Universal Precautions and Pathogenic Organisms Quiz
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Questions and Answers

What type of technique should be used for skin incisions in the intraoral clinic?

  • Sterile technique (correct)
  • Clean aseptic technique
  • Non-sterile technique
  • Universal precaution technique

    • Which hand and arm preparation disinfection method is recommended before gloving and gowning?

  • Hexachlorophene
  • Chlorhexidine (correct)
  • Alcohol-based hand rubs
  • Iodophors

    • What is the safe method recommended for recapping needles?

  • Recap needles using any available method
  • Dispose of needles without recapping
  • Recap needles using fingers holding cap
  • Recap needles using a scoop technique (correct)

    • What should hands not touch after putting on sterile gloves?

    <p>Inside surfaces</p> Signup and view all the answers

    Which viral organism spreads by fecal contamination?

    <p>Hepatitis A</p> Signup and view all the answers

    What is the recommended technique for destroying the Hepatitis B virus?

    <p>Heat sterilization</p> Signup and view all the answers

    What is the most difficult viral organism to contain?

    <p>Hepatitis B</p> Signup and view all the answers

    Which bacterial organism spreads through inhalation of droplets from infected individuals?

    <p>Mycobacterium tuberculosis</p> Signup and view all the answers

    What carries a higher risk of HIV transmission according to the text?

    <p>Hollow-bore needle used for LA injection</p> Signup and view all the answers

    Which bacterial organism is part of the oral flora according to the text?

    <p>Prevotella</p> Signup and view all the answers

    What is the purpose of using special masks when treating infected individuals?

    <p>To prevent the spread of tuberculosis to healthcare workers</p> Signup and view all the answers

    What is the difference between medical asepsis and surgical asepsis?

    <p>Medical asepsis aims to prevent microbes from entering wounds, while surgical asepsis aims to keep patients, staff, and objects free of infection.</p> Signup and view all the answers

    Why is dry heat sterilization less commonly used than moist heat sterilization?

    <p>It requires a longer process time</p> Signup and view all the answers

    What is the purpose of weekly tests for Bacillus stearothermophilus spores in the sterilization process?

    <p>To detect possible instrument contamination</p> Signup and view all the answers

    Why are chemical disinfectants generally not useful for instruments?

    <p>They are less effective than heat or gas sterilization</p> Signup and view all the answers

    What is the primary role of disposable plastic shields and aluminum foil in operatory disinfection?

    <p>To protect patients from environmental contaminants</p> Signup and view all the answers

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