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13 Cards in this Set
- Front
- Back
Communicable |
Spread person to person |
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Non-communicable |
One location |
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Point source |
Everyone in an outbreak got the infection from one location |
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Pandemic |
When a propagated epidemic crosses continents |
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Index case |
The person who was originally infected, patient zero |
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Transient flora |
Flora picked up from touching things, hangs out on the skin |
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Normal flora |
Usually internal, must survive slightly hypertonic and acidic conditions |
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CFU |
Most common unit of measure for determining the number of microbes in a sample |
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Colony forming units |
CFU/ml |
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Dilution factor |
What you need to multiply by to get 1ml EX. Dilution factor for .1ml is x10 Dilution factor for .4ml is x2.5 |
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Disinfectant |
Antibacterial agents used on inanimate objects |
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Antiseptic |
Antibacterial agents used on living tissue |
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Propagated epidemic |
Communicable epidemics show an increase in the number of cases due to spread of infection |