NEWEST CNOR EXAM (CERTIFIED NURSE OPERATING ROOM) LATEST COMPLETE EXAM

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CNOR EXAM//CNOR PRACTICE EXAM// CNOR EXAM STUDY
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GUIDE TESTBANK NEWEST VERSION QUESTIONS ACTUAL E
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XAM 500+ QUESTIONS AND CORRECT DETAILED ANSWERS (
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VERIFIED ANSWERS) |ALREADY GRADED A+ w w w w




What are types of automatic cleaning (2)? How effective is it? -
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CORRECT ANSWER >>>>washer and ultrasonic, more effective than m
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anual cleaning
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Pre-vacuum autoclave (Dynamic air removal)-
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wtype, temp, porous/lumen vs non porous time -
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wCORRECT ANSWER >>>>-steam sterilization
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-
sucks air out of chamber and the steam comes in cleaning the instrume
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nts
-clean drains are essential
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-270-276 degrees F w w



-porous/lumen items in for 4 mins w w w w w



-nonporous items in for 3 mins w w w w w

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Gravity displacement autoclave-
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wtype, temp, porous/lumen, nonporous items -
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wCORRECT ANSWER >>>>steam forces air from chamber
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thermometer closes drain w w



w270-276 degrees F w w



porous/lumen items in for 10 mins w w w w w w



nonporous items in for 3 mins alwa w w w w w w



ys follow IFUs
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How do you avoid condensation when sterilizing items? what shoul
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d you allow between trays? when should you remove the trays? wh
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ere should you place the trays after sterilizing? what does it mean
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when the tray is moist? what should you not do to cool down the in
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struments? - CORRECT ANSWER >>>>Allow airflow between trays
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remove loads immediately (leaving door ajar to cool increases likelihoo
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d of condensation)
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Don't put hot items on a cool solid surface or rack
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If condensation occurs and the items are moist, they are consider
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ed unsterile
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What are the 6 chemical indicators? 1,2 and 5 are most important. wh
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at are the 4 parameters of sterilization? - CORRECT ANSWER
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>>>>1. temp/heat, the tray go hot enough, external factor.
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2. pressure/bowie dick- w



tests all air was removed and enough pressure was present o
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nly prevac, only tells vacuum was used
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3. single parameter (based on manufacturer) quality
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4. multi-parameter (based on manufacturer) (ex quality and time) w w w w w w w



5. integrated (all parameters like time, temp, pressure and quality
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of steam)
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6. emulating indicator (all parameters of a particular style like
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manufacturer for specific autoclave for a specific cycle w w w w w w w




Chemical indicators only indicate whether that specific cycle was m
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et. Does not determine sterilization
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What indicator are external indicators? - CORRECT ANSWER >>>>1
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- heat
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What indicator are Bowie dick tests? - CORRECT ANSWER >>>>2 -
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pressure (used with pre-vac)
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IUSS-
whow can the item be wrapped? what kind of indicator must be use
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d? what item cannot be used unless its an emergency? what proces
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s must still occur when using IUSS? what must you keep for patient
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safety? wrapped vs unwrapped goods length of tie and temperatur
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e? - w



wCORRECT ANSWER >>>>no packaging, wrapped items or textiles d
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ue to an abbreviated dry time
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same decon process w w



rigid sterilization containers with lid mus
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t use a class 5 chemical indicator never a
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n implant unless emergent
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sterilization log must be kept for patient safety
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Unwrapped goods: 3-5 minutes at 270-275°F (132- w w w w w w



135°C) Wrapped goods: 6-10 minutes at 270-275°F
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What happens if the IUSS fails a quality check? - CORRECT ANSWER
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>>>>If a QC fails, run 3 consecutive a spore tests
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If one fails again, biomed checks IUSS and has to pass 3 consecutive tes
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ts to use it again
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Gluteraldehyde-
What kind of sterilization? where is this used? how long does it take
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? is it often used, why? - CORRECT ANSWER
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>>>>cold sterilization w w



POC use onlyw w



Takes 10 hours of immersion
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Bad for instruments due to pitting
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Suboptimal form of sterilization due to environmental problems an
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d poor ease of use
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Ethylene oxide- w



wwhat can it be used on? how long does it take? how long is aeratio
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n time? is it often used, why? what temperature and humidity does
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wEO need to be*? -
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wCORRECT ANSWER >>>>cold and dry form of sterilization
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for heat + moisture sensitive items (99-145 degree F and 45-
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75% humidity)
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2-5 hours exposure
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8-12 hour aeration time
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Human carcinogen (exposure limited to 1PPM in an 8 hr period) L
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umens must be completely dry (great for foleys) Environmentally
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whazardous
Will make antifreeze with water bac
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Low Temp Hydrogen Peroxide Plasma Sterilization (aka Sterrad or
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VPRO)-
wWhat is it good for? How long does it take? How long is aeration?
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wHow does it work? - CORRECT ANSWER >>>>-
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wUse for heat + moisture sensitive items
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- No aeration cycle needed - dry sterilization
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- Cycle time 75 mins w w w



- Environmentally sound w