1. In a post & core restoration, maximum amount of stress is concentrated:

Question 1 of 20

2. Which portion of a gas flame should be used to melt gold casting alloys?

Question 2 of 20

3. Distance of the blade from the shank to have anti-rotational design of instrument should be

Question 3 of 20

4. Preventive measures to avoid cracked teeth, include all of the following, except

Question 4 of 20

5. Root canal therapy was completed on a nonvital tooth that suffered trauma 5 years prior. At the time of obturation, the tooth exhibited a periapical radiolucency on radiographic examination. Radiographically, healing should be visualized in:

Question 5 of 20

6. Enameloplasty is indicated in carious tooth when caries extend to a depth of:

Question 6 of 20

7. Beveling the gingival cavosurface margin of the proximal box of a Class II amalgam preparation on a permanent tooth:

Question 7 of 20

8. When using electrosurgery for management of soft tissue, the deciding factor for the current setting is

Question 8 of 20

9. Patients scheduled for retreatment

Question 9 of 20

10. Rake angle is:

Question 10 of 20

11. What are the structural components of composite?

Question 11 of 20

12. To avoid pulpal irritation below any restorative material, the minimum thickness of the dentine should be

Question 12 of 20

13. The greatest potential hazard of chronic mercury toxicity occurs due to

Question 13 of 20

14. Which of the following is an inflammatory reaction to pulpal infection and necrosis characterized by rapid onset, spontaneous pain, tenderness of the tooth to pressure, pus formation and swelling of associated tissues?

Question 14 of 20

15. Pregnant patients in the first trimester

Question 15 of 20

16. Which is the most likely to cause pulp necrosis?

Question 16 of 20

17. Which of the following is not true regarding the use of twist drills?

Question 17 of 20

18. All of the following factors may affect endodontic anesthesia except

Question 18 of 20

19. An 8-year-old patient presents to your office for an emergency visit with a traumatic exposure of tooth #9. The treatment of choice for this patient is

Question 19 of 20

20. Ha Primary tooth is avulsed, what should be done:

Question 20 of 20