February 2015 Conservative Dentistry and Endodontics Past Questions

[LG 672]                                  FEBRUARY 2015                     Sub. Code: 4164

FOURTH YEAR B.D.S. DEGREE EXAM
PAPER IV - CONSERVATIVE DENTISTRY AND ENDODONTICS
Q.P Code: 544164
Time: 180 Minutes                                                                Maximum: 70 Marks

I. Elaborate on:                                                                                 
(2 x 10 = 20)

1.  Define dentin hypersensitivity. Discuss the cause, mechanism and management of dentin
hypersensitivity.

2.  Define working length in endodontics. Enumerate the methods to determine working length.
Discuss in detail Apex locators.

II. Write Notes on:                                                                             (10
x 5 = 50)

1.  Design of a dental bur.
2.  Smear layer.
3.  Matricing for direct tooth colored restorations.
4.  Home bleaching techniques.
5.  Trituration.
6.  Pulpitis.
7.  Gutta percha chemistry, composition and uses.
8.  Pulpotomy.
9.  Root canal irrigants.
10. Avulsed tooth and its management.
*******