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19 Cards in this Set
- Front
- Back
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Sanitation
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Legal term; process that reduces the number of microorganisms on inantimate object to a safe level judge by public health standards
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Antiseptics
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Chemical agents applied to SKIN that kill pathogens and lower the number of normal flora.
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Disinfectant
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Chemical agents applied to inanimate objects that destroy pathogenic microorganisms. Rarely achieve sterility
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Sterility
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Freedom from all viable forms of microorganisms. Absolute state
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Cide
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To kill, make nonviable
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Stasis/static
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To prevent multiplication without necessarily killing the agent.
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Sepsis
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Toxic condition that results from the presence of microbes or toxins in the body
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Asepsis (Not related to sepsis)
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Condition free of viable microogranisms
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Nosocomial
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Health care acquired sickness. ie during hospital stay
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Problematic Microorganisms (from a killing stand point)
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*Bacterial Endospores (can withstand 20 hrs of boiling water, Bacillus genus)
*Mycobacteria (waxy cell wall/acid fast, still susceptable to heat) *Hepatitis (hard to kill because it's in blood) *Pseudomonads (Can be found in many locations and they are resistant to chemical disinfectant) |
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Sodium Hypochlorite
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Household disinfectant 'clorox' and MOST EFFECTIVE AGENT IN KILLING HIV
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Alcohols (as disinfectant)
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Kills bacteria and fungi but not endospores and nonenveloped viruses. Isopropanol is alcohol of choice.
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Heavy Metals (as disinfectant)
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*Silver - 1% AgNO3, kills Neisseria Gonorrhoae in eyes of newborns.
*Mercuric Chloride - Longest history of disinfectant, now only used in paint to kill fungi *Copper Sulfate - Kills algea in pools, reservoirs, fish tanks *Zinc Chloride - common in mouthwash and antifungal in paints |
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Quaternary Ammonium Compounds (Quats)
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Zephiran + Cepacol
Bactericidal, fungicidal, ameobicidal and virucidal against enveloped viruses. Not good against pseudomonads. |
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Organic Acids + Derivatives
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*Potassium Sorbate - inhibit mold growth in acidic foods, ie chees.
*Sodium Benzoate -antifungal in low pH environment, ie soda. *Parabens - inhibit mold growth in liquid cosmetics and shampoos *Calcium propionate - (mycoban) Prevents mold growth in bread |
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Glutaraldehyde
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Like formaldehyde but less irritating and more effective. Used to sterilize hospital instruments (Cidex)
Kills spores in 3-10 hrs |
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Ethylene oxide (gas)
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Widely used to sterilize medical supplies. Sterilized spacecraft
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Benzoyl Peroxide
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Good for treating wounds infected by anaerobic pathogens
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Steps to Clean Up Bio-Hazardous Spill
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1. Contain Spill
2. Saturate towels with disinfectant (start pouring disinfectant on the outeredge working in 3. Wait 4. Discard material |
