Sterilization Quiz

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Questions and Answers

Which method is used to kill microorganisms in the food industry?

  • Chemical disinfection
  • Pasteurisation (correct)
  • Sterilization
  • Autoclaving

What is the temperature required for pasteurisation to effectively kill microorganisms?

  • Above 120 degrees
  • Above 140 degrees (correct)
  • Above 160 degrees
  • Above 100 degrees

Which type of bacteria is not effectively killed by pasteurisation?

  • Gram-positive bacteria
  • Spore creating bacteria (correct)
  • Non-spore creating bacteria
  • Gram-negative bacteria

What is the main reason why pasteurisation is not commonly used in veterinary practice?

<p>Risk of fire (C)</p> Signup and view all the answers

Which method is more effective in destroying all microorganisms and spores?

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

What is the recommended temperature and time for sterilization using an autoclave?

<p>121 degrees for 3.5 minutes (B)</p> Signup and view all the answers

Which type of autoclave is not commonly used in veterinary practice?

<p>Horizontal vertical autoclave (C)</p> Signup and view all the answers

What is the disadvantage of using a horizontal vertical autoclave for sterilizing surgical equipment?

<p>Lack of drying cycle (B)</p> Signup and view all the answers

Which autoclave has multiple temperature settings and includes a drying cycle?

<p>Vacuum-assisted autoclave (D)</p> Signup and view all the answers

What is the importance of ensuring there is room between surgical trays during sterilization with pressure?

<p>To allow better steam circulation (B)</p> Signup and view all the answers

Which method of sterilization is highly toxic and mainly used for large scale practices?

<p>Gas sterilization with ethylene oxide (C)</p> Signup and view all the answers

What happens to the steam as it hits the surgical kits?

<p>It condensates and produces heat (A)</p> Signup and view all the answers

What is the purpose of the drying system in the sterilization process?

<p>To remove moisture from the surgical kits (A)</p> Signup and view all the answers

What should be done to instruments with a working bar, such as scissors, prior to sterilization?

<p>They should be lubricated (A)</p> Signup and view all the answers

What is the purpose of using bowie dick tape in the sterilization process?

<p>To monitor temperature only (A)</p> Signup and view all the answers

How long is the cycle for gas sterilization with ethylene oxide?

<p>12-24 hours (D)</p> Signup and view all the answers

What should be done to sharp ends of surgical implements prior to sterilization?

<p>They should be covered and wrapped in a water resistant shroud (A)</p> Signup and view all the answers

How long is the recommended storage time for autoclaved items?

<p>1 year (C)</p> Signup and view all the answers

What is the purpose of labeling and dating sterile supplies?

<p>To ensure traceability and expiration dates (A)</p> Signup and view all the answers

What is the purpose of TST strips in the sterilization process?

<p>To monitor time, steam, and temperature (A)</p> Signup and view all the answers

What is the purpose of pasteurization in the food industry?

<p>To kill microorganisms</p> Signup and view all the answers

What temperature is required for pasteurization to effectively kill microorganisms?

<p>Above 140 degrees</p> Signup and view all the answers

What is the disadvantage of using a horizontal vertical autoclave for sterilizing surgical equipment?

<p>Items may come out wet</p> Signup and view all the answers

What is the recommended temperature and time for sterilization using an autoclave?

<p>121 degrees for 15 minutes, or 134 degrees for 3.5 minutes</p> Signup and view all the answers

What is the importance of ensuring there is room between surgical trays during sterilization with pressure?

<p>To allow steam to circulate and effectively sterilize the trays</p> Signup and view all the answers

What is the purpose of a drying system in the sterilization process?

<p>To remove moisture and ensure the surgical kits are completely dry before use.</p> Signup and view all the answers

What should be done to sharp ends of surgical implements prior to sterilization?

<p>They should be covered and wrapped in a water resistant shroud.</p> Signup and view all the answers

How can the sterilizing method be monitored to ensure it is working properly?

<p>By using bowie dick tape, TST strips, and checking for black lines or appropriate time, steam, and temperature indicators.</p> Signup and view all the answers

What should be done to instruments with a working bar, such as scissors, prior to sterilization?

<p>They should be lubricated.</p> Signup and view all the answers

How long is the recommended storage time for autoclaved items?

<p>1 year.</p> Signup and view all the answers

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