1. An 8-year-old patient presents to your office for an emergency visit with a traumatic exposure of tooth #9. The treatment of choice for this patient isVital pulp therapy/apexogenesisTraditional root canal therapyRoot-end closure procedure/apexificationPartial pulpectomyQuestion 1 of 20 2. Which of the following is incorrect associationsMaxillary second premolars most often refer pain to the temporal regionMaxillary incisors most often refer pain to the forehead regionMaxillary molars most often refer pain to the earManbibular molars most often refer pain to posterior region of the neckQuestion 2 of 20 3. Smear layer consists of:MicroorganismsDebris due to cuttingCemental tearsDentinal chipsQuestion 3 of 20 4. Which of the following statement(s) is(are) true regarding treatment of a tooth presenting with a sinus tract?The sinus tract should heal in 2 to 4 weeks after conventional root canal therapy.All of the above choices are true.Treat with conventional root canal therapy.Antibiotics are not needed.Question 4 of 20 5. A patient walks into your office for an emergency visit. He asks the receptionist for a cold glass of water and seems to be tilting his head sideways as to hold the water on one side of his mouth. Immediately, you suspect which reason for his visit?pulp necrosisreversible pulpitisasymptomatic apical periodontitissymptomatic irreversible pulpitisQuestion 5 of 20 6. A patient is diagnosed with symptomatic apical periodontitis and refuses treatment due to fear of needles. Your statement to the patient should include the fact that:The apical lesion has been there or years and the tooth needs treatment immediatelyNone of the aboveEventually, the acute nature of the lesion will progress into a chronic and nonpainful lesionThis lesion can progress into the bone causing osteomyelitis, a more severe conditionQuestion 6 of 20 7. A primary tooth has an exposed vital pulp. The tooth has less than two-third of its root remaining and caries perforating the furcation. There is a succedaneous tooth forming normally apical to the tooth. The treatment of choice for this tooth is:Indirect pulp capExtractionPulpotomyPulp capQuestion 7 of 20 8. Principal nerve fibres in Pulp are:Myelinated C fibers and unmyelinated A fibersA J3 and M fibers onlyB and C fibersUnmyelinated C fibers and myelinated A fibersQuestion 8 of 20 9. The tooth preparation technique for a Class I amalgam on a mandibular first molar does not include which of the following?Establishment of pulpal depth of 1.5 to 2 mmInitial punch cut placed in the most carious pitOrientation of bur parallel to the long axis of the toothMaintaining a narrow isthmus widthQuestion 9 of 20 10. For a gold casting alloy, which of the following is added primarily to act as a scavenger for oxygen during the casting process?ZincPalladiumCopperSilverQuestion 10 of 20 11. Axial wall of a Class V cavity should usually be:ConcaveInvertedFlatConvexQuestion 11 of 20 12. In the first sitting of root canal treatment, in which of the cases should occlusal reduction be done to prevent post appointment pain:Necrotic pulp; tooth tender to percussionNecrotic pulp; normal periapexIrreversible pulpitis; normal periapexVital pulp, normal periapexQuestion 12 of 20 13. A tooth may be restored with a porcelain jacket crown whenOnly the incisal angle involving enamel is missingThe patient is very youngEsthetics is essentialTransverse strength is most neededQuestion 13 of 20 14. The sequence of therapy recommended for emergency treatment isPulp/periodontal, oral surgery, caries control.Oral surgery, caries, pulp/periodontal.Caries control, pulp/periodontal, oral surgery.Pulp/periodontal, caries control, extraction.Question 14 of 20 15. According to the Weine's classification of root canal system, 2 canals starting from the pulp chamber and ending as 2 orifices is classified as:Type IIIType TVType IIType IQuestion 15 of 20 16. Root canal therapy was completed on a nonvital tooth that suffered trauma 5 years prior. At the time of obturation, the tooth exhibited a periapical radiolucency on radiographic examination. Radiographically, healing should be visualized in:6 months6 weeks1 month1 weekQuestion 16 of 20 17. Distance of the blade from the shank to have anti-rotational design of instrument should be2 mm4 mm3 mm5 mmQuestion 17 of 20 18. After preparation, deep cavities should be sterilized withThey should not be sterilizedSilver nitrateIodine solutionAlcoholQuestion 18 of 20 19. An 8 year old child reports with a fractured upper central incisor with a history of trauma 1 year back. On examination the pulp is necrotic but no periapical radiolucency can be seen. What will you do?ExtractionApexification with MTAPeriapical surgery and sealing with retrograde amalgamPulpectomy with GP fillingQuestion 19 of 20 20. Initial instrumentation in endodontic treatment is done to the level of the _____.Cementopulpal junctionRadiographic apexDentinoenamel junctionCementodentinal junctionQuestion 20 of 20 Loading...
