When multiple teeth are treated endodontically at same sitting the operator should use 1. Separate radiographs for each tooth 2. Separate sterilised instruments for each canal 3. Separate sterilised instruments for each tooth 4. Multiple endodontic treatment in single sitting is contraindicated
EndodonticsAnswer: 3
For reimplantation of avulsed tooth 1) Curettage of socket done 2) Curettage of root surface done 3) Mild debridement with saline is done 4) Root surface treated with antibiotic
EndodonticsAnswer: 3
Indentify the wrong statement about mandibular molars 1. Root of the pulp chamber of mandibular first molar is rectangle 2. Floor is rhomboidal and quadrilateral in cross-section 3. Access cavity opening is trapezoidal 4. None of the above
EndodonticsAnswer: 4
The main objective of access cavity preparation is 1. To obtain straight line access for proper instrumentation into the canal 2. To locate canal opening 3. To strengthen tooth structure by filling with restorative materials 4. All of the above
EndodonticsAnswer: 1
A patient has been treated endodontically for a radiolucent lesion at apex. After 1 year, size of lesion increased. Most possible reason is 1) Leakage due to improper obturation 2) Persistent cystic lining 3) Failure to do apical curetage 4) All of the above
EndodonticsAnswer: 1
Which of the following is untrue of gutta-percha 1) Compatible with post dowl preparations 2) Indicated in fine canals 3) Major composition is zinc oxide engenol 4) Shrinks slightly after obturation
EndodonticsAnswer: 2
In which of the following conditions single visit root canal treatment non-recommended 1) The pulp is not symptomatic but necrotic 2) The pulp is symptomatic and necrotic 3) The pulp is vital and asymptomatic 4) The pulp is necrotic with a draining sinus
EndodonticsAnswer: 4
Which of the following in not reliable for assessing status of a tooth with metal ceramic restoration 1) Radiograph 2) Electric pulp test 3) Percussion 4) Subjective