Insufficient closure of the flasks during packing of denture base resin can result in_____________?

Related Mcqs:

1. Insufficient closure of the flasks during packing of denture base resin can result in_____________?

   A. Poor colour stability
   B. Less polymerization shrinkage
   C. Increase in vertical dimension
   D. Decrease in vertical dimension

2. Along with polymerisation shrinkage, one of the major disadvantages of polymethyl methacrylate as denture base resin are its poor_____________?

   A. Biological properties
   B. Thermal properties
   C. Mechanical properties
   D. Esthetic properties

3. Cross linking in denture base resin is contributed by_____________?

   A. Glycol dimetharylate
   B. Benzoyl peroxide
   C. N-para toluidine
   D. Methyl methacrylate

4. No trail closure is necessary with which one of the technique during denture fabrication_____________?

   A. Compression moulding technique
   B. Injection moulding technique
   C. Fluid resin technique
   D. Light cured technique

5. If resin is packed in sandy stage what will be seen in the processed denture ?

   A. Distortion
   B. Porosity
   C. Inhomogeneous colour
   D. Increased strength

6. If resin is packed in sandy stage what will be seen in the processed denture ?

   A. Distortion
   B. Porosity
   C. Inhomogeneous colour
   D. Increased strength

7. The accepted polymer to monomer ratio for packing of polymethyl methacrylate resin is____________?

   A. 3:1
   B. 4:1
   C. 10:1
   D. 5:1

8. One of the claims for the superiority composite resin restoration over silicate cement restorations is that the resin restorations_____________?

   A. Prevent galvanic action
   B. Are practically insoluble in oral fluids
   C. Adapt to the walls of the cavity better
   D. Have a higher coefficient of thermal expansion

9. The most important disadvantage of acrylic denture base is_______________?

   A. porosity
   B. Shrinkage
   C. Tooth breakage
   D. Water absorption

10. The latest method of curing denture base resins______________?

    A. Heat
    B. Visible light
    C. Chemicals
    D. Lasers