Dental Amalgam Restoration
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Questions and Answers

What is the primary consideration when selecting an amalgam alloy for a patient?

  • Moisture control in the oral cavity
  • Psychological problem or disease requiring early disposal (correct)
  • Type of preparation required
  • Cost of the alloy

    • What is the ideal time range for hand trituration?

  • 25 to 45 seconds (correct)
  • 10 to 20 seconds
  • 1 to 2 minutes
  • 5 to 10 minutes

    • What is the primary advantage of mechanical trituration?

  • It requires less skill than hand trituration
  • It saves time and standardizes the procedure (correct)
  • It provides a more uniform mix
  • It produces a stronger amalgam

    • What is the characteristic of an under-triturated amalgam?

    <p>It appears dry and crumbly</p> Signup and view all the answers

    What is the primary objective of trituration?

    <p>To coat all alloy particles with mercury</p> Signup and view all the answers

    What is the correct sequence of filling a proximal box?

    <p>Fill the proximal box first, then the occlusal part</p> Signup and view all the answers

    What is the purpose of condensation in amalgam placement?

    <p>To compress each increment of amalgam into the others</p> Signup and view all the answers

    What is the correct instrument used for condensing amalgam?

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

    What should be done with the amalgam within 3 minutes after trituration?

    <p>Condense it into the cavity</p> Signup and view all the answers

    What is the primary objective of condensation?

    <p>To adapt the amalgam to the cavity margins</p> Signup and view all the answers

    What type of condensation requires less force?

    <p>Spherical amalgam condensation</p> Signup and view all the answers

    What is the advantage of mechanical condensation over hand condensation?

    <p>It reduces the fatigue of the dentist</p> Signup and view all the answers

    What is the purpose of pre-carve burnishing?

    <p>To continue condensation and reduce voids</p> Signup and view all the answers

    When should carving of the amalgam start?

    <p>When the amalgam is hard enough to offer resistance</p> Signup and view all the answers

    What is the direction of carving?

    <p>From the tooth surface to the restoration surface</p> Signup and view all the answers

    What is the objective of carving?

    <p>To simulate the anatomy of the tooth</p> Signup and view all the answers

    What is the main purpose of post-carve burnishing?

    <p>To make the surface shiny</p> Signup and view all the answers

    What tool is used to check the integrity of contact points?

    <p>Dental floss</p> Signup and view all the answers

    What is a possible consequence of high spots in occlusion for a patient?

    <p>Severe pain</p> Signup and view all the answers

    Which of these is a benefit of repairing amalgam restorations?

    <p>More conservative of tissue</p> Signup and view all the answers

    In the case of a mesio-occlusodistal restoration with a fractured mesial box portion, what is the most conservative treatment?

    <p>Replace only the mesio-occlusal portion</p> Signup and view all the answers

    Which method is used to adjust the occlusion of a dental restoration?

    <p>Articulating paper</p> Signup and view all the answers

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