Instrument Sharpening Techniques
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Questions and Answers

What is the correct angulation for scaling and root planing?

  • 75 degrees
  • 30 degrees
  • 90 degrees (correct)
  • 60 degrees
  • What is the consequence of using < 45 degrees angulation for scaling and root planing?

  • Increased tissue trauma (correct)
  • Effective removal of plaque
  • Better access to posterior surfaces
  • Improved removal of calculus
  • What type of stroke direction is activated in the coronal direction?

  • Horizontal
  • Oblique
  • Vertical
  • Lateral pressure (correct)
  • Which Gracey instrument has an increase in 'bends' as you move posteriorly?

    <p>Gracey #15-16</p> Signup and view all the answers

    What is the distinguishing feature of After Five Gracey instrument?

    <p>Extra long terminal shank</p> Signup and view all the answers

    When should Mini Five Gracey be used?

    <p>When a vertical stroke is needed</p> Signup and view all the answers

    Which type of Gracey instrument cannot be inserted vertically as per the text?

    <p>Standard Gracey</p> Signup and view all the answers

    What is a common error made during instrument sharpening?

    <p>Sharpening at an angle less than 110 degrees</p> Signup and view all the answers

    What is the recommended frequency for sharpening instruments?

    <p>Frequently to prevent excessive recontouring</p> Signup and view all the answers

    What is the purpose of the Gleason guide?

    <p>To create a 110-degree angle</p> Signup and view all the answers

    What is a characteristic of a Sickle instrument?

    <p>It has two cutting edges</p> Signup and view all the answers

    What is the result of sharpening an instrument at an angle greater than 110 degrees?

    <p>A weaker edge</p> Signup and view all the answers

    What is the primary benefit of manual sharpening?

    <p>Reduced blade wear</p> Signup and view all the answers

    What is the top angle of a Universal Curet?

    <p>90 degrees</p> Signup and view all the answers

    How many cutting edges does a Gracey curette have?

    <p>One cutting edge</p> Signup and view all the answers

    What is the best tip for keeping dental instruments sharp?

    <p>Purchasing instruments that never need sharpening</p> Signup and view all the answers

    What tool features an oscillating sharpening stone to restore out-of-the-box sharpness?

    <p>Sidekick Sharpener from Hu-Friedy</p> Signup and view all the answers

    Which part of the blade of a Gracey curette is located adjacent to the toe?

    <p>Lower one-third</p> Signup and view all the answers

    What is the correct blade angulation for insertion according to the text?

    <p>0 degrees</p> Signup and view all the answers

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