Dental Caries Restoration
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Questions and Answers

What type of caries lesions can be restored with posterior composites?

  • Primary caries lesions in the occlusal surfaces of anterior teeth
  • Primary caries lesions in the occlusal and proximal surfaces of posterior teeth (correct)
  • Tertiary caries lesions in the occlusal surfaces of posterior teeth
  • Secondary caries lesions in the proximal surfaces of anterior teeth

    • When is posterior composite restoration contraindicated?

  • When there are heavy occlusal stresses present
  • When there is a lack of enamel margins
  • When the operating area can be adequately isolated
  • When the operating area cannot be adequately isolated (correct)

    • What is an advantage of posterior composite restorations?

  • Increased microleakage
  • Difficulty in tooth preparation
  • Esthetics (correct)
  • increased fracture toughness

    • Why should posterior composites be used with caution in proximal restorations extending onto the root surface?

    <p>Due to the difficulty in bonding to the gingival wall</p> Signup and view all the answers

    What is a disadvantage of posterior composite restorations?

    <p>Polymerization shrinkage effects</p> Signup and view all the answers

    When are posterior composites used as an interim restoration?

    <p>When economics or other factors preclude a more definitive restoration</p> Signup and view all the answers

    What is an indication for posterior composite restorations?

    <p>When esthetics is considered to be of primary importance</p> Signup and view all the answers

    What is a characteristic of posterior composite restorations?

    <p>Conservative tooth structure removal</p> Signup and view all the answers

    What is a limitation of posterior composite restorations?

    <p>Technique-sensitivity</p> Signup and view all the answers

    When may posterior composites serve as foundations for crowns?

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

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