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5th year BDS IX Semester February 2019 - CONSERVATIVE DENTISTRY AND ENDODONTICS, BPKIHS

15th FEB 2019

B.P. Koirala Institute of Health Sciences, Dharan, Nepal
5th year BDS
IX Semester Internal Assessment, February 2019
Paper - III 
(CONSERVATIVE DENTISTRY AND ENDODONTICS)

Time - 1 Hour 20 minutes
 Total Marks: 60
SHORT ANSWER QUESTIONS
SECTION - 'A'
Maximum Marks - 30
1.  Discuss Gingival Marginal Trimmer with its number, use, and way to identify the sides.   (5)
2. Discuss the component present in 5th generation Bonding agent, Hybrid layer and ways to get a better Hybrid layer. (5)
3. Discuss the management of mercury pertaining to environmental issues using a flow chart. (5)
4. Write briefly about lateral condensation. (5)
5. What is crown down preparation of the root canal? (5)
6. What Precautions are to be taken to prevent ledging and apical transportation of root canals?
(5)



SECTION 'B'
MODIFIED ESSAY QUESTIONS

Maximum Marks: 30
I. A 42-year female patient visited dental OPD with severe spontaneous pain in the right upper back region of mouth for 5 days. Patient avoided chewing food from right side due to pain for several months.
Q1. Enlist the several causes of intraoral pain. (3)

Upon examination, there was poor oral hygiene, bleeding on probing, carious lesion in 15,16,17. IOPAR revealed dental caries in 15, deep dental caries approximating pulp in 16,17. 
Q2. Describe the investigation process to diagnose the case. (3)
Q3. Mention the diagnosis of the case. (2)
Q4. Outline the treatment plan. (2)

Prompt diagnosis and removal of the reservoir of infection are important for treatment of endodontic infections. 
Q5. Explain the crown down pressureless technique with its advantages for root canal shaping. (5)

II. Mr. Subash Limbu, 18-year male from Dharan-7, came to the Department of Conservative Dentistry and Endodontics with the chief complaint of decayed tooth on the left lower jaw region. He noticed a blackish discoloration on the chewing surface of left lower first molar yesterday evening during brushing and being a British Army aspirant, he didn't wan't to take any chances. So, today, he showed up for a checkup. After brief history, general examination was carried out. 
Q6. Outline the method for oral examination. (2)

On examination, the dentist noticed white spots over upper anterior teeth, and features associated with increased caries risk.
Q7. Mention the method for diagnosing a white spot. (2)
Q8. Describe the clinical examination findings associated with increased caries risk. (5)
Q9. Outline the treatment strategies in caries prevention program. (5)
Q10. Best measures for preventing both caries and periodontal disease are? (1)

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