Tamil Nadu Dr MGR Medical University 2009 B.D.S Dental Surgery Materials used in Dentistry,, &-. - Question Paper
This beneath ques. paper is related to first Year Materials used in Dentistry of B.D.S.
[KU 654] Sub. Code : 4133
February 2009
FIRST B.D.S DEGREE EXAMINATION
(Modified Regulations III)
Paper IIID MATERIALS USED IN DENTISTRY
Q. P. Code : 544133
Time : Three hours Maximum: 100 Marks
Answer ALL questions.
I. Essays : (2 x 20 = 40)
1. Define polymerization of denture base resins and discuss its composition, physical and chemical stages.
2. Define a casting and discuss various types and mention the defects in casting.
II. Write Short notes on : (10 x 6 = 60)
1. Colloidal state.
2. Mercurial Toxicity.
3. Classification of alloy system.
4. Setting reaction of gypsum product.
5. Zinc Phosphate Cement.
6. Condensation Silicone.
7. Eutectic mixture.
8. Dentin bonding.
9. Cavity varnish.
10. Solid solution.
FIRST B.D.S DEGREE EXAMINATION (Modified Regulations III)
Paper IIID MATERIALS USED IN DENTISTRY Q. P. Code : 544133
Time : Three hours Maximum: 100 Marks
Answer ALL questions.
I. Essays : (2 x 20 = 40)
1. Discuss in detail strength of amalgam and factors affecting it.
What technical consideration will you have when using silver amalgam?
2. Classify ceramics. Write composition, methods of condensation and its recent advances.
II. Write Short notes on : (10 x 6 = 60)
|
1. |
Electroplated dies. |
|
2. |
Luting cements. |
|
3. |
Methods of soldering. |
|
4. |
Poly ether. |
|
5. |
Classify waxes and its various uses |
|
6. |
Dental ceramics. |
|
7. |
Titanium. |
|
8. |
Dental implants. |
|
9. |
Gypsum bonded investments. |
|
10. |
Eutectic alloys. |
|
Attachment: |
| Earning: Approval pending. |
