Which of the following is untrue about Ca(OH) 1. It is used in pulp capping apexification & apexogenesis 2. Creates alkaline environment promoting formation of calcific bridge 3. It is the anionic part that is important for hard tissue formation 4. Calcium from calcium hydroxide enters calcific bridge
EndodonticsAnswer: 4
Recapitulation 1. Uses large files to the flare the root cananl 2. Removing debris with a smaller instrument than the instrument that goes to the apex 3. Use of large files to flare the root canal but in between use of small instrument to confirm the initial length 4. All of the above
EndodonticsAnswer: 3
In a vital rooth if root canal treatment is to be performed, then 1. Root canal filling should be 0.5-1 mm short of the radiographic apex and filling to the same length 2. Root canal filling should be up to the radiographic apex 3. Root canal filling 0.5-1 mm beyond the radiographic apex 4. Root canal filling 0.5-1 mm short of the radiographic apex
EndodonticsAnswer: 1
The vertical fracture of root seen with gutta-percha obturation is due to 1) The vertical compression of warm GP points 2) Lateral condensation of GP points 3) Use of spreader 4) Injection molding technique
EndodonticsAnswer: 1
For reimplantation of avulsed tooth 1. Curettage of socket done 2. Curettage of root surface done 3. Mild debridement with saline is done 4. Root surface treated with antibiotic
EndodonticsAnswer: 3
Referred pain to ear is mainly from 1) Mandibular molars-same side 2) Mandibular anterior teeth-same side 3) Maxillary molars-same side 4) Maxillary anterior teeth-same side
EndodonticsAnswer: 1
File is manufactured from a 1. Triangular blank 2. Round blank 3. Square blank 4. Diamond shaped blank
EndodonticsAnswer: 3
All of the following may result in underfilling of a root canal except 1. Apical perforation 2. Ledge formation 3. Short length estimation 4. Lateral perforation
