1. Gutta Percha and sealer form a monoblock known as:Tertiary monoblockPrimary monoblockSecondary monoblockQuaternary monoblockQuestion 1 of 20 2. When the pulpal inflammation extends beyond the apical foramen, the condition is called:Periapical abscessPulpal degenerationAnachoresisApical PeriodontitisQuestion 2 of 20 3. Fiber reinforced composite can be used for all of the following except:As a splintAs a space maintainerAs a post in teeth with crown fractured due to traumaObturation of deciduous teeth.Question 3 of 20 4. Smooth surface caries refers to _____.Mesial and distal surfacesOcclusal pits and groovesFacial and lingual surfacesBoth A and C.Question 4 of 20 5. Cluster headache differs from migraine in beingPrincipally a female complaint.Unilateral and involving the teeth.Bilateral.Unilateral and involving the eye.Question 5 of 20 6. Restoration of an appropriate proximal contact results in all of the following except _____.Provides appropriate space for the interdental papillaReduction/elimination of food impaction at the interdental papillaMaintenance of the proper occlusal relationshipProvides increased retention form for the restorationQuestion 6 of 20 7. Which of the following best describes the anesthetic effects of a posterior superior alveolar nerve block?Pulpal anesthesia of the maxillary first and second premolars.Pulpal anesthesia of the maxillary second and third molars.Pulpal anesthesia of the maxillary first molar.Pulpal anesthesia of the second premolar.Question 7 of 20 8. A dentin conditionerThinly coats the collagen fibrils with resinRaises surface free energy of dentinRemoves the smear layerBonds the compositeQuestion 8 of 20 9. For a dental hand instrument with a formula of 10-8.5-8, the number 10 refers to _____.The primary cutting edge angle, in centigradesThe width of the blade, in tenths of a millimetreThe blade length, in millimetresThe blade angle, in centigradeQuestion 9 of 20 10. Why is GP selected as master cone:Useful in narrow, tortuous and curved canalIt is flexibleIt suits Cana anatomy just like standardized instrument sizeIt is rigid and has strength.Question 10 of 20 11. Buccal cavity of Mandibular canine is to be restored with light cured composite. What should not be done?Bevelling of cavity marginsPulp cappingAcid etchingRemove soft dentineQuestion 11 of 20 12. Once the root canal is obturated, what usually happens to the organism that had previously entered periradicular tissues from the canal?They persist and stimulate formulation of a granuloma.They are eliminated by the natural defenses of the body.They will have been eliminated by various medicaments that were used in the root canal.They reenter and reinfect the sterile canal unless root-end surgery is performed.Question 12 of 20 13. Which of the following is the most commonly used bleaching agent for endodontically treated teeth:ChloroformSuperoxolCO2 snowHCLQuestion 13 of 20 14. Which of the following permanent teeth are least susceptible to carious attack?Maxillary caninesMaxillary premolarsMandibular incisorsMandibular molarsQuestion 14 of 20 15. Which of the following statements is not true regarding bonding systems?Enamel bonding occurs quickly, is strong, and is long-lasting.Even though dentin bonding occurs slowly, it results in a stronger bond than to enamel.One-bottle dentin bonding systems may be simpler but are not necessarily better.Dentin bonding is still variable because of factors such as sclerosis, tubule size, and tubule location.Question 15 of 20 16. A finishing bur has how many blades compared to a cutting bur?More blades.Fewer blades.Number of blades is unrelated to the bur type.Same number of blades.Question 16 of 20 17. Which of the following is not true regarding a K file as compared to a reamer:It contains more flute than reamersHas a square cross sectionIs more flexible than a reamerUsed in push & pull motionQuestion 17 of 20 18. An 8 year old boy had trauma to permanent incisor 1 year back. He reports for treatment. The tooth is non responsive to electric pulp testing and there is no Periapical lesion. Management is:Formocresol PulpotomyPulp cappingCleaning and conventional RCTCleaning and ApexificationQuestion 18 of 20 19. Important factor in determining the efficiency of bur is:Taper angleSpiral angleHead lengthHead diameterQuestion 19 of 20 20. One year after performing endodontic treatment on tooth #3, you take a new periapical radiograph and notice that there is still a lesion present. What is the most likely problem?You failed to locate a second mesiobuccal canalYou failed to locate a second distobuccal canalYou failed to locate a second palatal canalNothing, it takes more than 12 months for the bone to healQuestion 20 of 20 Loading...
