Too Many Control Methods Flashcards
Some fabrics like pack wraps and masks can clean through filtration and even remove bacteria. What can these things not filter?
Viruses
Fluids can be filtered through what types of filters (3)
- Porcelain
- Glass
- Membrane (millipore)
Cannot filter viruses
Many filtration methods do not filter viruses. Why is this not a big concern for infection prevention for surgery or trauma
Most surgical or trauma infections are bacterial
There is no such thing as an “ideal” chemical for infection control. Why is this?
They all have limitations
- non stable
- toxic
- expensive
- corrosive, drying, staining
- not effective
Alcohol mechanisms of action
dehydrating and coagulating
Two types of alcohol
Ethanol 70%
Isopropanol 70-99%
Alcohol is effective against bacteria, but not _______ or ________
viruses or spores
Below what percentage are alcohols only static, NoT cidal
50%
Alcohols are cytotoxic, but can be inhibited by what
Organic debris (blood)
Aldehydes are toxic and irritating especially ___________ (which is poison)
Formaldehyde