QP Code: 402002 Reg.No.: …………………………
Final Year BDS (Part Degree Supplementary Examinations January 2017
Periodontology
Time: 3 Hours Max Marks: 100
• Answer all questions
• Draw diagrams wherever necessary
Essays (2x14=28)
1. Describe in detail mechanical plaque control measures and chlorhexidine as an antiplaque
agent.
2. Define osteoctomy and osteoplasty. Enumerate osseous defects in periodontal disease.
Describe the steps of resective osseous surgery.
Short essays
3. Describe the structure of junctional epithelium. Add a note on its role in health.
4. Gingival changes in pregnancy and its management.
5. Describe the clinical features and management of acute periodontal abscess.
6. Classify gingival recession (Miller's). Briefly describe the procedure of lateral pedicle graft.

Short notes (10x4=40)
7. Aetio-pathogenesis of pocket
8. Tooth mobility
9. Pericoronitis
10. Composition of gingival crevicular fluid
11. Alloplasts as bone grafts
12. Implant- bone interface
13. Biologic width
14. Chemically modified tetracyclines
15. Apically positioned flap
16. Supportive periodontal therapy