NALANDA OPEN UNIVERSITY
Annual Examination, 2017
Certificate in Dental and Oral Hygiene (CDOH)
PAPER-II
(Basic Periodonta And Preventive Dentistry)
Time 3 Hours. Full Marks 80
Answer any Eight Questions. All questions carry equal marks.
1. What are Cariogenic Foods and how it creates cavity?
2. What is gingivectomy? What post gingivectomy instructions are to be given to the patient?
3. Describe scaling and root planning.
4. Describe the functions of periodontal ligament.
5. Describe different types of periodontal dressing.
6. Write in details about supra and sub gingival plaque.
7. Describe different methods of fluoride applications.
8. Write short notes
Dental Prophylaxes
Periodontal Probing
9. What are interdental cleaning aids and how effectively it cleans the teeth?
l0. Describe the formation of plaque and tarter.