) Increases in the numbers of agents causing disease
• C) Greater numbers of susceptible animals and humans
• D) General deterioration of environmental conditions

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