Which of the following cements is contraindicated in mouth breathers_______________?

Related Mcqs:

1. Which of the following cements is most kind to pulp ?

   A. Glass ionomer
   B. Polycarboxylate
   C. Silicate
   D. Resin cement

2. Which of the following cements have anti cariogenic properly________________?

   A. ZOE
   B. Calcium Hydroxide
   C. Zinc silicophosphate
   D. Zinc phosphate

3. Which of the following cements bonds to tooth structure, which has an anticariogenic effect, has a degree of translucency and does not irritate the pulp ?

   A. Polycarboxylate cement
   B. Resin cement
   C. Silicate cement
   D. Glass ionomer cement

4. Which one of the following dental cements does not contain water as part of the composition of the liquid component ?

   A. Zinc Phosphate cement
   B. Zinc oxide equgenol cement
   C. Zinc silicophosphate cement
   D. Zinc polycarboxylate cement

5. All of the following statements are true for zinc oxide eugenol cements except______________?

   A. Equal lengths of base paste and accelerator paste are mixed together until the mix has a uniform colour
   B. Increase in temperature and humidity shorten the setting time
   C. The mix appear thick at the start of mixing but after 30 seconds of additional spatulation it becomes more fluid
   D. Water accelerates but heat retards the setting of zinc oxide eugenol cements
   E. Both C & D

6. Which of the following cements is most biocompatible with pulp ?

   A. GIC
   B. Copper cement
   C. Zinc phosphate cement
   D. Zinc oxide eugenol cement

7. Which of the following cements is most irritant to pulpal tissues ?

   A. Zinc phosphate
   B. Silicate
   C. Glass ionomer
   D. Polycarboxylate

8. The temperature (in °F) of the mixing slab for silicate cements should be_____________?

   A. 55 – 65
   B. 65 – 75
   C. 75 – 85
   D. 85 – 95

9. The dual cure cements should not be used with light transmitting prostheses thicker than____________?

   A. mm
   B. 1.5 mm
   C. mm
   D. 2.5 mm

10. Glass ionomer cements are composed of______________?

    A. Alumino silicate powder and phosphoric acid
    B. Aluminosillicate powder and polyacrylate
    C. Zinc oxide powder and phosphoric acid
    D. Zinc oxide powder and polyacrylate liquid