Dental Materials December 2014 RGUHS for BDS Students


Draw neat and labeled diagram wherever necessary.

Total Marks: 70 Marks

LONG ESSAYS – 2 x 10 = 20 Marks

1. Define the term ” Water Powder Ration” and explain the setting reaction, the method of determining the setting times, and factors affecting the setting time of Gypsum Products.

2. Describe in detail the composition, setting reaction, uses, and properties of Zinc Oxide Eugenol impression material.

SHORT ESSAYS – 8 x 5 = 40 Marks

3. Explain in brief any five physical properties of dental materials.

4. The composition of Dental Ceramics.

5. Addition poly-vinyl siloxane impression material.

6. Micro filled composite resin.

7. Polymerization Cycles.

8. Calcium Hydroxide cement.

9. Sensitization and Stabilization.

10. Explain different types of direct filling gold in brief.

SHORT ANSWERS – 5 x 2 = 10 Marks

11. Pickling.

12. Glass transition temperature.

13. Crazing.

14. Rheology.

15. Age hardening.



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About Dr.Anooja Chandran

I am Dr.Anooja Chandran from Kerala, currently doing my MDS in Endodontics and Conservative dentistry. I am also a dental blogger who likes to explore more about the latest advancements in dentistry and provide it to dentists and dental students through DentalFry.

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