1. The most frequently quoted disadvantage of using the rubber dam is

Question 1 of 20

2. Common component of most root canal sealers is:

Question 2 of 20

3. During a routine radiographic evaluation, you notice bone loss extending from the cementoenamel junction to the apex of tooth #21. Further evaluation reveals that probing depths are above normal limits all around the tooth. However, at one point, the probe drops precipitously to an even greater depth. Vitality test is negative. This patient may require:

Question 3 of 20

4. Which of the following statements regarding dental amalgam alloy constituents Is true?

Question 4 of 20

5. When carving a Class I amalgam restoration, which statement is false?

Question 5 of 20

6. Flare-ups occur more often

Question 6 of 20

7. An upper central incisor in a 7 year old child has an open apex and needs to undergo root canal treatment. The best way to determine the working length in this case is by

Question 7 of 20

8. Root canal cements should

Question 8 of 20

9. Due to slowly advancing caries involving dentin, which of the following type of dentin may form in response

Question 9 of 20

10. Class I cavity involves:

Question 10 of 20

11. A 16 year old boy reports with a history of traumatic injury 3 hours back leading to the avulsion of the tipper permanent incisor. The tooth is present with the patient. Which of the following should be the line of treatment

Question 11 of 20

12. Extension for prevention is directly related to the

Question 12 of 20

13. Rool-filling materials must be

Question 13 of 20

14. In comparison to amalgam restorations, composite restorations are _____.

Question 14 of 20

15. When placement of proximal retention locks in Class II amalgam preparations is necessary, which of the following is incorrect?

Question 15 of 20

16. The nerve fibers of the pulp are

Question 16 of 20

17. What should be the shape of the axial wall of a Class 5 cavity in a maxillary bicuspid, when seen in a transverse section?

Question 17 of 20

18. An upper permanent central incisor with a history of trauma shows root fracture in the middle-apical third of root. The coronal part shows signs of pulpal necrosis while the apical part shows no periapical radiolucency. What is the treatment

Question 18 of 20

19. To avoid external transportation of the root canal

Question 19 of 20

20. Normally the endodontic post retaining a core-should extend to

Question 20 of 20