Ideal root canal sealer 1) Fills the space between cone and walls 2) Should have antibiotic property 3) Should be biologically acceptable 4) All of the above
EndodonticsAnswer: 4
Diagnosis and success of endodontics is determined by 1) Subjective symptoms 2) Clinical observation 3) Radiographs 4) All of the above
EndodonticsAnswer: 4
Internal resorption may result from all except 1. Trauma 2. Horizontal root fracture 3. Crown fracture 4. Teeth treated with pulpectomy
EndodonticsAnswer: 4
The Masserann Kit technique for removing solid objects 1. Is very short procedure 2. Is more successful in posterior teeth than in anterior ones 3. Requires frequent radiographic monitoring 4. Is better than the ultrasonic technique
EndodonticsAnswer: 1
Elective endodontic treatment is contraindicated 1. Angina patients 2. Recent MI 3. Diabetes 4. Hypertension
EndodonticsAnswer: 2
Which of the following most commonly causes gross overfill of the canal 1. Lack of apical seat or stop 2. Use of excessive amount of sealer 3. Use of improper master cone 4. Use of excessive apical pressure of the spreader
EndodonticsAnswer: 1
The most easily perforated tooth with a slight mesial or distal angulation of bur after a mandibular central incisor is a 1. Maxillary premolar 2. Maxillar molar 3. Mandubular premolar 4. Maxillary canine
EndodonticsAnswer: 1
Untrue about disinfectants used in biomechanical preparation 1. The action is inversely proportional to their atomic weight 2. Quartenary ammonium compounds are cationic and act by lowering surface tension 3. Both of the above 4. None of the above
