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32 Cards in this Set
- Front
- Back
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morbidity is a term used to refer to
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illness is B
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mortality is a term used to refer to
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death is T
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prevalence
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total number of cases of disease occurring within a pop at any one given point in time
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how do you calculate incidence rate?
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( number of new cases of a disease within a pop in a given time period / number of persons exposed to risk of developing the disease in the same time period ) x 1000
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difference between prevalence and incidence
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prevalence; who has it and who doesnt at a given time vs incidence only looking at new cases
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in a steady state situation; prevalence is equal to
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incidence x duration of disease
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What does epidemic imply?
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a larger number of cases over a wide geographic area
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What does the term cluster refer to?
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an aggragate of cases in a given area over a particular period in time without regard the whether the number of cases is greater than expected
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common source
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everyone's exposed to same thing
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point source
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the exposure occurs all at once
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intermittent or continuous
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the exposure continues over a period of time
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propagated
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disease spreads gradually from person to person
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primary case
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person initially infected from a point source
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secondary cases
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person to person transmission from primary cases to others
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Endemic
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(of a disease or condition) regularly found among particular people or in a certain area
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Hyperendemic
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exhibiting a high or continued incidence
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Holoendemic
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A disease is holoendemic when essentially every individual in a population is infected
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Epidemic
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a widespread occurrence of an infectious disease in a community at a particular time
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Pandemic
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of a disease) prevalent over a whole country or the world.
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Epizootic
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of, relating to, or denoting a disease that is temporarily prevalent and widespread in an animal population
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Incidence
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the occurrence, rate, or frequency of a disease,
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Prevalence
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widespread in a particular area at a particular time
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Endemic (notes)
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a disease or pathogen present or usually prevalent in a given population or geographic region at all times
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Hyperendemic (notes)
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equally endemic in all age groups of a population.
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Holoendemic (notes)
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endemic in most of the children in a population, with the adults in the same population being less often affected
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Epidemic (notes)
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a disease occuring suddenly in numbers far exceeding those attributable to endemic disease; occuring suddenly in numbers clearly in access of normal expectancy
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Pandemic (notes)
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a widespread epidemic distributed or occuring widely throughout a region, country, continent, or globally.
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Epizootic (notes)
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of, or related to a rapidly spreading and widely diffused disease affecting large numbers of animals in a given region.
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Primary level of prevention
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halting any occurrence of a disease or disorder before it happens
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Secondary level of prevention
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screening
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Tertiary level of prevention
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retard or block the progression of condition
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What type of virus mutates rapidly and is unstable
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RNA viruses
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