Question 20 (part 2) · LDEK · Cavity preparation
Choose correct statements regarding the air abrasion used for preparing the hard tooth tissues:
1) this technique is defined as kinetic cavity preparation;
2) this method is not used for preparing carious lesions located on approximal surface;
3) its use substitutes for etching the hard tooth tissues;
4) it may serve as a diagnostic tool in case of suspected fissure caries;
5) it does not damage the pulp.
Correct answer is:
2) this method is not used for preparing carious lesions located on approximal surface;
3) its use substitutes for etching the hard tooth tissues;
4) it may serve as a diagnostic tool in case of suspected fissure caries;
5) it does not damage the pulp.
Correct answer is:
- A. 1,2,5.
- B. 3,4.
- C. 2,4,5.
- D. 1,4,5.
- E. all of the above mentioned.
Hint
Think about how air abrasion removes tissue, whether it heats the tooth and whether its rough surface replaces etching.
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