Question 60 (part 2) · LDEK · Crowns
Choose true statements preparing the dentin for a veneered crown:
- A. the masticatory surface should be prepared with the fissure and cups system intact.
- B. efforts should be made to maintain round cross section of prepared tooth.
- C. the direction of prepared medial walls must be consistent with long axis of the tooth.
- D. preparing the tooth in the shape of cone greatly enhances the crown retention.
- E. palatal surface is prepared for the depth of around 1.5 mm.
Hint
Good preparation follows the anatomy of the tooth to give uniform material thickness while keeping retention.
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