Magnet Use in Prosthodontics
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Questions and Answers

What was the main limitation in using magnets in the past?

  • Toxic effects on patients
  • Unavailability of small sized magnets (correct)
  • Lack of interest in dentistry
  • High cost of magnets
  • Which type of magnets has increased the use of magnets considerably in orthodontics and prosthodontics?

  • Samarium–cobalt magnets
  • Neodymium–iron–boron magnets
  • Alnico magnets
  • Rare earth magnets (correct)
  • What was a concern with the initial bulky magnets used in dentistry?

  • Low magnetic strength
  • Toxic effects (correct)
  • High cost
  • Incompatibility with patients' mouths
  • What can be placed within prostheses without being obtrusive in the mouth?

    <p>Rare earth magnets</p> Signup and view all the answers

    Which type of magnets showed a strong tendency for corrosion and considerable cytotoxicity in a study?

    <p>Samarium–cobalt magnets</p> Signup and view all the answers

    What rendered samarium–cobalt magnets non-toxic according to the text?

    <p>Applying a protective coating of tin or titanium</p> Signup and view all the answers

    What was one of the main areas of application for magnets in dentistry?

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

    In which areas have magnets been mainly used in prosthodontics according to the text?

    <p>In maxillofacial prosthesis and overdentures as retentive aids</p> Signup and view all the answers

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