Term
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Definition
| a disease producing agent |
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Term
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Definition
| Once occurred, greatly declined, then increase in incidence. |
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Term
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Definition
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Term
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Definition
| Very small microorganisms that have no metabolism and cannot reproduce apart form the host cell. |
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Term
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Definition
| an area where the causative agent can live |
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Term
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Definition
| a pathogen such as a bacteria, or virus that can cause disease. |
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Term
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Definition
| an infection that occurs as a result of the body's systems already being weakened. |
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Term
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Definition
| New disease, recently noted in the population. |
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Term
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Definition
| the study of occurrence of disease in populations. |
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Term
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Definition
| Refers to disease that is common or constantly present in a population, usually at a relatively constant low level. |
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Term
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Definition
| Sudden increase in occurrence of a disease above the normal level in a particular population. |
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Term
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Definition
| a way the causative agent is spread from one reservoir to another |
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Term
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Definition
| the ability of a host to resist developing disease |
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Term
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Definition
| increase in the occurrence of a disease throughout the world |
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