"Tug back" during obturation refers to 1. Consistency of master cone 2. Apical seat fit of master cone 3. Size of the master cone 4. Length of the master cone
EndodonticsAnswer: 2
Enlargement of the calcified canals is done with 1) EDTA 2) Calcium hydroxide 3) Sodium hypochlorite 4) Sodium chloride
EndodonticsAnswer: 1
In radiographic study of impacted teeth 1. Bite wing X-rays are of no use 2. Occlusal view is useless 3. Bite wing X-rays are indispensable 4. All of the above
EndodonticsAnswer: 1
Percussion test is mainly done 1) To test integrity of pulp tissues 2) To test the integrity of periodontal lingament 3) To test the vitality of the pulp tissues 4) To test the presence of chronic abscess
EndodonticsAnswer: 2
The periapical lesion that would most likely contain bacteria within the lesion is 1. Periapical abscess 2. Periapical cyst 3. Periapical granuloma 4. Condensing osteitis
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
What % of lower 1st molars show 2 distal canals 1) 10 2) 30 3) 60 4) 75
EndodonticsAnswer: 2
Medical condition is contraindicated for endodontic therapy 1. Rheumatic heart disease 2. Patients with pacemaker 3. Controlled diabetes 4. None of the above
