The Disinfection Trivia Quiz!

15 Questions | Total Attempts: 610

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The Disinfection Trivia Quiz! - Quiz

Have you ever disinfected anything? Disinfection is a process that eradicates many or all pathogenic microorganisms, except bacterial spores or inanimate objects. It means to use chemical agents to kill bacteria and other infecting items outside the body or skin. It can combat insects that carry diseases, which results in the termination of growth and reproduction. This awesome quiz will tell you about disinfection and what it entails. Make sure to take your certificate when you are done.


Questions and Answers
  • 1. 
    This low-level disinfectant is incompatible with soap:
    • A. 

      Alcohol

    • B. 

      Phenol

    • C. 

      Quaternary ammonium compounds

    • D. 

      Ortho-phtaladehyde

  • 2. 
    When using glutaraldehyde, technicians should always wear latex gloves for protection.
    • A. 

      True

    • B. 

      False

  • 3. 
    When using high-level disinfectants it is important to remember they may be deactivated by:
    • A. 

      Alkylation

    • B. 

      Organic matter

    • C. 

      Oxidation

    • D. 

      All the above

  • 4. 
    In an automated washer the key source of disinfection is:
    • A. 

      Hydrogen peroxide

    • B. 

      Water temperature

    • C. 

      Heat

    • D. 

      Disinfecting detergent

  • 5. 
    The use of test strips to test the minimum effective concentration in high-level disinfection solutions is required.
    • A. 

      Weekly, preferably daily

    • B. 

      Daily

    • C. 

      Each time the solution will be used

    • D. 

      Only when manual soaking systems are used

  • 6. 
    The use of heat to kill all microorganisms, except spores, is called:
    • A. 

      Sterilization

    • B. 

      Thermal disinfection

    • C. 

      High-level disinfection

    • D. 

      Mechanical disinfection

  • 7. 
    These chemicals are used on animate (living tissue) to slow the growth of microorganisms:
    • A. 

      Glutaraldehydes

    • B. 

      Disinfectants

    • C. 

      Halogens

    • D. 

      Antiseptics

  • 8. 
    Items that are introduced directly into the bloodstream or other normally sterile areas of the body are classified as:
    • A. 

      Critical items

    • B. 

      Semi- critical items

    • C. 

      Non-critical items

    • D. 

      Equipment

  • 9. 
    The process by which all form of microorganism are completely destroyed is:
    • A. 

      High-level disinfection

    • B. 

      Thermal disinfection

    • C. 

      Sterilization

    • D. 

      Chemical disinfection

  • 10. 
    Iodophors are a member of this chemical family:
    • A. 

      Halogens

    • B. 

      Quaternary ammonium compounds

    • C. 

      Alcohol

    • D. 

      Phenolics

  • 11. 
    Phenolics are classified as:
    • A. 

      Intermediate to low-level disinfectants

    • B. 

      Intermediate to high-level disinfectants

    • C. 

      High - level disinfectant

    • D. 

      Sterilants

  • 12. 
    Which of the following are classified as high-level disinfectants?
    • A. 

      Glutaraldehyde and phenolics

    • B. 

      Glutaraldehyde and ortho-phthalaldehydes

    • C. 

      Quaternary ammonium compounds and phenolics

    • D. 

      Halogens and ortho-phthalaldehydes

  • 13. 
    Thermal disinfection is accomplished using:
    • A. 

      Heated chemicals

    • B. 

      Heated glurataldehyde

    • C. 

      Prolonged high pressure steam

    • D. 

      Heat

  • 14. 
    How long must alcohol remain in wet contact with an item to achieve a reasonable level of disinfection
    • A. 

      One to two minutes

    • B. 

      Two to three minutes

    • C. 

      Five to 10 minutes

    • D. 

      10 to 20 minutes

  • 15. 
    Which of the following would be the best choice for high-level disinfection of instruments?
    • A. 

      Phenolics

    • B. 

      Chlorine

    • C. 

      Iodophors

    • D. 

      Ortho-phthalaldehyde

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