Term
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Definition
| Lowers surface tension, make microbes accessible to other agents |
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Term
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Definition
High concentration:Dissolve lipids, disrupt membranes, denature proteins, inactivate enzymes
Low concentration: Wetting agent |
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Term
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Definition
| Lower pH and denature proteins |
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Term
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Definition
| Raise pH and denature proteins |
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Term
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Definition
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Term
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Definition
| Oxidize cell components in absence of organic matter |
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Term
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Definition
| Denature proteins when mixed with water |
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Term
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Definition
| Disrupt membranes, denature proteins, inactivate enzymes; not impaired by organic matter |
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Term
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Definition
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Term
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Definition
| Disrupt structure of proteins and nucleic acids |
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Term
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Definition
| May interfere with replication or block cell wall synthesis |
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Term
| Use of soaps and detergents? |
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Definition
| Hand washing, laundering, sanitizing kitchen and dairy equiptment |
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Term
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Definition
Cationic detergents: sanitize utensils
Anionic detergents: launder clothes and clean household objects
Quaternary ammonium compounds: antiseptics on skin |
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Term
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Definition
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Term
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Definition
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Term
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Definition
Silver nitrate used to prevent gonococcal infections
Mercury compounds to disinfect skin and inanimate objects
Copper to inhibit algal growth
Selenium to inhibit fungal growth |
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Term
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Definition
Chorine used to kill pathogens in water and to disinfect utensils
Iodine used as skin antiseptics |
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Term
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Definition
Isopropyl alcohol used to disinfect skin
Propylene glycol used in aerosols |
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Term
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Definition
Phenol: Disinfect surfaces and destroy discarded cultures
Amylphenol: destroys vegetative organisms and inactivates viruses on skin and inanimate objects
Chlorhexidine gluconate: surgical scrub |
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Term
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Definition
Hydrogen peroxide used to clean puncture wounds
Potassium permanganate to disinfect instruments |
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Term
| Use of alkylating agents? |
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Definition
Formaldehyde: inactivates viruses without destroying antigenic properties
Glutaraldehyde: sterilize equiptment
Betapropiolactone: destroy hepatitis viruses
Ethylene oxide: sterilize inanimate objects that would be harmed by high temperatures |
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Term
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Definition
Acridine: used to clean wounds
Crystal Violet: treat some protozoan and fungal infections |
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