5 Questions
What is the term for the ability of microbial species to produce disease?
Pathogenicity
Which of the following diseases is endemic in most parts of India?
Typhoid fever
What is the term for a disease that spreads rapidly, involving many persons in an area at the same time?
Epidemic
What is the term for a widespread epidemic that affects multiple regions or countries?
Pandemic
Which of the following is an example of a pandemic?
Cholera
Study Notes
Microbial Disease Concepts
- Pathogenicity refers to the ability of microbial species to produce disease.
- Virulence refers to the ability of microbial strains to produce disease.
Disease Classifications
- Endemic diseases are constantly present in a particular area, e.g., typhoid fever in most parts of India.
- Epidemic diseases spread rapidly, involving many persons in an area at the same time, e.g., annual winter epidemics of influenza in cold countries.
- Pandemic diseases are epidemics that spread through many areas of the world, involving very large numbers of persons within a short period, e.g., influenza, cholera, and plague.
Quiz on the concepts of pathogenicity, virulence, endemic, epidemic, and pandemic diseases, including examples of diseases such as typhoid fever and influenza.
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