A community health nurse explains that malaria occurs through the interaction of the parasite, the mosquito vector and susceptible people. Which epidemiological concept is being used?
Correct answer: A. Epidemiological triad
- A. Epidemiological triad
- B. Chain of referral
- C. Levels of prevention
- D. Continuum of care
Explanation
The epidemiological triad consists of agent, host and environment, with the vector included in the environmental context. Malaria transmission depends on the parasite, mosquito and susceptible human host interacting in suitable conditions.
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About Concepts of Community Health
Community health focuses on the health status and needs of populations rather than individual patients alone. It covers community assessment, social and environmental determinants, levels of prevention, health indicators, the community health nursing process, and the roles of families, groups and health services in improving well-being.
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