Download RGUHS BDS 2016 Dec 1st Year 1104 Dental Materials Old Scheme Question Paper

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Rajiv Gandhi University of Health Sciences, Karnataka

I B.D.S Degree Examination - DEC 2016

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Time: Three Hours Max. Marks: 70 Marks

DENTAL MATERIALS (Old Scheme)

Q.P. CODE: 1104

Your answers should be specific to the questions asked

Draw neat, labeled diagrams wherever necessary

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LONG ESSAYS 2 x 10 = 20 Marks

1. Classify oral impression materials. Describe in detail the composition, setting mechanism, manipulation technique and properties of irreversible hydrocolloid impression materials.
2. Describe the compositions, manufacturing method, amalgamation reactions and microstructures of various silver amalgam alloys.

SHORT ESSAYS 6 x 5 = 30 Marks

3. All ceramic restoration

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4. Tarnish and Corrosion
5. Classify and enumerate types of dental impression trays.
6. Recent advances in glass ionomer cements
7. Bonding agents
8. Inlay wax - properties and uses

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SHORT ANSWERS 10 x 2 = 20 Marks

9. Types V dental stone
10. Microleakage
11. Coupling agents
12. Platinized gold foil

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13. Flux and anti flux
14. Die spacers
15. Rake angles
16. Polishing agents used in acrylic denture resins
17. Ductility and malleability

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18. Casting machines