Effectiveness of Hand Scrubbing
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What is a surgeon trying to accomplish with a 10 minute scrub with a brush followed by an antiseptic? | Scrubbing is an attempt to dislodge as many microbes as possible. An antiseptic is used to kill as many of the remaining microbes as possible.
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| Normal microbiota vs transient microbiota | Differences:
Normal microbiota-colonize on/in the body.
Transient microbiota- present for a brief period of time, depending on the local conditions and competing microorganisms.
Similarities:
Neither cause disease.
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| Liquid soap vs bar soap | Bar soap can provide a culture medium for bacteria. Bacteria are less likely to gain access to liquid soap.
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| Most of the normal microbiota and transient microbiota aren't harmful, then why must hands be scrubbed before surgery? | Because any microbe that enters a normally sterile location or a compromised host can be harmful.
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| soap product and container outlets vs pump bottles | Microbiota from skin can contaminate soap products or container outlets that are touched. Bacteria can grow in these soaps. Pump bottle are the least likely to get contaminated.
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