Disinfection and Sterilization Process Quiz

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Questions and Answers

What is the main difference between disinfection and sterilization?

  • Disinfection destroys all pathogenic organisms, while sterilization eliminates non-sporing bacteria.
  • Disinfection is carried out using heat, while sterilization is carried out using chemicals.
  • Disinfection reduces bacteria contamination, while sterilization purifies water.
  • Disinfection eliminates pathogenic agents outside of the human body, while sterilization eliminates all pathogenic organisms. (correct)

What process can be used to sterilize syringes and needles?

  • Infrared irradiation (correct)
  • Filtration
  • Incineration
  • Boiling for at least 5 minutes

Which chemical can be used as an oxidizing agent for disinfection and sterilization?

  • Phenol
  • Hydrogen peroxide (correct)
  • Flavine
  • Methylated spirit

Which gas is used for aerosol sterilization of hospital equipment damageable by heat?

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

What is the purpose of cold in the disinfection and sterilization process?

<p>To halt the multiplication of organisms by lowering metabolic rate and metabolism (A)</p> Signup and view all the answers

What type of radiation can be used to reduce bacteria contamination?

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

What is the main purpose of filtration in the context of disinfection and sterilization?

<p>For purification of water (C)</p> Signup and view all the answers

Which chemical can be used for hand washing in the process of disinfection and sterilization?

<p>Phenol (C)</p> Signup and view all the answers

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DISINFECTION AND STERILIZATION.pptx

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