Practice Quiz

INBDE Integrated National Board Dental Exam Prep Set 2

Category - NBDE II

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What technique is used when the crown length is inadequate for restoration?
  1. Crown eruption
  2. Crown restoration
  3. Crown lengthening
  4. Crown displacement
Explanation
Answer: C - The technique used when the crown length is inadequate for restoration is crown lengthening. Portions of the gingiva and alveolar bone are removed to display a longer clinical crown. However, the techniques can be limited by crown-to-root ratio, location of furcation, tooth-arch relationship, and esthetics.
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