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21 Cards in this Set
- Front
- Back
Contagious disease |
A disease that is easily spread from one person to another |
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Incidence |
The fraction of the population that contracts a disease during a particular period of time. |
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Prevalence |
The fraction of a population having a specified disease at a given time |
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Sporadic diease |
A disease that occurs occasionally in a population |
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Endemic disease |
A disease that is constantly present in a certain population |
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Epidemic disease |
A disease acquired by many hosts in a given area in a short time |
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Pandemic disease |
An epidemic that occurs worldwide. |
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Acute disease |
A disease in which symptoms develop rapidly but last for only a short time. |
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Chronic disease |
An illness that develops slowly and is likely to continue or recur for long periods. |
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Subacute disease |
A disease with symptoms that are intermediate between acute and chronic |
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Latent disease |
A disease characterized by a period of no symptoms when the pathogen is inactive. |
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Local infection |
An infection in which pathogens are limited to a small area of the body. |
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Systemic infection |
An infection throughout the body |
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Focal infection |
A systemic infection that began as an infection in one place. |
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Sepsis |
The presence of a toxin or pathogenic organism in blood & tissue. |
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Septicemia |
The proliferation of pathogens in the blood; accompanied by a fever; sometimes causes organ damage. |
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Bacteremia |
A condition in which there are bacteria in the blood |
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Toxemia |
The presence of toxins in the blood. |
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Viremia |
The presence of viruses in the blood |
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Primary infection |
An acute infection that cause the initial illness. |
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Secondary infection |
An infection caused by an opportunistic microbes after a primary infection has weakened the hosts defenses. |