1. Taste sensation in tongue is due to which membrane bound proteinGustinEnamelinStatherinAmelogeninQuestion 1 of 20 2. Organisation centre that orchestrate surface morphogenesis isEnamel knotEnamel spindleEnamel lamellaeGnarled enamelQuestion 2 of 20 3. The character of occlusal contacts in the unworn dental arch are all of the following, except:Point-to-pointPoint-to-areaEdge-to-edgeArea-to-areaQuestion 3 of 20 4. Proliferation of basal cells to form Hertwigs root sheath occurs in which stageCapBellBudAppositionalQuestion 4 of 20 5. Enamel of primary and permanent teeth differ inEnamel prism arrangementMineral contentEnamel is same in primary and permanent teeth,only the dentin is differentNone of the aboveQuestion 5 of 20 6. When viewed from a buccal or lingual aspect, the crowns of all mandibular and maxillary incisors appear to have a:Triangular outlineTrapezoidal outlineRhomboidal outlineRectangular outlineQuestion 6 of 20 7. The lingual extension of dental lamina is known asMental laminaMandibular laminaSuccessional laminaMaxillary laminaQuestion 7 of 20 8. Keratinosomes(odland body) help inExchange of fluidsNutritionSensory perceptionFormation of intercellular agglutinating materialQuestion 8 of 20 9. premaxilla is formed fromfusion of medial nasal processesfusion of lateral nasal processesfusion of 2 palatal shelvesextension of nasopalatine processQuestion 9 of 20 10. Nerve fibers in dental pulp areSympathetic and afferent post ganglionicParasympathetic postganglionicMotor fibersBoth autonomic parasympathetic and motor fibersQuestion 10 of 20 11. A distinguishing characteristic of a maxillary first premolar that identifies it as a right or left is theheight of the lingual cuspmesial inclination of the lingual cuspflattenened area beneath the contact on the distal surfacegreater length of the mesial cusp ridge on th elingual cuspQuestion 11 of 20 12. The term "homodont" means what?Teeth are continually being replacedTeeth differ from one anotherTeeth are all alikeLong teethQuestion 12 of 20 13. Relative to primary mandibular incisors,permanent mandibular incisors eruptlinguallyfaciallydistallymesiallyQuestion 13 of 20 14. Leeway space is due tospace differential between deciduous canine and molar and their succadaneous permanent teethspace differential between deciduous incisors and their succedaneous permanent teethdifference between deciduous and permanent maxillary caninesnoneQuestion 14 of 20 15. Direction of the enamel rods in the deciduous and permanent teeth isSame throughoutDifferent at cervical thirdDifferent at occlusal and ncisal thirdNone of the aboveQuestion 15 of 20 16. In non functioning teeth there isThickening of cementumThinning of cementumNo change in cementumNone of the aboveQuestion 16 of 20 17. With incresed age and irritation which form of dentin is laid downSecondary dentinRepairative dentinSclerotic dentinEburnated dentinQuestion 17 of 20 18. Histologically the dental pulp most closely resembles what type of tissueNerve tissueVascular tissueGranulation tissueloose connective tissueQuestion 18 of 20 19. Which premolar is typically the largest?Maxillary 1st premolarMaxillary 2nd premolarMandibular 1st premolarMandibular 2nd premolarQuestion 19 of 20 20. Fovea palatini representdepressions along course of greater palatine nerveorifice of minor palatine salivary glandscrypts in palatine tonsilstensor palatini insertionQuestion 20 of 20 Loading...
