Anatomy of a Maxillary 1st Molar Tooth
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Questions and Answers

Where does the mesial developmental groove cross?

  • The root surface
  • The mesial marginal ridge (correct)
  • The distal marginal ridge
  • The occlusal surface
  • For how much length is the root bifurcated?

  • One quarter of its total length
  • Half of its total length (correct)
  • One third of its total length
  • Two-thirds of its total length
  • Where does the mesial developmental depression start?

  • From the apex to the bifurcation area
  • From the contact area to the apex
  • From the contact area to the bifurcation area (correct)
  • From the bifurcation area to the contact area
  • Where does the mesial developmental depression end?

    <p>At the bifurcation area</p> Signup and view all the answers

    What structure is crossed by the mesial developmental groove?

    <p>The mesial marginal ridge</p> Signup and view all the answers

    What anatomical feature crosses the mesial marginal ridge?

    <p>Mesial developmental groove</p> Signup and view all the answers

    For what portion of its length is the root bifurcated?

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

    From where does the mesial developmental depression start?

    <p>The contact area</p> Signup and view all the answers

    Where does the mesial developmental depression extend to?

    <p>The bifurcation area</p> Signup and view all the answers

    Which of the following correctly describes the mesial developmental groove?

    <p>It crosses the mesial marginal ridge.</p> Signup and view all the answers

    Study Notes

    Root Characteristics

    • Mesial developmental groove crosses the mesial marginal ridge
    • The root is bifurcated for half of its total length
    • Mesial developmental depression starts from the contact area and extends to the bifurcation area

    Root Characteristics

    • Mesial developmental groove crosses the mesial marginal ridge
    • The root is bifurcated for half of its total length
    • Mesial developmental depression starts from the contact area and extends to the bifurcation area

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    Description

    This quiz covers the characteristics of the root of a maxillary 1st molar tooth, including the mesial developmental groove and depression. Test your knowledge of dental anatomy!

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