Question 393 · LDEK · Cavity preparation
Which tooth sites are affected with caries in the cavities class VI according to Black?
1) occlusal surfaces of the posterior teeth;
2) incisal edges of the front teeth;
3) cusp tip regions of the posterior teeth;
4) pits and fissures associated with additional cusps.
The correct answer is:
2) incisal edges of the front teeth;
3) cusp tip regions of the posterior teeth;
4) pits and fissures associated with additional cusps.
The correct answer is:
- A. 1,2.
- B. 1,4.
- C. 2,3.
- D. 2,4.
- E. 3,4.
Hint
Class VI was added to Black's original five classes to describe lesions on surfaces that are normally self-cleansing.
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