IKGD 2 international

1.     One of the gypsum materials for planting dies in the manufacture of full cast metal restorations is

• A.      Dental Stone

• B.     Dental Plester

• C.   Dental Impression

• D.      Phosphat-Bonded

• E.      Dental Stone, higt strength, low expansion

2. The type of metal used for the manufacture of fully cast metal (inlay, onlay) is

• A.      Tipe 1 Soft

• B.   Tipe II Medium

• C. Tipe III Hard

• D. Tipe IV Extra Hard

• E. Tipe V Extra Soft

3. Metal properties that indicate stiffness / flexibility are

• A.      Casting Shrinkage

• B. Modulus of Elasticity

• C. Range Melting

• D. Yield Strength

•     E. Hardness

4.    The type of wax used for the manufacture of the wax pattern on the die is

• A.      Baseplate wax

• B. Inlay wax

• C. Bite registration wax

• D. Casting Wax

• E. Beading Wax

5. The properties of inlay wax that can cause changes in the restoration result is

• A.        Distortion

• B. Modulus of Elasticity

• C. Melting

• D. Hardness

• E. Plastic

6. The function of a work order from a dentist to a dental technician is

• A.    Helps improve the performance of dental engineers

• B.    Helping the dentist to provide information about the restoration or tool that he wants to make

• C.    Helping to make medical records

• D.   Provide rewards

• E. Provide information

7. The abrasive materials that can be used to polish metal restorations is

• A.      Diamond

• B. Kieselguhr

• C. Tripoli

• D. Rouge

• E. Tin Oxide

8. The type of impression material used for molding teeth that have been prepared in the manufacture of cast metal restorations is

• A.      Reversible Hidrocolloid

• B.   Irreversible Hidrocolloid

• C. Elastomer

• D. Dental Plester Impression

• E. Agar

9. Failure to making cast metal restorations is the result is incomplete or the size is smaller than it should be. This is caused by

• A.    Excess Metal

• B. Metal Deficiency

• C. Distortion casting

• D. The casting size is not suitable

• E. Chemical contamination

10. The particle size of the planting material, can cause the results of cast metal restoration

• A.    Surface becomes rough

  yields

• B. There is porosity

• C. Small casting results

• D. Black casting results

•   E. Larger casting yields