Emergency treatment for a painful tooth with necrotic pulp in which inflammation is extended into periapical region is 1. Institutuion of endodontic therapy to extripate the non-vital pulp 2. Prescribe antibiotics and analgesic 3. Both A and B 4. None of the above
EndodonticsAnswer: 1
Which of the following statements is true when a balanced force technique is used for canal preparation 1. The cutting stroke involves apical pressure and counter-clockwise rotation 2. It requires the use of crown down technique 3. Both A and B 4. None of the above
EndodonticsAnswer: 1
After treatment of a non-vital tooth with a sinus, the sinus 1) Should be filled with gutta-percha 2) Cauterised electrosurgically 3) Heals by itself, no treatment 4) Cauterised chemically
EndodonticsAnswer: 3
Usually full mouth survey of radiographs for edentulous patients is done to 1. Detect any residual root tips retained 2. Detect supernumerary teeth 3. To detect periapical infections 4. To detect the presence of cysts and tumours
EndodonticsAnswer: 1
The teeth that are more prone to perforation by slight mesial and distal deviation of a bur are 1) Mandibular incisors & maxillary first premolars 2) Maxillary first premolars & mandibular molar 3) Maxillary incisors & mandibular molars 4) Maxillary molar & mandibular first premolar
EndodonticsAnswer: 1
The treatment of acute periapical abscess is 1. Endodontic therapy or extraction 2. Incision and drainage only 3. Pulp capping 4. None of the above
EndodonticsAnswer: 1
All are true about electric pulp test (EPT) except 1) Disintegrated pulp can show normal response 2) Pulp is more sensitive than gingiva 3) Shows it responds by nerve fibres 4) Alternating current is best method to ellicit pulp vitality by electric pulp test
EndodonticsAnswer: 4
No. 10 size file with a taper 0.02 mm has extended 1.0 mm past the apical foramen. Which of the following occurs 1. It opens apical foramen to a minimum diameter of 0.12 mm 2. It reduces the percentage of change from a No. 10 file to a No. 270 file by 50 % 3. It eliminates natural constrictions and results in overfilling 4. All of the above
