Question 617 · LDEK · Glass ionomer cements
Indicate true statements regarding resin-modified glass ionomer cements:
1) they release more fluoride ions than conventional cements;
2) they require the use of an adhesive system;
3) their disadvantage is water sorption;
4) they can be used as a base material.
The correct answer is:
2) they require the use of an adhesive system;
3) their disadvantage is water sorption;
4) they can be used as a base material.
The correct answer is:
- A. 1,2.
- B. 2,3.
- C. 3,4.
- D. 1,3.
- E. 1,4.
Hint
Consider what the added HEMA changes and whether RMGICs still bond chemically to tooth tissue like conventional glass ionomers.
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