Thermal Disinfection Methods Quiz
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Questions and Answers

What should the water quality be compatible with at each stage in the cleaning process?

  • Washer-disinfector (WD) construction materials (correct)
  • Process requirements of that particular stage
  • Process chemical to be used
  • Medical devices to be processed

    • Which of the following is not mentioned as a factor to consider during the cleaning process?

  • Microbial population
  • Oxygen content (correct)
  • pH and hardness—dissolved salts (lime scale)
  • Temperature

    • What do daily, weekly, and quarterly tests provide evidence of for the washer-disinfector?

  • Chemical compatibility
  • Operational adherence to established limits (correct)
  • Process efficiency
  • Commissioning validity

    • Which contaminants are mentioned as potentially leading to corrosion in the cleaning process?

    <p>Ionic contaminants - heavy metals, phosphates and silicates</p> Signup and view all the answers

    What is subject to routine testing after validation for the washer-disinfector?

    <p>The washer-disinfector itself</p> Signup and view all the answers

    What type of test is used to check residual soil detection during the weekly periodic tests?

    <p>Cleaning efficacy test</p> Signup and view all the answers

    What should be removed and cleaned during the daily periodic tests for the washer-disinfector?

    <p>Spray nozzles</p> Signup and view all the answers

    What does pH and hardness refer to during the cleaning process?

    <p>Dissolved salts (lime scale)</p> Signup and view all the answers

    What kind of population is mentioned as a factor during the cleaning process?

    <p>Bacterial endotoxins</p> Signup and view all the answers

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