A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.For each of the following multiple choice questions, choose the most appropriate answer :
1. Indirect composite inlay has the following advantages over the direct composite EXCEPT:
A. Efficient polymerization.
B. Good contact proximally.
C. Gingival seal.
D. Good retention
2. Rubber dam is contraindicated in:
A. Patient with obstructive nose
B. Mentally retarded Patient
C. Un comparative child.
D. All of these
3. Indirect composite inlay has the following advantages over the direct composite EXCEPT:
A. Efficient polymerization.
B. Good contact proximally.
C. Gingival seal.
D. Price
4. Length of pins must be equals in both tooth and restoration by a depth of:
A. 1 mm.
B. 2 mm
C. 3 mm.
D. 4 mm
5. When polishing the amalgam restoration:
A. Avoid heat generation by using wet polishing paste.
B. Wait 24 hours.
C. A and B
D. Neither of these
6. Which of the following materials has been shown to simulate reparative dentine formation most effectively when applied to the pulpal wall of a very deep cavity:
A. Copalite varnish.
B. Calcium hydroxide preparation
C. Zinc phosphate cement.
D. Anhydrous class inomer cement
7. The x- ray of choice to detect the proximal caries of the anterior teeth is:
A. Periapical x-ray
B. Bitewing x-ray.
C. Occlusal x-ray.
D. None of these
8. In cavity preparation, the width of the cavity is:
A. 1/2 inter cuspal distance.
B. 1/3 inter cuspal distance
C. 2/3 inter cuspal distance.
D. None of these
9. It has been proven that amalgam restoration has the following characteristics:
A. Micro leakage decrease with aging of the amalgam restoration.
B. It is the least techniques sensitive of all current direct restorations.
C. High dimensional changes.
D. All of these
10. A glossy finish is best retained on a:
A. Microfilled composite resin restoration
B. Macrofilled resin restoration.
C. Hybrid composite resin restoration.
D. Fiber reinforced composite resin restoration
11. 7 days after amalgam restoration, patient came complaining of pain during putting spoon on the restored tooth because:
A. Irreversible pulpitis.
B. Reversible pulpitis.
C. Broken amalgam.
D. Galvanic action
12. After class V GI restoration removal of a thin flush of GI is done by:
A. Scaller or knife immediately.
B. Finishing stone immediately.
C. Finishing stone later.
D. Both A and C
13. In placement of rupper dam:
A. 4 jaw contact in teeth.
B. Only 4 contacts 2 lingual surface and 2 buccal surface
C. Only 4 contacts 2 mesial and 2 distal
D. None of these
14. After amalgam titrations, the mix should be placed within:
A. 1 min
B. 3 min
C. 5 min.
D. 10 min
15. Maximum time elapsed before condensation of amalgam after titration:
A. 1 minute.
B. 3 minutes
C. 6 minutes.
D. 9 minutes
16. Polishing bur have:
A. Less than 6 blades.
B. 6-7 blades.
C. 10-12 blades.
D. More than 12 blades
17. Removal of Undermined Enamel in Class II cavity is done by :
A. Chisel
B. Angle former
C. Excavator
D. All of these
18. Clinical failure of the amalgam restoration usually occurs from:
A. Improper cavity preparation
B. Faulty manipulation.
C. Both of the above.
D. None of the above
19. Calcium hydroxide is used in deep cavity because it is:
A. Simulate formation of 2nd dentine
B. Not irritant to the pulp.
C. For thermal isolation
D. All of these
20. ompomer restorative materials are:
A. Glass ionomer with polymer components
B. Resin systems with fluoride containing glasses
C. Composite resin for cervical restorations only
D. All of these
Public Hospital 554/7 New Anaj Mandi, Fatehabad 125050 M: 9810570740, 9810571993
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