The population health nurse is explaining the epidemiologic triad to a group of nursing students. What should the nurse use as an example of this triad?
1. Sun, beach, and sunburn.
2. Rural Mississippi, deer, and Lyme disease.
3. Potato salad, outdoor picnic, and food poisoning.
4. Standing water, mosquitoes, and warm weather.
Answer: 3
Explanation: 3. The epidemiologic triad consists of agent, host, and environment. Potato salad is the agent, the host is food poisoning, and the environment is the outdoor picnic. Sun, beach, and sunburn does not exemplify the epidemiologic triad. Rural Mississippi, deer, and Lyme disease does not exemplify the epidemiologic triad. Standing water, mosquitoes, and warm weather does not exemplify the epidemiologic triad.
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_________________ _________________ __________________ are substances that are largely unabsorbed from the intestine
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