1. Speed of medium category rotary instruments:3000-6000 rpm20,000-45,000 rpm200-3000 rpm45,000-100,000 rpmQuestion 1 of 20 2. Which of the following may be an adverse systemic reaction to aluminium chloride impregnated gingival retraction cords?Elevated blood pressureIncreased respiratory rateNone of the aboveIncreased heart rateQuestion 2 of 20 3. The occlusal portion of the wax pattern is usually carvedAfter the faciolingual surfaceFirstLastAfter the proximal surfacesQuestion 3 of 20 4. The pupal response to glass ionomer cement is similar to that forResin cementsZinc oxide - eugenol cementCopper phosphate cementPolycarboxylate cementQuestion 4 of 20 5. Placing GIC under composite for pulp protection is called:Direct pulp cappingBilayer techniqueSandwich techniqueBurger techniqueQuestion 5 of 20 6. A patient walks into your clinic holding a cup with a tooth in it. What liquid would you LEAST hope the patient kept the tooth in?MilkSalivaSalineWaterQuestion 6 of 20 7. Ha Primary tooth is avulsed, what should be done:Gently debrided and replaced in the socket with rigid splintingGently debrided and replaced in the socket with flexible splintingTreated with citric acid for 5 minutes before replantationNot replantedQuestion 7 of 20 8. When performing an endodontic re-treat procedure, gutta percha may be plasticized using each of the following except, which one is the exception?Sodium HypochloriteXylolChloroformEucalyptolQuestion 8 of 20 9. Restoration of a MO cavity in a maxillary first bicuspid, is complicated byThe presence of the cusp of CarabelliEstheticsThe Small palatal cuspThe large mesiobuccal pulp hornQuestion 9 of 20 10. Gutta Percha and sealer form a monoblock known as:Secondary monoblockTertiary monoblockQuaternary monoblockPrimary monoblockQuestion 10 of 20 11. A young child gets into the bathroom cabinet and ends up eating a full tube of toothpaste. The Mother calls you first, you will ask all of the following questions EXCEPT one. Which one is the EXCEPTION?How much does the child weigh?Did the child get into any other dental products (i.e., mouthwash)?How old is the child?What kind of toothpaste was it?Question 11 of 20 12. Which of the following is not one of the four zones in four-handed dentistry:Patient zoneOperator zoneStatic zoneAssistant zoneQuestion 12 of 20 13. The reduction of which of the following represents the most significant advantage of the acid etch techniqueReduced porosity of restorationShrinkage of restorative materialMicroleakageCoefficient of thermal expansion of restorative materialQuestion 13 of 20 14. An upper central incisor in a 7 year old child has an open apex and needs to undergo root canal treatment. The best way to determine the working length in this case is byUsing an apex locatorRadiographic determination using IOPA X-rayTactile methodPaper point methodQuestion 14 of 20 15. Laser used for dentin hypersensitivity acts by:Precipitation of colloid in tubulesObliteration of tubulesSealing of tubulesTransient reduction in action potential mediated by C fibres in pulpQuestion 15 of 20 16. Ideal property of a root canal sealer is:Fill the space between solid core material and pulp canalExtrudes beyond the apical foramen.Seals and fills lateral canalCircular in morphology.Question 16 of 20 17. Which of the following is not suggested as irrigants during root canal therapySodium hypochloriteHydrogen peroxideCalcium hydroxideUrea peroxide (Gly-Oxide)Question 17 of 20 18. The most common pin used in restorative procedures is a(an) _____.Friction-locked pinAmalgampinCemented pinSelf-threaded pinQuestion 18 of 20 19. What is the disadvantage of resin restoration when using for class 2 cavity:Low tensile strengthLow flexure strengthMarginal leakageLow wear resistanceQuestion 19 of 20 20. Many factor affect tooth/cavity preparation. Which of the following would be the least important factor?Fracture linesExtent of the old materialSize of the toothExtent of the defectQuestion 20 of 20 Loading...