DANB - Chapter 20 Disinfection Questions with Solutions
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Course
DANB
Institution
DANB
DANB - Chapter 20 Disinfection Questions with Solutions
Housekeeping surfaces
need to be cleaned with only a detergent or low level disinfectant ex:walls, floors, sinks.
OSAP 3 Clinical Contact Surfaces
1. Touch surfaces: Directly touch/contaminated during dental procedures. (Light, denta...
DANB - Chapter 20 Disinfection
Questions with Solutions
Housekeeping surfaces - answer need to be cleaned with only a detergent or low level
disinfectant Ex: walls, floors, sinks.
OSAP 3 Clinical Contact Surfaces - answer1. Touch surfaces: Directly
touch/contaminated during dental procedures. (Light, dental unit controls, computers,
pens)
2. Transfer surfaces: Touched by contaminated instruments. (instrument trays,
handpiece holders)
3. Splash Spatter, and Droplets surfaces: countertops where these can collect
Antimicrobial - answer Describes any substance that kills microorganisms, natural or
synthetic
Disinfectant - answer a chemical substance that kills harmful bacteria or viruses, applied
to dental equipment and countertops
Antispetic - answer This is used for antimicrobial agents that are applied to living tissue
NEVER - answerDisinfectants and antiseptic should _____ be used interchangable*
EPA (Environmental Protection Agency) - answerWho registers and regulates
disinfectants and chemical sterilants by chemical classification
High-level disinfection - answerkills all microorganisms except spores and prions,
Disinfectant with short contact time, used for semi-critical items that can not be heat
sterilized
Intermediate level disinfectant - answerhospital disinfectant with tuberculocidal activity -
non critical items or surfaces have been contaminated with blood or saliva
Low-level disinfectant - answerDisinfectant that destroys certain viruses and fungi; used
for general housecleaning, no tuberculocidal, not for surfaces contaminated with blood
EPA and Tuberculocidal Claims - answerONLY registered ____ and _______ _______
disinfectant should be used for dental treatment areas
Sporicidal - answerCapable of killing bacterial spores
Virucidal - answerCapable of destroying viruses
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