Are You a Hair Specimen Collection Pro?
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Questions and Answers

Which of the following is true about using a Wood lamp to identify infected hairs?

  • The Wood lamp emits gamma radiation
  • The Wood lamp emits visible light
  • The Wood lamp emits UV light >365 nm (correct)
  • The Wood lamp emits X-ray radiation

    • What is the proper way to handle affected hair during specimen collection for fungal testing?

  • Use regular forceps to pull affected hair
  • Use tweezers to pull affected hair
  • Use sterile forceps to pull affected hair (correct)
  • Use bare hands to pull affected hair

    • At what temperature should fungal medium be incubated after inoculating affected hair?

  • 10 to 15° C
  • 16 to 21° C
  • 31 to 40° C
  • 22 to 30° C (correct)

    • During what stage of infection are viruses most likely to be present?

    <p>During early stages of infection</p> Signup and view all the answers

    What type of specimens are collected for virus testing?

    <p>Aspirated secretions and swabs</p> Signup and view all the answers

    What type of swabs should be used for virus specimen collection?

    <p>Dacron or rayon swabs</p> Signup and view all the answers

    What is the recommended temperature for freezing specimens longer than 4 days?

    <p>−70° C</p> Signup and view all the answers

    What happens if specimens are frozen at -20° C?

    <p>The host cells will be disrupted</p> Signup and view all the answers

    Why is repeated freeze thawing cycles not recommended for specimens?

    <p>It will result in loss of viral viability</p> Signup and view all the answers

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