The most effective means of reducing microbes in root canal 1) Frequent medication of root canal 2) Complete debridement through instrumentation 3) Systemic antibiotics 4) All of the above
EndodonticsAnswer: 2
Exacerbation of infection occurs if following is used in root canal medicaments 1. Sodium hypochlorite 2. Prednisone 3. Zincoxide 4. Sodium caprylate
EndodonticsAnswer: 2
There are sharp demarcations between pulpal chambers and pulp canals in which of the following teeth? 1. Mandibular second premolars 2. Maxillary first premolars 3. Maxillary lateral incisors 4. Mandibular canines
EndodonticsAnswer: 2
In post core which of following gutta-percha technique is used 1) Thermoplasticized 2) Vertical 3) Sectional 4) Lateral
EndodonticsAnswer: 3
Instrument that is more likely to break in root canal when twisted more than 90 degree 1) File 2) Broach 3) Spreader 4) Reamer
EndodonticsAnswer: 2
Barbed broach is used for 1. Extirpation of pulp 2. Enlargement of canal 3. Obturation of canals 4. All of the above
EndodonticsAnswer: 1
Which root canal of maxillary first molar is difficult for instrumentation 1. Mesiobuccal 2. Distobuccal 3. Distolingual 4. Mesio-lingual
EndodonticsAnswer: 1
Endosonics utilizes whihc instrument 1. H file 2. K file 3. Endo box 4. Reamers
