The pattern for the metallic framework of a removable partial denture is fabricated from________________?

Related Mcqs:

1. Which of the following cast gold alloys is used for fabricating partial denture frameworks______________?

   A. Type I – Soft
   B. Type II – Hard
   C. Type III – Hard
   D. Type IV – Extra Hard

2. Porcelain denture teeth________________?

   A. Have a higher coefficient of thermal expansion than acrylic teeth:
   B. Have a lower abrasion resistance than enamel
   C. Should be used where the inter dental clearance is small
   D. Have a higher abrasion resistance than gold

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

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

4. 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

5. 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

6. 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

7. Acrylic resins were first introduced as a denture base material in______________?

   A. 1925
   B. 1937
   C. 1951
   D. 1956

8. Denture acrylics contain cross-linking agents mainly to improve their_____________?

   A. Internal color
   B. Tissue compability
   C. Surface hardness
   D. Craze resistance

9. 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

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

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