Importance of Proper Sample Collection in Laboratory Practice
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Questions and Answers

What is the primary cause of specimen rejections in the laboratory?

  • Errors in specimen preparation
  • Freezing and thawing of blood specimens
  • Transport delays
  • Hemolysis (correct)

    • What percentage of identification errors are caused by mislabeling?

  • 50% (correct)
  • 25%
  • 75%
  • 100%

    • What is one of the main reasons behind pre-analytical errors related to incorrect phlebotomy practices?

  • Improper specimen storage
  • Heavy workload
  • Specimen labeling mistakes
  • Lack of knowledge (correct)

    • What happens if pressure is applied to the plunger of the syringe during blood transfer?

    <p>It causes hemolysis</p> Signup and view all the answers

    What is the most important principle of centrifuge operation?

    <p>To balance each sample with another of equal weight</p> Signup and view all the answers

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