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19 Cards in this Set
- Front
- Back
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john snow
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1854, cholera transmitted by contaminated water
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non-communicable
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not direct person-person, caused by normal flora, ingestion of toxins, envt
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communicable
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person(vector)-person
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endemic
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low and constant level
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epidemic
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level above usual
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pandemic
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widespread in region/world
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infection
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multiplication of org in host
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disease
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clinically apparent response of host to infection
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carrier
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indvl with subclinical infection
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reservoirs
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only mammalian carriers
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zoonoses
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primarily in wild/domestic animals can be transmitted by bite, food, fur, etc
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incubation period
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time btwn exposure and 1st symptom
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infectivity
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freq that infection transmitted
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pathogenicity
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#develop disease/#infected
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virulence
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#fatal/total
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incidence
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new cases/pop
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prevalence
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total cases/pop in certain time
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botulism
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people eat contaminated food so no secondary spread
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nosocomial
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hospital acquired infection
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