Final preparation of endodontic cavity in mandibular molar 1. Towards lingually 2. Should be straight occlusually 3. Towards mesially 4. Towards distally
EndodonticsAnswer: 3
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
EndodonticsAnswer: 2
Paper points are sterilized by 1. Cold sterilization with chemical solution 2. Boiling 3. Hot salt sterilizer 4. All of the above
EndodonticsAnswer: 3
Which of the following regardig the tetanus protocol for infected wounds 1. In all the cases tetanus antitoxin suffices 2. In all the cases tetanus toxoid is given 3. Both tetanus toxoid and antitoxin are given 4. None of the above
EndodonticsAnswer: 4
The tooth is tender on vertical percussion. It may be due to 1. Osteomyelitis 2. Periapical inflammation 3. Necrotic pulp 4. Angular bone loss
EndodonticsAnswer: 2
For at least how long calcium hydroxide remains when it is applied to residual carious dentin in the indirect pulp treatment technique? 1) 6 months 2) 6 to 8 weeks 3) 2 weeks 4) 5 to 7 days
EndodonticsAnswer: 2
After access cavity opening, instrument should be placed in............... direction to gain access to mesiobuccal root of maxillary first molar 1. Diagonally opposite distolingual 2. Straight opposite mesiolingual 3. Straight opposite distobuccal 4. From mesiofacial itself
EndodonticsAnswer: 1
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
