B.D.S-B.D.S Dental Surgery 2nd Year DENTAL MATERIALS(Kerala University of Health Sciences-2013)
Reg. No.: …………………
Second Year BDS Degree Supplementary Examinations - March 2013
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.
Q P Code: 204002 Section A – Prosthodontics Marks: 50
Essay (14)
1. Composition of heat polymerized resins. Explain the chemical stages of polymerization. Describe in brief the compression molding technique. (4+4+6=14)
Short essays (2x8=16)
2. Classify waxes. Discuss the properties and uses of inlay wax. (3+3+2=8)
3. Classify gypsum products. Discuss briefly setting time and setting reaction of gypsum products. (3+5=8)
Short notes (5x4=20)
4. Methods of strengthening ceramics
5. Stress and strain
6. Composition of reversible hydrocolloid
7. Base metal alloy
8. 18-8 stainless steel
Q P Code: 205002 Section B – Conservative Dentistry Marks: 50
Essay (14)
1. Classify dental cements. Explain in detail glass inomer cements. (5+9=14)
Short essays (2x8=16)
2. Base metal alloys- Classification, composition, action of ingrediants, advantages and disadvantages. (1+1+3+3=8)
3. Classify direct filling gold and add a note on gold foil restoration. (4+4=8)
Short notes (5x4=20)
4. Cavity Liners
5. Hybrid Composites
6. Admixed Amalgam Alloys
7. Composition and Properties of Inlay Wax
8. Classification and uses of Zinc Oxide Eugenol Cements
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| Earning: Approval pending. |
