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Epidemiology
___ is the study of the occurrence, distribution, and determinants of health and disease in a population
Infection
____ is the invasion of the body by a pathogenic organism.
Disease
____ is any change in the normal structure or function of a body part.
Balanced pathogenicity
____ is a balance between the host’s defenses and the pathogenic mechanisms of the microbe.
Carriers
Infected people that are asymptomatic (subclinical) with a disease that is communicable are ____
Incidence
_____ is the fraction of the population that contracts a disease during a time period.
Prevalence
____ is the fraction of the population that has a disease at a point in time.
Epidemic
___ is an unusually large number of cases in a population.
Endemic
Cases representing the usual incidence is _____
pandemic
A world wide epidemic is a _____
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