Question 40 · LDEK · Fixed restorations
The contraindications to all-ceramic restorations include:
1) high cost of such restorations;
2) presence of occlusal parafunctions;
3) major discoloration of abutment teeth;
4) malocclusion (pathological tooth wear);
5) reconstructions of large edentulous spaces in the anterior and posterior areas;
6) constructions of cantilever bridges;
7) reconstructions of severely tilted teeth;
8) reconstructions on dental implants.
The correct answer is:
2) presence of occlusal parafunctions;
3) major discoloration of abutment teeth;
4) malocclusion (pathological tooth wear);
5) reconstructions of large edentulous spaces in the anterior and posterior areas;
6) constructions of cantilever bridges;
7) reconstructions of severely tilted teeth;
8) reconstructions on dental implants.
The correct answer is:
- A. 1,2,4,6,7.
- B. 2,3,4,5,6,7.
- C. 4,5,7,8.
- D. 3,4,6,7.
- E. 1,5,7,8.
Hint
Consider loading conditions that overstress brittle ceramics and situations in which translucent ceramics cannot hide the underlying tooth.
The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.
More questions on Prosthodontics
- The shape of articular discs of the temporomandibular joint is influenced by:
- The concept of immediate side shift involves:
- In order to obtain the marginal integration of the crown with tooth structure and periodontal tissue:
- Indicate the true statements concerning galvanoforming technology used in prosthodontics:
- What type of gypsum is used for pouring working casts for complete dentures fabricated through injection molding technique?
- Indicate the true statements concerning residual monomer: