Question 201 (part 2) · LDEK · Post and core restorations
First stage of preparing a tooth for post and core concerns preparation of the remainder of the coronal part of the tooth. Initial activities concern especially:
1) removal of the restorations and their remnants;
2) removal of caries and carious tissues;
3) shortening the incisal edge or occlusal surface;
4) removal of the excesses above the cervical area;
5) grinding the margin for future crown;
6) performing a radiogram.
Correct answer is:
2) removal of caries and carious tissues;
3) shortening the incisal edge or occlusal surface;
4) removal of the excesses above the cervical area;
5) grinding the margin for future crown;
6) performing a radiogram.
Correct answer is:
- A. all of the above-mentioned.
- B. 1,2.
- C. 1,2,3.
- D. 3,4,5.
- E. 1,6.
Hint
Think of what must be cleared away first so you can judge how much sound dentine remains, before any shaping of the stump begins.
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