Practice Quiz

ADA NBDE National Board Dental Part II

Category - NBDE II

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What is the imaginary line that distinguishes the moveable and nonmoveable tissues of the soft palate?
  1. Posterior border
  2. Vibrating line
  3. Complete denture closure
  4. Complete denture opening of the maxillary
Explanation
Answer: B - The imaginary line that distinguishes the moveable and nonmoveable tissues of the soft palate is the vibrating line. The vibrating line is used to measure the posterior extent of the maxillary for complete dentures to ensure stability, retention, and support.
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