Question 561 · LDEK · Root canal obturation
Indicate the true statements describing the requirements that have to be met by materials used as final root canal filling:
1) no cytotoxic effects;
2) no swelling capacity in the presence of moisture;
3) antimicrobial effects;
4) no absorption of x-ray radiation.
The correct answer is:
2) no swelling capacity in the presence of moisture;
3) antimicrobial effects;
4) no absorption of x-ray radiation.
The correct answer is:
- A. 1,2.
- B. 2,3.
- C. 3,4.
- D. 1,3.
- E. 2,4.
Hint
Grossman's ideal properties for root filling materials include biocompatibility, bacteriostasis and visibility on radiographs.
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