12 Questions
What are the types of microorganisms that can cause infections?
Bacteria, Viruses, Fungi, Parasites
What is the primary requirement for viruses to reproduce?
Viruses must enter a living cell in order to reproduce.
What is the chain of infection?
Etiologic agent, Reservoir, Portal of exit, Mode of Transmission, Portal of entry, Susceptible host
What is a reservoir in the context of communicable diseases?
Reservoir is the source of microorganisms.
Who are often the most vulnerable to communicable diseases?
The young and the elderly are often the most vulnerable.
What factors affect the extent to which a microorganism can cause an infectious process?
Number of microorganisms, Pathogenicity, Ability to enter the body, Host susceptibility, Ability to live in the host's body
What are the three mechanisms of transmission of microorganisms?
Direct transmission, Indirect transmission, Vector-borne transmission
Define fomites and provide examples of fomites.
Fomites are inanimate objects or materials that can carry infectious agents. Examples include handkerchiefs, toys, soiled clothes, cooking utensils, and surgical instruments.
What is a vector in the context of transmission of infectious agents?
A vector is an animal or flying/crawling insect that serves as an intermediate means of transporting infectious agents.
Explain what a susceptible host is in terms of infection.
A susceptible host is a person who is at risk for infection.
How can microorganisms enter the body of a host?
Microorganisms can enter the body of a host through any break in the skin.
What can affect susceptibility to infection in individuals?
Impairment of the body's natural defenses and other factors can affect susceptibility to infection.
Explore the characteristics, effects, and causes of communicable diseases in this quiz. Learn about how these diseases are transferred and the types of microorganisms that can cause infections.
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