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15 Cards in this Set
- Front
- Back
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Iodine works by |
Inhibiting protein function and altering the cell membrane |
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What do biguanides not affect |
Endospores, cysts, most viruses |
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Bisphenols |
Broad spectrum, for gram +, disrupts plasma membrane |
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Phenolic compounds |
Highly effective against mycolic acid |
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Phenol damages what |
Mucus membrane |
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In terms of sensitivity |
Gram - is less sensitive Gram + is more sensitive |
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Use-dilution |
Determines maximum dilution, performs dilutions on the agent and then tests it |
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Most cleaners only affect |
Growth |
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Pasteurization kills |
Only pathogens |
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Slow freezing |
Allows ice crystals to grind up organisms |
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What doesn't care about pressure |
Viruses and spores |
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Desiccation |
Removal of water |
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Ionizing radiation |
Shortest wavelength, most energy, attacks important cell structures directly |
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Non-ionizing radiation |
UV, non penetrating, makes thymine dimers |
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Microwaves |
Cannot ionize water, spin polar molecules to produce heat |
