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CNA Exam 3:Infection control – Questions and Answers
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CNA Exam 3:Infection control –Questions and Answers
what is infection control - -measures taken in HCF to control spread of
disease
-three common types of microorganisms - -bacteria, virus, fungus
-define CDC and its function - -centers for disease control: issues info to
keep health of individuals and communities
-6 links in chain of infection - -pathogen, reservoir, portal of exit, mode of
transmission, portal of entry, susceptible host
-five reasons elderly are more susceptible to infection - -weakened immune
system; lack of mobility-leads to pressure sores etc.; increased hospital
visits; decreased circulation; malnutrition/dehydration (wounds heal less
quickly)
-describe the steps in standard precautions - -handwashing, gloves, ppe,
contaminated items, handling spills, needle/sharp precautions
-when should standard precautions be used? - -when contact w/ blood/fluids
is likely
-what is the most important factor in reducing the spread of infection - -
hand washing
-what are the two main ways to preform hand hygiene - -soap and water,
alcohol based antibacterial gel
-describe stems in proper handwashing - -turn on warm water, wet
hands/wrists, apply soap, work into a lather for at least 10 seconds, clean
nails by rubbing against palms, rinse off soap (fingers down), dry hands with
paper towel, turn off faucet with paper towel, dispose of paper towel
-when should you wash your hands - -coming on/off duty, before/after pt
care, before applying and after removing gloves, before/after food/drink
toiled lip balm wiping nose etc., after contact with blood or body fluids, after
contact with contaminated linens
-proper order for putting on ppe - -gown, mask, goggles, gloves
-medical asepsis - -state of being free of pathogens-clean
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