Question 170 · LDEK · Adhesive systems
Indicate the consequences of a prolonged drying of the cavity with compressed air:
1) decreasing the binding strength of the bonding system;
2) positive impact on the formation of the hybrid layer;
3) displacement of odontoblasts deeper into the pulp;
4) collapse of exposed collagen fibers.
The correct answer is:
2) positive impact on the formation of the hybrid layer;
3) displacement of odontoblasts deeper into the pulp;
4) collapse of exposed collagen fibers.
The correct answer is:
- A. 1,2.
- B. 1,4.
- C. 2,3.
- D. 2,4.
- E. 3,4.
Hint
Think about the etched collagen network and what happens to tubular fluid and odontoblasts when dentin is over-dried.
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