Sterilization and Decontamination Levels Quiz
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Questions and Answers

What is the process of minimizing the number of microorganisms, except bacterial spores, in animate or inanimate surfaces?

  • Sterilization
  • Disinfection (correct)
  • Thermal disinfection
  • Cleaning

Which chemical substance is used to disinfect inanimate surfaces?

  • Antiseptic
  • Fungus
  • Vegetative gram –ve bacteria
  • Disinfectant (correct)

What is the order of resistance of microorganisms to disinfectants, from easiest to hardest to kill?

  • Spores (C. difficile), Non-enveloped viruses (norovirus), Vegetative bacteria (MRSA, VRE)
  • Non-enveloped viruses (norovirus), Vegetative bacteria (MRSA, VRE), Enveloped viruses (HIV, HBV) (correct)
  • Prions (Creutzfeldt-Jakob Disease (CJD), mad cow disease), Mycobacteria (Tb), Fungi (Candida)
  • Enveloped viruses (HIV, HBV), Prions (Creutzfeldt-Jakob Disease (CJD), mad cow disease), Fungi (Candida)

What is the level of decontamination that includes the use of a chemical substance to disinfect animate surfaces?

<p>High level disinfection (A)</p> Signup and view all the answers

What is included in thermal disinfection?

<p>Temperature below sterilization level (B)</p> Signup and view all the answers

Which category of microorganisms is the hardest to kill with disinfectants?

<p>Prions (B)</p> Signup and view all the answers

What is the resistance level of enveloped viruses to disinfectants?

<p>(HIV, HBV) (B)</p> Signup and view all the answers

Which chemical substance can be used to disinfect an animate surface?

<p>Antiseptic (A)</p> Signup and view all the answers

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