Practice Quiz

ADA NBDE National Board Dental Part II

Category - NBDE II

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What is the correct order for a serial extraction?
  1. Primary first molars, permanent first premolars, and primary canine
  2. Permanent first premolars, primary canine, and primary first molars
  3. Primary canine, primary first molars, and permanent first premolars
  4. There is no proper order for a serial extraction.
Explanation
Answer: C - The correct order for a serial extraction is primary canine, primary first molars, then permanent first premolars. This type of extraction is indicated for severe class I malocclusion during “mixed” dentition when there is a lack of arch length.
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