1. the most dominant microorganisms in root surface caries isstreptococcus sanguisfusobacterium nucleatesstaphylococcusactinomyces viscosusQuestion 1 of 20 2. an index developed by the joint FDI/WHO working group for epidemiological surveys of periodontal health isNIDR-GINIDRCPITNPIQuestion 2 of 20 3. Curved nabers probe is mainly used toMeasure depth of periodontal pocketsEvaluate horizontal component of furcation areasLocate subgingival depositsNone of the aboveQuestion 3 of 20 4. Which of the following is not the effect of TGF-B on periodontal ligament cellsCollagen synthesisProtein synthesisCell proliferationMatrix gene expressionQuestion 4 of 20 5. which radiographic technique gives three dimensional view of the alveolar bony defectsorthopantamographdigital intraoral radiographintra oral radiographspiral computed tomographyQuestion 5 of 20 6. All of the following are disadvantages of gingivectomy by electrosurgery exceptPoorly shielded cardiac pacemakersIrrepairable bone damageUnpleasant odourUncontrolled haemorrhageQuestion 6 of 20 7. Corncob formations in plaque have been observed between.-RodsCocciRods and cocciNone of the aboveQuestion 7 of 20 8. Most osteogenic potential:Freeze dried boneXenograftAutogenous cortical graftAutogenous cancellous bone graftQuestion 8 of 20 9. cul de sac appearance is seen ingrade 1 furcationgrade 4 furcationgrade 2 furcationgrade 3 furcationQuestion 9 of 20 10. Indications for crown lengthening include the following except:Furcation involvementCrown fractureDelayed passive eruptionEstheticsQuestion 10 of 20 11. Working time of COE PACK is15 mins30 mins45 mins5 minsQuestion 11 of 20 12. which of the followiing is a computerised periodontal probewillliam probeToronto probeflorida probeCPITN probeQuestion 12 of 20 13. Resolvin is derived fromFatty acidCarbohydrateProteinGlycoproteinsQuestion 13 of 20 14. "dento alveolar ablation" refers to gingival recession caused byfaulty toothbrushingcheek and lip muscle actiongingival inflammationtooth malpositionQuestion 14 of 20 15. ramping can be done for afour wall defectthree wall defecttwo wall defectone wall defectQuestion 15 of 20 16. Which of the following is NOT a risk factor for periodontitis?Poor oral hygienePoorly controlled diabetes.Coronary heart disease.. Smoking tobacco.Question 16 of 20 17. Gingival Hyperplasia is seen most commonly inALLAMLCMLCLLQuestion 17 of 20 18. blood supply of the buccal marginal gingiva is through thesupraperiosteal vesselsbranches of internal carotid arterytransalveolar vesselssubperiosteal vesselsQuestion 18 of 20 19. Which sign or symptom is most common with a periodontal abscessVital toothSevere throbbing painDeep cariesSinus tract in mucosaQuestion 19 of 20 20. the primary source of collegenase in the periodontal pocket is probablybacteriadietbloodhost tissue cellsQuestion 20 of 20 Loading...