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Questions and Answers
Which one of the following best describes finishing in composite restorations?
Which one of the following best describes finishing in composite restorations?
- The removal of surface scratches
- The attainment of a final lustre by polishing the resin surface
- The formation of an uncured layer on the surface of the composite
- The removal of excess material for contour and shape (correct)
What is the purpose of polishing in composite restorations?
What is the purpose of polishing in composite restorations?
- To remove excess material for contour and shape
- To attain a final lustre by polishing the resin surface (correct)
- To form an uncured layer on the surface of the composite
- To remove surface scratches
What is the Oxygen Inhibition Layer (OIL) in composite restorations?
What is the Oxygen Inhibition Layer (OIL) in composite restorations?
- A layer of surface scratches
- A layer of excess material for contour and shape
- A layer formed by curing the composite in air
- A sticky, resin-rich, uncured layer on the surface of the composite (correct)
What should be done after the placement of the last composite increment and curing?
What should be done after the placement of the last composite increment and curing?
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Why is it important to allow > 5 minutes before finishing the restoration?
Why is it important to allow > 5 minutes before finishing the restoration?
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