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13 Cards in this Set
- Front
- Back
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Bactericidal |
Relating to the destruction of bacteria |
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Sterilization |
Process by which all forms of microbial life, including bacteria, viruses, spores & fungi, are completely destroyed |
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Disinfection |
Destruction of nearly all pathogenic microorganisms on an inanimate (non living) surface |
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Disinfectant |
Chemical that kills most pathogenic organisms but does not kill all spores |
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Spaulding classification system |
System developed by Dr. E.H. Spaulding that divides medical devices into categories based on the risk of infection involved w their use |
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Sterile/sterilization |
Completely devoid of all living microorganisms |
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High level disinfection |
Destruction of all vegetative microorganisms, mycobacterium, small or non lipid viruses, medium or lipid viruses, fungal spores & some bacterial spores |
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Low level disinfection |
Destruction of vegetative forms of bacteria, some fungi & lipid viruses (But not bacterial spores) |
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Intermediate level disinfection |
Destruction of viruses, mycobacterium, fungi & vegetative bacteria (But not bacterial spores) |
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Organic materials |
Compounds containing oxygen, carbon & hydrogen; derived from living organisms. Organic matter in the form of serum, blood, pus or fecal material can interfere w the activity of disinfectants |
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Alkylation |
A chemical reaction where hydrogen is replaced w an alkyl group. This causes the cell to be unable to normally metabolize or reproduce, or both |
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Activated (activation) |
Process by which a solution is combined w an activating chemical before use. Glutaraldehydes must be activated before initial use |
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Minimum effective concentration (MEC) |
Percentage concentration of the active ingredient in a disinfectant or chemical sterilant that is the minimum concentration at which the chemical meets all its label claims for activity against specific microorganisms |
