Medical MCQs

5099 MCQs  (Page 95 of 510)

The chief advantage of zinc phosphate cement is its___________?
A. Good compressive strength
B. Film thickness
C. Lack of irritation
D. Low solubility
The setting of zinc phosphate may be retarded by ?
A. Increased in the ratio of powder to liquid
B. Diluting the liquid with water
C. Increase the addition of powder to liquid
D. Decrease the addition of powder to liquid
Which of the following cements is most irritant to pulpal tissues ?
A. Zinc phosphate
B. Silicate
C. Glass ionomer
D. Polycarboxylate
Which of the following is common to both zinc eugenol cement and polycarboxylate cement?
A. Polyacrylic acid is liquid
B. Chemical bond to tooth structure
C. Chelation
D. Substitution o eugenol by eba to increase strength of cement