Question 457 · LDEK · Minimally invasive treatment
Choose correct sentences concerning the tunnel cavity preparation:
1) it is used in vestibular or lingually inclined teeth;
2) allows to maintain unmined marginal edge;
3) can be used in case of primary caries on the proximal surface of the posterior teeth;
4) access cavity preparation is achieved from the vestibular or lingual surface.
The correct answer is:
2) allows to maintain unmined marginal edge;
3) can be used in case of primary caries on the proximal surface of the posterior teeth;
4) access cavity preparation is achieved from the vestibular or lingual surface.
The correct answer is:
- A. 1, 2.
- B. 1, 3.
- C. 2, 3.
- D. 2, 4.
- E. 3, 4.
Hint
The tunnel aims to reach a small proximal lesion while keeping the marginal ridge intact — consider where access is made.
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