1. During prolonged oral surgical operation which of the following is used to secure patent airway?TracheostonlyCuffed nasotracheal tubeProseal LMANon-cuffed nasotracheal tubeQuestion 1 of 20 2. LA with vasoconstrictor is contraindicated when:Infection is present in area of injectionPatient is allergic to anesthesiaAll of the abovePatient has thyrotoxicosisQuestion 2 of 20 3. Difficulty score for a Mesioangular Class II Position C mandibular third molar is:6789Question 3 of 20 4. First clinical sign of lignocaine toxicity of CNS:SyncopeVomitingSlurring of speechNervousnessQuestion 4 of 20 5. Maximum concentration of antihaemophilic globulin is available in:PlasmaCryoprecipitatesAnimal AHGHuman AHGQuestion 5 of 20 6. Caldwell and Letterman described which of the following procedures for correction of Mandibular prognathismInverted L OsteotomySubcondylar OsteotomyVertical Subsigmoid OsteotomySagittal Split OsteotomyQuestion 6 of 20 7. In general, barbiturates have the ability to:Produce long-term cortical depressionBe sedative but not hypnoticProvide sedation and analgesiaProvide sedation but no analgesiaQuestion 7 of 20 8. During an inferior alveolar nerve block injection, the needle passes through the mucous membrane and the buccinator muscle and lies lateral to the:Medial pterygoid muscleLateral pterygoid muscleTemporalis muscleMasseter muscleQuestion 8 of 20 9. The greatest barrier to infection isFasciaConnective tissueEpithetiumMuscleQuestion 9 of 20 10. In Pierre Robin syndrome, a complete upper airway obstruction may also occur when the patient is in a prone position. This may be handled byDisplacing the mandible forwardIntubating the patientInserting a nasal catheter with oxygen under pressurePerforming a tracheotomyQuestion 10 of 20 11. To prevent infective endocarditis in patients at risk for such infections, which of the following are acceptable antibiotic options for the prevention of infective endocarditis, exceptClarithromycinErythromycinCephalexinClindamycinQuestion 11 of 20 12. The imaging evaluation of the temporomandibular joint is most likely to include any of the following except _____.Magnetic resonance imagingXeroradiographyTMJ tomogramsPanoramic radiographsQuestion 12 of 20 13. Visor osteotomy is used for:Mandibular prognathismMaxillary RetrognathismRidge augmentationSinus augmentationQuestion 13 of 20 14. In a hypertensive patient on beta blockers, an injection of Local anesthesia + adrenaline will cause:Bradycardia + hypertensionBradycardia + hypotensionTachycardia + hypotensionTachycardia + hypertensionQuestion 14 of 20 15. Gate control theory of pain is modulated by:Transmission system of CNSC fibersSubstantia gelatinosaB fibersQuestion 15 of 20 16. Function of vasoconstrictor in Local anaesthesia:Absorption increasesDecreases duration of anaesthesiaReduces systemic toxicityToxicity increasesQuestion 16 of 20 17. Pericoronitis is seen in relation toImpacted third molars onlyNone of the aboveCompletely erupted crowns onlyAround incompletely erupted crownQuestion 17 of 20 18. A patient shows no coughing during endotracheal suction. This shows injury of:Hypoglossal nerveVagusGlossopharyngeal nerveMylohyoid nerveQuestion 18 of 20 19. LA is injected in a 5 year old child in the region of maxillary right primary lateral incisor, child is crying and develops swelling in lower eye lid and complains of burning sensation in the eye, what is the most probable reason?LA comes out from the infraorbital foramen, and reaches the lower eyelidIt is due to preservative in LA, it will subside.its usual crying, leave the child as it is.different path of middle superior nerve than normalQuestion 19 of 20 20. Most commonly impacted tooth:Maxillary caninesMandibular caninesMaxillary third molarsMandibular third molarsQuestion 20 of 20 Loading...