Download RGUHS BDS 2019 Dec 1st Year 1185 Dental Materials Question Paper

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Rajiv Gandhi University of Health Sciences, Karnataka

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B.D.S Degree Examination —-18-Dec-2019

I Year (OS, RS & RS2 Only)
II Year (RS3 Only)

Time: Three Hours Max. Marks: 70 Marks

DENTAL MATERIALS

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Q.P. CODE: 1185

Your answers should be specific to the questions asked.
Draw neat, labeled diagrams wherever necessary.

LONG ESSAYS 2 x 10 = 20 Marks

1. Classify the impression materials. Describe the composition and properties of Addition silicone.

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2. Define and classify composite resins. Describe in detail the manipulation and curing methods of restorative composite resins.

SHORT ESSAYS 8 x 5 = 40 Marks

3. Tests for biocompatibility.
4. Delayed expansion of Amalgam.
5. Luting cements.

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6. Porosities in casting.
7. Type III Gypsum Products.
8. Soldering and Welding.
9. Classification of Dental Ceramics.
10. Composition and uses of Inlay Wax.

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SHORT ANSWERS 5 x 2 = 10 Marks

11. 18/8 stainless steel.
12. Dual-cure resins.
13. Malleability.
14. Eutectic alloys.

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15. Cavity varnish.