Thermal and Chemical Disinfection Methods
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Questions and Answers

What is the primary factor that determines the compatibility of water quality with the washer-disinfector (WD) and the medical devices being processed?

  • The pH and hardness of the water (correct)
  • The presence of bacterial endotoxins
  • The temperature of the water
  • The microbial population in the water

Which of the following is NOT listed as a factor to consider when determining the compatibility of water quality?

  • The cost of water treatment (correct)
  • The construction materials of the washer-disinfector
  • Ionic contaminants such as heavy metals, phosphates, and silicates
  • The process requirements of the particular stage

What is the purpose of conducting daily, weekly, and quarterly tests on the washer-disinfector?

  • To test the effectiveness of the cleaning process on medical devices
  • To ensure the washer-disinfector is operating within the limits established during commissioning (correct)
  • To validate the initial installation of the washer-disinfector
  • To check for the presence of bacterial endotoxins in the water

Which of the following is NOT included in the daily tests for the washer-disinfector?

<p>Cleaning efficacy test (residual soil detection) (A)</p> Signup and view all the answers

What is the purpose of conducting a water hardness test on the washer-disinfector?

<p>To ensure the water is not too hard, which can lead to lime scale buildup (C)</p> Signup and view all the answers

Which of the following tests is NOT listed as part of the periodic testing schedule for the washer-disinfector?

<p>Microbial population test (B)</p> Signup and view all the answers

What is the purpose of conducting a water conductivity test on the washer-disinfector?

<p>To test for the presence of ionic contaminants such as heavy metals, phosphates, and silicates (A)</p> Signup and view all the answers

Which of the following is NOT a factor to consider when determining the compatibility of water quality?

<p>The cost of water treatment (A)</p> Signup and view all the answers

Which of the following tests is conducted to ensure the washer-disinfector is operating within the limits established during commissioning?

<p>Automatic control test (A)</p> Signup and view all the answers

What is the purpose of conducting a safety check on the washer-disinfector?

<p>To ensure the washer-disinfector is operating safely within the established limits (D)</p> Signup and view all the answers

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