A district health team compares the number of new tuberculosis cases each month with the expected number for that population. Which activity is being performed?
Correct answer: B. Disease surveillance
- A. Health promotion
- B. Disease surveillance
- C. Terminal disinfection
- D. Contact tracing only
Explanation
Disease surveillance is the systematic collection, analysis and interpretation of health data to detect trends and guide action. It is broader than contact tracing, which focuses on people exposed to a specific case.
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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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