Ideally the length of the dowel and the dowel preparation should be 1) 10 mm below the cervical line 2) 2/3rds the length of the root 3) Equal to the length of the clinical crown 4) One-thirds the length of the canal
EndodonticsAnswer: 2
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 the stimulation is removed the response of normal pulp to hot or cold is 1) Brief pain 2) Prolonged pain 3) Brief feeling of warmth or cold 4) Prolonged feeling of warmth or cold
EndodonticsAnswer: 1
Which one of the following is used to bleach a discoloured, endodontically treated tooth? 1) Ether 2) Chloroform 3) Suproxol 4) Sodium hypochlorite
EndodonticsAnswer: 3
Common sequela of a replanted avulsed tooth 1) PA cyst 2) Ankylosis & resorption of roots 3) PA granuloma 4) Internal resorption
EndodonticsAnswer: 2
Which of the following regardig the tetanus protocol for infected wounds 1) In all the cases tetanus antitoxin suffices 2) In all the cases tetanus toxoid is given 3) Both tetanus toxoid and antitoxin are given 4) None of the above
EndodonticsAnswer: 4
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
The purpose of a root canal sealer is to 1. Seal the tubules of the dentin 2. Stimulate healing in periapical region 3. Prevent discolouration 4. Fill the space between solid core material and the pulp canal walls
