Sterilization Quiz: Multiple Choice Questions

55 Questions | Total Attempts: 3834

SettingsSettingsSettings
Please wait...
Sterilization Quizzes & Trivia

.


Questions and Answers
  • 1. 
    The absence of all forms of microbial life, including spores, is know as
    • A. 

      Sanitization

    • B. 

      Disinfection

    • C. 

      Decontamination

    • D. 

      Sterility

  • 2. 
    The sterilizer heat sensng thermometer is located in the
    • A. 

      Chamber

    • B. 

      Drain line

    • C. 

      Jacket

  • 3. 
    Where are test packs placedd to present the greatest challenge to the steam sterilizer
    • A. 

      Bottom rack back

    • B. 

      Top rack back

    • C. 

      Center

    • D. 

      Over the drain

  • 4. 
    The three parameters of steam sterilization are
    • A. 

      Steam under pressure, time, and temperature

    • B. 

      Time, temperature, and concentration

    • C. 

      Temperature, time, and humidity

  • 5. 
    Which of the following is the mimimum exposure time for wrapped goods in a prevac steam cycle at 275 degree F (135 deg C)
    • A. 

      4 mins

    • B. 

      3 mins

    • C. 

      5 min

    • D. 

      10 mins

  • 6. 
    Flash sterilization may be necessary whten
    • A. 

      Loaner instruments are received late

    • B. 

      A one of a kind instrument is dropped

    • C. 

      Instrument inventory is low

  • 7. 
    Unless otherwise specified by the device manufacturer, instruments used on patients with known or suspected CJD should be
    • A. 

      Sterilized and then decontaminated

    • B. 

      Thrown away

    • C. 

      Decontaminated as usual

  • 8. 
    Which of the following is the recommended cycle for procesing decontaminated instrument from a suspected CJD case
    • A. 

      17 mins 272 deg F (133 deg C) gravity cycle

    • B. 

      18 min, 273 deg F ( 133 deg C), prevac cycle

    • C. 

      4 mins, 275 deg F (135 deg C), prevac cycle

  • 9. 
    For sterilization to occur steam must
    • A. 

      Make direct contact with all surface

    • B. 

      Be superheated

    • C. 

      Be flushed into each package

    • D. 

      Trap air inside the package

  • 10. 
    Preconditioning of the sterilizer load is done by
    • A. 

      Running the sterilizer for 1 min and then restarting the load

    • B. 

      Placing the load in the sterilizer and closing the door for 15 min

    • C. 

      Letting the load come to room temperature and then starting the cycle

  • 11. 
    Which method of sterilization is used to sterilize liquids
    • A. 

      Ethylene oxide

    • B. 

      Peracetic acid

    • C. 

      Prevac steam

    • D. 

      Gravity steam

  • 12. 
    Which of the followin can occur if packages are moist at the end of the steam cycle
    • A. 

      Mold can form on the package

    • B. 

      The package will be too hot to handle

    • C. 

      Bacteria can wick into the package

  • 13. 
    For sterilization paper plastic peel packages should be placed
    • A. 

      On their edge

    • B. 

      Paper side down

    • C. 

      Plastic side down

  • 14. 
    In a mixed load of textile and metal goods the textile packs should be placed
    • A. 

      On the bottom rack

    • B. 

      Alternately on each rack

    • C. 

      On the top rack

  • 15. 
    For sterilization, basin sets should be positioned
    • A. 

      Under a rigid container

    • B. 

      Facing up

    • C. 

      tilted on their side

  • 16. 
    Stackijng of rigid sterilization containers on the outoclave rack is allowed when
    • A. 

      The load will only contain rigid container

    • B. 

      The manufacturer provides technical data stating it is acceptable

    • C. 

      It is the last load of the day and the sets will sit overnight

  • 17. 
    What is used to verify that the sterilizer air removal mechanism is functioning properly
    • A. 

      Dynamic air removal test

    • B. 

      Sterilizer indicator tape

    • C. 

      Bacterial spore strip

  • 18. 
    Which of the following monitoring methods verifies that conditions within the load were adequate to kill bacterial spores
    • A. 

      Mechanical

    • B. 

      Biological

    • C. 

      Chemical

  • 19. 
    What is the correct action to take if a written item needs to be removed from the load record
    • A. 

      Rewrite the entire record

    • B. 

      Cross off the item with a black sharpie

    • C. 

      Draw a line through the item and initial

  • 20. 
    The dynamic air removal test is considered which type of monitoring process
    • A. 

      Chemical

    • B. 

      Mechanincal

    • C. 

      Biological

  • 21. 
    A class 5 indicator is called a
    • A. 

      Integrator

    • B. 

      Process indicator

    • C. 

      Single parameter indicator

  • 22. 
    The bowie dick test is now known as the
    • A. 

      Dynamic air removal test

    • B. 

      Air challenge test

    • C. 

      Process challenge test

    • D. 

      Diagnostic test

  • 23. 
    What should be done if the dynamc air removal test fails the first time
    • A. 

      Call for service

    • B. 

      Repeat the test one more time

    • C. 

      Shut down the sterilier then turn it back on

  • 24. 
    Which of the following is the correct sterilizer setting for the dynamic air removal test
    • A. 

      3 1/2 to 4 min at 270 deg F (134 deg C)gravity

    • B. 

      3 1/2 to 4 min at 270 deg F ( 134 deg C)prevac

    • C. 

      2 1/2 to 4 at 250 deg F (121 deg C)gravity

  • 25. 
    The bowie dick test is now know as the
    • A. 

      Dynamic air removal test

    • B. 

      Air challenge test

    • C. 

      Process challenge test

    • D. 

      Diagnostic test

  • 26. 
    If a biological test is performed daily how often is it necessary to incubate a control biological indicator
    • A. 

      With each BI placed in the incubator

    • B. 

      Once a day and if a new lot number is used

    • C. 

      With each new case of BI

  • 27. 
    In th eevent of apositive BI how many loads should be recalled
    • A. 

      Only the affected load

    • B. 

      All loads containg implants

    • C. 

      All loads back to the last negative BI

  • 28. 
    Routine Bi testing for steam sterilizers should be performed at least
    • A. 

      Daily

    • B. 

      Weekly

    • C. 

      Every other day

    • D. 

      Monthly

  • 29. 
    All loads containing implantable devices should be
    • A. 

      Monjitored with a BI

    • B. 

      Monitored with a Class V chemical integrator

    • C. 

      Recorded with the patient name

    • D. 

      Recorded with the surgeon name

  • 30. 
    When testing rigid sterilization containers the biological indicator should be placed in
    • A. 

      Each corner of the inner basket and under the center of the lid

    • B. 

      Two opposite corners of the inner basket and the lid

    • C. 

      The center of the inner basket and the center of the lid

    • D. 

      The center of the inner basket and each corner of the lid

  • 31. 
    Sterilized packs are most likely to become contaminated
    • A. 

      After 30 days

    • B. 

      After 60 days

    • C. 

      Within the first hour of sterilization

    • D. 

      Within the first day of sterilization

  • 32. 
    When items are unloaded from the steam sterilizer they should be handled with
    • A. 

      Cotton gloves

    • B. 

      Rubber gloves

    • C. 

      Butyl gloves

    • D. 

      Clean hands

  • 33. 
    The risk of fire with EO can be minimized by mixing
    • A. 

      EO with o2 and CO2

    • B. 

      Eo with HCFC and CO2

  • 34. 
    What is the maximum number of 100% EO cartridges permitted by OSHA  to be stored outside of a flammable goods cabinet
    • A. 

      6

    • B. 

      8

    • C. 

      10

    • D. 

      12

  • 35. 
    What are the minumum air exchanges to be maintained  in an area where 100% EO cartridges or EO mixture cylinders are stored
    • A. 

      8 per hour

    • B. 

      10 per hour

    • C. 

      12 per hour

    • D. 

      14 per hour

  • 36. 
    At the end of the sterilization cycle the EO cartridges and the gloves used to handle them should be
    • A. 

      Aerated

    • B. 

      Disinfected

    • C. 

      Washed

    • D. 

      Irradiated

  • 37. 
    The basic parameters of gas sterilization in a 100% EO sterilizer are concentration exposure time
    • A. 

      Humidity and aeration

    • B. 

      Humidity and temperature

    • C. 

      Vacuum and pressure

    • D. 

      Vacuum and aeration

  • 38. 
    Which of the following is critical to EO penetration of bacterial cell
    • A. 

      Humidity

    • B. 

      Temperature

    • C. 

      Hydrogen

    • D. 

      Chlorofluorocarbons

  • 39. 
    The cycle phase in an EO sterilizer when the cycle is held at the specified temperature and concentration for a specified time is called
    • A. 

      Come up

    • B. 

      Humidification

    • C. 

      Exposure

    • D. 

      Vacuum

  • 40. 
    Which of the following packaging materials is not recommended for EO sterilization
    • A. 

      Paper plastic pouches

    • B. 

      Polypropylene

    • C. 

      Tyvek

    • D. 

      Nylon

  • 41. 
    Generally the EO biological test pack is placed in the
    • A. 

      Bottom of the chamber over the drain

    • B. 

      Very back of the chamber under the load contents

    • C. 

      Geometric center of the load

    • D. 

      Front of the chamber on the top of the load contents

  • 42. 
    One or more air samples representing a full shift exposure to EO are taken to comply with OSHA
    • A. 

      Action levels

    • B. 

      Permissible exposure limits

    • C. 

      Time weighted average

    • D. 

      Short tem exposure limits

  • 43. 
    The action level for EO exposure is
    • A. 

      0.5 ppm

    • B. 

      5 ppm

    • C. 

      1 ppm

    • D. 

      0.1 ppm

  • 44. 
    Which of the following should not be processed in a low temperature gas plasma sterilizer
    • A. 

      Light cords

    • B. 

      Gauze sponges

    • C. 

      Cameras

    • D. 

      Single channel endoscopes

  • 45. 
    The parameters for low temperature gas plasma steriliation are
    • A. 

      Time, temperature, and humidity

    • B. 

      Steam under pressure, time, hydrogen peroxide gas plasma

    • C. 

      Time, temperature, hydrogen peroxide gas plasma

  • 46. 
    Which of the following microorganisms is used to biologically monitor the low temperature gas plasma sterilizer
    • A. 

      Bacillus stearothermophilus

    • B. 

      Geobacillus subtillis

    • C. 

      Bacillus atrophaeus

    • D. 

      Geobacillus stearothermophilus

  • 47. 
    Item to be sterilized in low temperature gas plasma must be packaged in
    • A. 

      Non cellulose based material

    • B. 

      Kraft paper

    • C. 

      Poly cotton wrappers

    • D. 

      Paper plastic pouch

  • 48. 
    Microbial kill in the ozone sterilizer is achieved through a process called
    • A. 

      Condensation

    • B. 

      Alkylation

    • C. 

      Cavitation

    • D. 

      Oxidation

  • 49. 
    Which of the following devices are compatible with ozone sterilization
    • A. 

      Flexible endoscopes

    • B. 

      Woven textiles

    • C. 

      Stainless steel instruments

    • D. 

      Natural rubber and latex

  • 50. 
    The packaging of choice for dry heat sterilization is
    • A. 

      Canvas

    • B. 

      Aluminum foil

    • C. 

      Nonwoven wrap

    • D. 

      Paper plastic

  • 51. 
    Which of the following microorganisms is used to biologically monitor the dry heat sterilizer
    • A. 

      Bacillus atrophaeus

    • B. 

      Geobacillus atrophaeus

    • C. 

      Bacillus subtillis

  • 52. 
    Which of the following is a wet sterilization system for unwrapped item
    • A. 

      Peracetic acid

    • B. 

      Hydrogen peroxide gas plasma

    • C. 

      Ethylene oxide

    • D. 

      Ozone sterilization

  • 53. 
    Which of the following is the minimum exposure time and temperature for sterilization in a peracetic acide sterilizer
    • A. 

      8 min at 122F 131.9F

    • B. 

      12 min at 122F 131.9F

    • C. 

      30 min at 121F 136.9 30 min at 121F 136.9F

  • 54. 
    The purpose of the diagnostic test in a peracetic acid sterilizer is to check the
    • A. 

      Biocidal properties

    • B. 

      Sterilant concentration

    • C. 

      Water quality

    • D. 

      System mechanics

  • 55. 
    Which of the follwing microorganisms is used to biologically monitor the peracetic acid sterilization process
    • A. 

      Geobacillus stearothermophilus

    • B. 

      Bacillus stearothermophilus

    • C. 

      Bacillus subtilis

    • D. 

      Geobacillus subtilis