Medical MCQs

5099 MCQs  (Page 96 of 510)

PH of which cement remain below 7 even after 1 month after insertion into the cavity ?
A. Glass ionomer cement
B. Zinc phosphate
C. Resin cement
D. Silicate cement
The setting of zinc phosphate is accelerated by_____________?
A. Adding a drop of water
B. Increasing mixing time
C. Cooling the slab
D. Adding a drop of oleic acid
Why GIC is best restorative material in children_____________?
A. High strength
B. Good marginal integrity
C. It can bond enamel & dentin
D. It has less occlusal wear
Secondary caries is least likely seen with_______________?
A. Silicate cement
B. Zinc phosphate
C. Polycarboxylate
D. Gic
Best marginal seal is provided by____________?
A. Zinc phosphate
B. Zinc oxide eugenol
C. Gutta-percha
D. Resin
The effect of zinc oxide-eugenol on the pulp ?
A. Is irritating
B. Encourages pulpal fibrosis
C. Is sedating
D. Has no effect
Which of the following is most important in strength ZOE_____________?
A. Liquid powder ratio
B. Temperature of mixing stab
C. Speed of mixing
D. Addition of few drops of water
Polycarboxylate cement is used for_____________?
A. Temporary restoration
B. Leuting
C. Permanent restoration
D. Die material