1. Which tooth listed below may have a pulp chamber that is somewhat triangular as opposed to oval?Mandibular central incisorMaxillary lateral incisorMandibular lateral incisorMaxillary central incisorQuestion 1 of 20 2. Occlusocervically, the height of the distal marginal ridge of a permanent maxillary first molar is the same height as:The mesial marginal ridge of a permanent maxillary second premolarThe mesial marginal ridge of a permanent mandibular first molarThe mesial marginal ridge of a permanent maxillary second molarThe distal marginal ridge of a permanent maxillary second premolarQuestion 2 of 20 3. High level of amino peptidase is seen inStratum intermediumStellate reticulumAmeloblastsDental laminaQuestion 3 of 20 4. At what age the calcification of deciduous teeth startsSecond month of fetal lifeFourth month of fetal lifeSixth month of fetal lifeSeventh month of fetal lifeQuestion 4 of 20 5. Which of the following groups of fibers are not attached to alveolar boneTransseptalHorizontalObliqueApicalQuestion 5 of 20 6. Which of the following is a microdont?Geminated incisorCusp of CarabelliPeg-shaped lateralDens evaginatusQuestion 6 of 20 7. All of the following are characteristics common to all mandibular anterior teeth, except:Indistinct cingula with smooth lingual anatomy without grooves and pitslncisal edges are lingual to the root axis lineThe facial surfaces are marked by pronounced labial ridgesContinuous convexity incisoapically on the facial surfaceQuestion 7 of 20 8. enamel spindle issurface projection of Striae of RetziusOdontoblastic processes that cross the DEJ into the enamelhypomineralised structures of enamel rods projecting between adjacent groups of enamel rods from DEJthin leaf like faults between enamel rods extending from enamel surface to DEJQuestion 8 of 20 9. during tooth formation,enamel formation first occurs attip of cuspsat CEJmidpoint between DEJ and outer enamel epitheliumat Hertwigs root sheathQuestion 9 of 20 10. Which extrinsic muscle of the tongue functions to retract the tongueHyoglossusStyloglossusGenioglossusPalatoglossusQuestion 10 of 20 11. Which of the following is typically the last primary tooth to exfoliateMaxillary canineMandibular canineMaxillary 2nd molarMandibular 2nd molarQuestion 11 of 20 12. Which primary molar has a crown somewhat resembling a permanent premolar but the root form is typical of a permanent molarmaxillary 1stmaxillary 2ndmandibular 2ndmandibular 1stQuestion 12 of 20 13. The glenoid fossa is a portion of which bone?ZygomaticTemporalMaxillaMandibleQuestion 13 of 20 14. Bilateral contraction of the posterior fibers of the temporalis muscles results in which mandibular movement listed below?RetrusionProtrusionOpeningClosingQuestion 14 of 20 15. Matrix vesicles are derived fromElastin fibresCollagenOsteoblastInflammatory cellsQuestion 15 of 20 16. Sex determination is possible with which of the following proteinosteopontinTuftelinDentin sialoproteinAmelogeninQuestion 16 of 20 17. which of the following is an example of a centric holding cuspmesiopalatal cusp of maxillary first molarmesiobuccal cusp of mandibular first molarpalatal cusp of maxillary first molardistolingual cusp of maillary first molarQuestion 17 of 20 18. Saliva which is formed in salivary gland when passes from salivary acini to duct orifices, it undergoes ion exchanges and as a result, saliva becomesHypertonichypotonicisotonicall of the aboveQuestion 18 of 20 19. Which permanent teeth listed below occlude with only one tooth in the opposite jaw, assuming ideal relations exist?Maxillary caninesMaxillary central incisorsMandibular central incisorsMandibular third molarsQuestion 19 of 20 20. The lingual extension of dental lamina is known asMental laminaMandibular laminaSuccessional laminaMaxillary laminaQuestion 20 of 20 Loading...
