Term
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Definition
| more cases of a particular disease than expected in a given area or among a specialized group of people over a particular period of time |
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Term
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Definition
| a disease occurring in a population a higher than normal frequency |
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Term
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Definition
| an aggregation of cases over a particular period esp. cancer & birth defects closely grouped in time and space regardless of whether the number is more than the expected number. (often the expected number of cases is not known.) |
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Term
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Definition
| An epidemic occurring over a very wide area (several countries or continents) and usually affecting a large proportion of the population |
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Definition
| The probability that an individual will be affected by, or die from, an illness or injury within a stated time or age span |
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Term
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Definition
| various arthropods than transmit pathogenic organism from one host to another |
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Term
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Definition
| a physical object that serves to transmit an infectious agent from person to person. A comb infested with one or more head lice would be an example of this or the dust particles containing infectious cold virus that remain after droplets of infected saliva are coughed into the air |
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Term
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Definition
| An infectious disease that is transmissible under normal conditions from animals to humans |
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Term
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Definition
| The systematic ongoing collection analysis interpretation and dissemination of health data |
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Term
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Definition
| objects such as food, water, biological products, and fomites that may directly transmit an infectious agent from a reservoir to a host |
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Term
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Definition
| the number or proportion of cases/events/conditions in a given population at any given time |
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Term
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Definition
| constant low frequency of disease |
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Term
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Definition
| a person without apparent disease who is none the less capable of transmitting the disease to other |
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Term
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Definition
| any mode or mechanism by which an infectious agent is spread to a susceptible host |
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Term
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Definition
| science concerned with the distribution and determinants of health events in human populations |
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Term
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Definition
| a habitat where the infectious agent normally lives. grows, and multiplies |
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Term
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Definition
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Term
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Definition
| number of new cases during a period divided by a total population |
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Term
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Definition
| deaths per total infected |
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