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Questions and Answers
What was the outcome of Dr. John's mapping of patients' locations in relation to a water pump?
What was the outcome of Dr. John's mapping of patients' locations in relation to a water pump?
- The patients lived far away from the water pump, but still got infected.
- The patients were found to be infected by the miasma theory.
- Most of the patients lived near the water pump and the cholera stopped when it was closed. (correct)
- The patients were found to have no connection to the water pump.
What is the primary difference between R0 and RE?
What is the primary difference between R0 and RE?
- R0 is the rate of transmission in a population with varying levels of immunity, while RE is the rate of transmission in a fully susceptible population.
- R0 is the latent period, while RE is the incubation period.
- R0 is the incubation period, while RE is the latent period.
- R0 is the rate of transmission in a fully susceptible population, while RE is the rate of transmission in a population with varying levels of immunity. (correct)
What is the term for the indirect protection from infectious disease that comes from a large percentage of the population being immune?
What is the term for the indirect protection from infectious disease that comes from a large percentage of the population being immune?
- Pathogen immunity
- Herd immunity (correct)
- Social immunity
- Host immunity
What is the primary factor that determines the effectiveness of herd immunity?
What is the primary factor that determines the effectiveness of herd immunity?
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What is the term for the time between getting infected and the appearance of symptoms?
What is the term for the time between getting infected and the appearance of symptoms?
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