Which component of the chain of infection is the place where a microorganism normally lives and multiplies?
Correct answer: B. Reservoir
- A. Portal of entry
- B. Reservoir
- C. Mode of transmission
- D. Susceptible host
Explanation
A reservoir is the natural habitat where an infectious agent survives and multiplies, such as a person, animal, soil or water. The portal of entry is where the agent enters a new host, not where it normally lives.
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About Communicable Diseases
Communicable diseases are studied through the chain of infection, including the agent, reservoir, mode of transmission, portal of entry and susceptible host. Coverage includes isolation, disinfection, immunization, surveillance and outbreak control, with attention to diseases such as tuberculosis, malaria, hepatitis, polio and diarrheal infections.
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