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. Endomethasone is a root canal sealer that:
A. Dissolve in fluid so it weaken the root canal filling.
B. Very toxic contain formaldehyde.
C. Contain corticosteroids.
D. All the above
2. Electro surgery rate:
A. 1.5 – 7.5 million cycle per seconds.
B. 7.5 – 10 million cycle per seconds.
C. 10 – 25 million cycle per seconds.
D. 30 million cycle per seconds
3. The periodontium comprise which of the following tissues:
A. Gingiva and the PDL.
B. Gingival, PDL, and alveolar bone.
C. Gingival, PDL, alveolar bone, and cementum.
D. Gingival, PDL, alveolar bone, cementum, and enamel
4. Sensitivity to palpation and percussion indicates:
A. Reversible pulpitis.
B. Irreversible pulpitis.
C. Hyperplastic pulpitis.
D. Inflammation of the periradicular tissues
5. 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
6. In children, the mandibular foramen is low in relation to the occlusal plane. When you give inferior dental block for pedo Pt the angulations for the needle :
A. 7 mm below the occlusal plane.
B. 5 mm below the occlusal plane.
C. 7 mm above the occlusal plane.
D. At the occlusal plane
7. Hand instrument which we used to make internal angles retentive grooves and preparation of cavity walls in the cavity is:
A. Angle former
B. Chisel.
C. File.
D. Enamel hatched
8. 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
9. Acute periodontal abscess:
A. Fistula present.
B. Swelling enlargement in tooth site.
C. Both A and B
D. None of these
10. Formicrisol when used should be:
A. Full Saturated.
B. Half saturated.
C. Fifth saturated
D. None of the above
11. The risk of malignant change being present in epithelium is greatest in:
A. Homogenous Leukoplakia
B. Erythroplakia
C. Chronic hyperplasic candidiasis
D. Speckled Leukoplakia
12. Patient feels pain of short duration after class II restoration. Diagnosis is:
A. Reversible pulpitis (Hyperemia)
B. Irreversible pulpitis.
C. Periodontitis
D. None of these
13. Attrition may be caused by
A. Friction due to pipe.
B. Friction during sleep.
C. Gastric acid.
D. None
14. Reduction in amalgam restoration should be:
A. 1-1.5 mm.
B. 1.5-2 mm
C. 2-3 mm
D. 3-5 mm
15. 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
16. In 6 years child with bilateral loss of deciduous molars & the anterior teeth not erupted yet , the space maintainer for choice is:
A. Lingual arch.
B. Bilateral band and loop.
C. Bilateral band and loop with distal shoe.
D. Removable partial denture
17. 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
18. Reparative dentine:
A. Second dentine.
B. Formed as dentine Bridge above the pulp
C. Highly tubular dentine and it is detective from first dentine.
D. Sclerosing dentine with less permeability
19. After trauma a tooth become yellowish in color, this is due to:
A. Necrotic pulp.
B. Irreversible pulpitis.
C. Pulp is partially or completely obliterated
D. Hemorrhage in the pulp
20. Which of the following is the longest in the dental arch:
A. Maxiliary central incisor.
B. Maxiliary second premolar.
C. Mandibular canine.
D. Maxiliary canine
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