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10 Cards in this Set
- Front
- Back
- 3rd side (hint)
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alcohols |
acts by protein denaturation. disrupts membranes and dissolves lipids. |
kills bacteria and fungi, but does not kill endospores and non enveloped viruses. evaporates rapidly |
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aldehydes |
used to sterilize medical instruments, for vaccine production, and preservation of biological specimens |
capable of destroying all microbes, needs to be rinsed with sterile water following treatment, and suspected carcinogens |
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biguanides |
used as an antiseptic in soaps and lotions, and impregnated into catheters and surgical mesh. adheres and persists on skin and mucous membranes |
non-toxic antiseptic that cannot kills spores or naked viruses |
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ethylene oxide gas |
used to sterilize medical devices, can sterilize fabrics and hard to reach surfaces, and does not damage moisture-sensitive material |
toxic and explosive |
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halogens |
diffuses through cell walls and oxidizes cell enzymes.
both disinfectant and antiseptic. linked with chemical compound to release slowly. |
effective against almost all bacteria viruses and endospores. not effective against protozoan cysts |
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ozone |
disinfects drinking and wastewater |
must be generated artificially and breaks down quickly |
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peroxygen |
used to disinfect inanimate objects |
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anionic detergents |
good wetting agents, and work by reducing surface tension |
aids in removal of dirt and organic matter |
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phenolics |
leave an active antimicrobial residue and are not inactivated by detergents
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found in personal care products like deodorants, soaps, etc. |
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quats |
cationic detergents positive charge of quats attracted to negative charge of cell surface. reacts with membrane
nontoxic enough to be used on food surfaces. |
not effective on endospores, mycobacteria and naked viruses.
inactivated by anionic soaps and detergents. |
