Download KUHS BDS Second Year 2012 September 201002 Dental Materials Question Paper

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Second Year BDS Degree Examinations - September 2012

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DENTAL MATERIALS

Time: 3 hrs

Max marks: 100

• Answer all questions
• Write section A and section B in separate answer books. Do not mix up questions from section A and section B.

QP Code: 201002

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Section A – Prosthodontics

Marks: 50

1. Essay (14)

   Classify investments. Explain briefly on gypsum bonded investments with a note on casting machines. (2+8+4=14)

2. Short essays (2x8=16)

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   1. Describe bio-compatability tests in detail.
   2. Enumerate the types of abrasives and mention briefly on bonded abrasives.

3. Short notes (5x4=20)

   1. Color and metamerism.

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   2. Manipulation of agar-agar.
   3. Stress and strain.
   4. Cold mould seal
   5. Addition silicone impression material.

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QP Code: 202002

Section B – Conservative Dentistry

Marks: 50

1. Essay (14)

   Classify dental ceramics. Explain in detail about all ceramic restorations. (4+10=14)

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2. Short essays (2x8=16)

   1. Explain in detail about various methods of trituration of amalgam and setting reaction of amalgam. (2+6=8)
   2. Classify luting cements. Explain in detail about Glass ionomer luting cement.

3. Short notes (5x4=20)

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   1. Pit and fissure sealants
   2. Inlay wax- composition and classification
   3. CAD-CAM
   4. Corrosion
   5. Dental burs

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