The file used to explore the apical third of a canal is called a -
1) Searcher 2) Seeker 3) Endodontic explorer 4) Endodontic probe
EndodonticsAnswer: 2
All are true for home bleaching, except 1) Uses 15% carbamide peroxide 2) In addition to bleaching agent carbapol is used 3) Vaccum from vinyl trays is used 4) Both arches bleached simultaneously
EndodonticsAnswer: 2
Headstroem file is mainly used to 1. Flare the canal walls 2. To remove the lingual shoulder 3. To prepare canal for post preparation 4. All of the above
EndodonticsAnswer: 1
Which is a hybrid instrument 1. Headstroem or H-files 2. Unifile 3. Flexofile 4. U-file
EndodonticsAnswer: 3
The main objective of access cavity preparation is 1. To obtain straight line access for proper instrumentation into the canal 2. To locate canal opening 3. To strengthen tooth structure by filling with restorative materials 4. All of the above
EndodonticsAnswer: 1
The most common consequence of bleaching vital teeth 1) Discolouration 2) Cervicalresorption 3) Apical periodontitis 4) Root resorption
EndodonticsAnswer: 3
Two canals are most often seen in the 1. Maxillary canine 2. Mandibular canine 3. Maxillary lateral incisors 4. Mandibular first premolar
EndodonticsAnswer: 2
When hot nail is placed on the vital tooth surface 1) There is increase in intrapulpal pressure followed by decrease to above normal 2) There is increase in intrapulpal pressure followed by decrease to normal 3) There is increase in intrapulpal pressure followed by decrease to below normal 4) None of the above
