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20 Cards in this Set
- Front
- Back
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Epidemiology |
___ is the study of the occurrence, distribution, and determinants of health and disease in a population |
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Infection |
____ is the invasion of the body by a pathogenic organism. |
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Disease |
____ is any change in the normal structure or function of a body part. |
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Balanced pathogenicity |
____ is a balance between the host’s defenses and the pathogenic mechanisms of the microbe. |
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Carriers |
Infected people that are asymptomatic (subclinical) with a disease that is communicable are ____ |
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Incidence |
_____ is the fraction of the population that contracts a disease during a time period. |
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Prevalence |
____ is the fraction of the population that has a disease at a point in time. |
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Epidemic |
___ is an unusually large number of cases in a population. |
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Endemic |
Cases representing the usual incidence is _____ |
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pandemic |
A world wide epidemic is a _____ |
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Sporadic |
____ diseases are diseases only present in a population occasionally. |
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Acute disease |
An ______ is a disease that develops rapidly and is of short duration (progresses rapidly). |
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Chronic disease |
A ______ is a disease that develops slowly and a has a long duration (progresses slowly). |
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Subclinical (inapparent) infection |
____ is an infection that does not cause any noticeable illness. |
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Predisposing factors |
______ are factors that make the body more susceptible and can affect the occurrence of disease. |
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Period of incubation |
_____ is the time between infection and the appearance of signs and symptoms. |
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Prodromal period |
_____ is the period of early or mild symptoms of disease. |
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Period of illness |
_____ is the period when the disease is most acute. |
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Period of decline |
_____ is the period when signs and symptoms subside. |
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Period of convalescence |
_____ is the period when the body returns to a healthy state. |
