Endodontics 1
.
- 1.
Dakin's solution contains?
- A.
Chlorine
- B.
Naocl
- C.
Phenol
- D.
All
Correct Answer
B. Naocl -
- 2.
Chlorhexidine is usually used as an?
- A.
Initial irrigant
- B.
Intermediate irrigant
- C.
Final irrigant
- D.
None
Correct Answer
C. Final irrigant -
- 3.
In elderly patients distance between major and minor apical foramina is?
- A.
1.75-2 mm
- B.
0.75-1 mm
- C.
1-2 mm
- D.
0.1-0.2
Correct Answer
B. 0.75-1 mm -
- 4.
Which one of the following has tissue dissolving properties?
- A.
Sodium hypochlorite
- B.
Saline
- C.
Citric acid
- D.
EDTA
Correct Answer
A. Sodium hypochlorite -
- 5.
How much gutta percha should be left to prevent leakage from post placement?
- A.
4 mm
- B.
2mm
- C.
1 mm
- D.
None
Correct Answer
A. 4 mm -
- 6.
Incidence of 3rd root in upper first premolar?
- A.
10%
- B.
6%
- C.
12%
- D.
1%
Correct Answer
B. 6% -
- 7.
To prevent fracture inside canal number of turns given inside the canal in a single motion should be?
- A.
Less than 1/4 of a turn
- B.
One full turn
- C.
1/4 to 1/2
- D.
More than 3/4
Correct Answer
C. 1/4 to 1/2 -
- 8.
Gutta percha is plasticized by?
- A.
Alcohol
- B.
Chloroform
- C.
EDTA
- D.
None
Correct Answer
B. Chloroform -
- 9.
To irrigate necrotic pulp most effective is?
- A.
EDTA
- B.
Naocl
- C.
Saline
- D.
None
Correct Answer
B. Naocl -
- 10.
Two or three canals with no connection comes under Kims classification
- A.
Type 1
- B.
Type 2
- C.
Type 3
- D.
Type 5
Correct Answer
D. Type 5 -
- 11.
For identification of canal instrument used is?
- A.
DG 14 explorer
- B.
DG 16 explorer
- C.
DG 12 explorer
- D.
None
Correct Answer
B. DG 16 explorer -
- 12.
Ca(OH)2 based sealer is?
- A.
Vitapex
- B.
Tubliseal
- C.
Wachs cement
- D.
Al
Correct Answer
A. Vitapex -
- 13.
AH 26 is a ?
- A.
Euginol based sealer
- B.
Ca(OH)2 based sealer
- C.
Resin based sealer
- D.
None
Correct Answer
C. Resin based sealer -
- 14.
RC prep contains?
- A.
EDTA
- B.
Urea peroxide
- C.
Glycol
- D.
All
Correct Answer
D. All -
- 15.
Powder liquid ratio of MTA is?
- A.
1:3
- B.
3:1
- C.
3:2
- D.
1:1
Correct Answer
B. 3:1 -
- 16.
Limit of eccentricity of air rotor is?
- A.
0.01 mm
- B.
0.04 mm
- C.
0.03 mm
- D.
0.02 mm
Correct Answer
C. 0.03 mm -
- 17.
Protaper of same tip diameter is?
- A.
S1F3
- B.
S1 F1
- C.
S2 F1
- D.
All
Correct Answer
C. S2 F1 -
- 18.
Bur used to create access opening in a PFM crown is?
- A.
Carbide bur
- B.
Diamond bur
- C.
Both
- D.
None
Correct Answer
C. Both -
- 19.
Large, fast conducting low threshold fibres are?
- A.
C fibres
- B.
A delta fibres
- C.
Both
- D.
None
Correct Answer
B. A delta fibres -
- 20.
Root canal most difficult to prepare in maxillary molar?
- A.
Mesiobuccal
- B.
Palatal
- C.
Distobuccal
- D.
All
Correct Answer
A. Mesiobuccal -
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Oct 01, 2018Quiz Edited by
ProProfs Editorial Team -
Oct 01, 2018Quiz Created by
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