Preventive Materials and Techniques · CDA

What is the purpose of air-polishing systems during prophylaxis?

  1. To remove deep caries from posterior molar teeth surfaces
  2. To remove plaque and extrinsic stains via powder spray
  3. To shape and finish restorative composite materials neatly
  4. To clean interdental spaces exclusively and nowhere else
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Correct answer: To remove plaque and extrinsic stains via powder spray

Air polishing gently removes stains using abrasive powders. It is often more comfortable than mechanical polishing.

Difficulty: Medium Question 11 of 20

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