Sterilization MCQ Quiz With Answers

54 Questions | Total Attempts: 16640

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Sterilization MCQ Quiz With Answers

How much do you know about Sterilization? Think you can pass this quiz? This sterilization multiple choice quiz has been designed while keeping in mind the needs of the person taking the quiz and thus covers a wide range of questions, varied in difficulty, to keep you on your toes! All the correct answers are also provided at the end of the quiz so that you can actually improve your knowledge with regard to the topic of sterilization. Don't forget to share this amazing resource with anyone who needs it!


Questions and Answers
  • 1. 
    The sterilizer heat sensing thermometer is located in the:
    • A. 

      Chamber

    • B. 

      Drain line

    • C. 

      Jacket

  • 2. 
    Where are test packs placed to present the greatest challenge to the steam sterilizer?
    • A. 

      Bottom rack back

    • B. 

      Top rack back

    • C. 

      Center

    • D. 

      Over the drain

  • 3. 
    The three parameters of steam sterilization are:
    • A. 

      Steam under pressure, time, and temperature

    • B. 

      Time, temperature, and concentration

    • C. 

      Temperature, time, and humidity

  • 4. 
    Which of the following is the minimum exposure time for wrapped goods in a prevac steam cycle at 275 degree F (135 degree C)?
    • A. 

      4 mins

    • B. 

      3 mins

    • C. 

      5 min

    • D. 

      10 mins

  • 5. 
    Flash sterilization may be necessary when:
    • A. 

      Loaner instruments are received late

    • B. 

      A one of a kind instrument is dropped

    • C. 

      Instrument inventory is low

  • 6. 
    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

  • 7. 
    Which of the following is the recommended cycle for processing decontaminated instruments 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

  • 8. 
    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

  • 9. 
    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 minutes

    • C. 

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

  • 10. 
    Which method of sterilization is used to sterilize liquids?
    • A. 

      Ethylene oxide

    • B. 

      Peracetic acid

    • C. 

      Prevac steam

    • D. 

      Gravity steam

  • 11. 
    Which of the following 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

  • 12. 
    For sterilization, paper-plastic peel packages should be placed:
    • A. 

      On their edge

    • B. 

      Paper side down

    • C. 

      Plastic side down

  • 13. 
    In a mixed load of textile and metal goods, where should the textile packs be placed?
    • A. 

      On the bottom rack

    • B. 

      Alternately on each rack

    • C. 

      On the top rack

  • 14. 
    For sterilization, where should the basin sets be positioned?
    • A. 

      Under a rigid container

    • B. 

      Facing up

    • C. 

      tilted on their side

  • 15. 
    When is stacking of rigid sterilization containers on the autoclave rack allowed?
    • A. 

      The load will only contain rigid container(s)

    • 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

  • 16. 
    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

  • 17. 
    Which of the following monitoring methods verifies that conditions within the load were adequate to kill bacterial spores?
    • A. 

      Mechanical

    • B. 

      Biological

    • C. 

      Chemical

  • 18. 
    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

  • 19. 
    The dynamic air removal test is considered which type of monitoring process?
    • A. 

      Chemical

    • B. 

      Mechanical

    • C. 

      Biological

  • 20. 
    A class 5 indicator is called a what?
    • A. 

      Integrator

    • B. 

      Process indicator

    • C. 

      Single parameter indicator

  • 21. 
    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

  • 22. 
    What should be done if the dynamic air removal test fails the first time?
    • A. 

      Call for service

    • B. 

      Repeat the test one more time

    • C. 

      Shut down the sterilizer then turn it back on

  • 23. 
    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

  • 24. 
    How often is it necessary to incubate a control biological indicator if a biological test is performed daily?
    • 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

  • 25. 
    In the event of a positive BI, how many loads should be recalled?
    • A. 

      Only the affected load

    • B. 

      All loads containing implants

    • C. 

      All loads back to the last negative BI

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