Effective action of irrigating solutions depends on 1. Chelating action 2. Volume of solution 3. Aspiration of solution 4. Antimicrobial action
EndodonticsAnswer: 2
To prevent the fracture of an endodontic instrument the number of turns given inside the canal in a single motion should be 1) Less than 1/4 of a turn 2) 1/4 to 1/2 turn 3) 1/2 of a turn 4) More than 3/4
EndodonticsAnswer: 2
Lentulo spirals are used for 1. Locating canal orifice 2. Pulp extirpation 3. Enlarging coronal third of the root canal 4. Application of root canal sealer
EndodonticsAnswer: 4
Which of the following accurately describes continuous wave technique 1. The continuous wave technique is technique sensitive and requires special devices 2. The continuous wave technique is faster 3. It uses a heat caries that can compact and heat gutta-percha 4. All of the above
EndodonticsAnswer: 4
The blue coloured reamer is numbered as 1) 6 size of instrument 2) 25 and 50 size of instrument 3) 30 and 60 size of instrument 4) 10 size of instrument
EndodonticsAnswer: 3
Gates-Glidden drill is 1) Flexible and used at low speed 2) Flexible and used at high speed 3) Inflexible and used at low speed 4) Inflexible and used at high speed
EndodonticsAnswer: 3
The first generation apex locators are 1) Resistance type 2) Impedance type 3) Frequency type 4) Combination of any one of the above
EndodonticsAnswer: 1
While root canal biomechanical preparation apical constriction is enlarged to 50 no. size instrument you would like to 1) Use reserve filling technique 2) Reinstrument with a larger instrument 1 mm short of previous preparation 3) Fit a 50 mm cone and condense carefully 4) None of the above
