1. Bone re-contouring like correction of sharp spicules and ramping of interdental bone are examples of:OsteotomyOstectomyOsteoplastyBone swagingQuestion 1 of 20 2. what is the thickness of cemento-dentinal junction1-2um2-3um4-5um3-4umQuestion 2 of 20 3. Integration between blade vent implant and bone isFibrocartilaginousFibro-osseous integrationOsseo vent integrationOsseo-integrationQuestion 3 of 20 4. Which of the following are not involved in early colonisation of plaqueStrep mitisStrep GordoniiStrep ConestellatusStrep intermediusQuestion 4 of 20 5. Which of the following are antigen-presenting cells?T-lymphocytesNeutrophilsPlasma cellsMacrophagesQuestion 5 of 20 6. The predominant inflammatory cells in the periodontal pocket are _____Plasma cellsNeutrophilsLymphocytesMacrophagesQuestion 6 of 20 7. Necrotic pressure areas undermining bone resorption and endosteal bone formatioon are all associated withJuvenile PeriodontitisPrimary occlusal traumaPeriodontal abcessPeriodontal cystQuestion 7 of 20 8. In chronic periodontal disease, the most common bone defect seen is:Reverse architectureFurcation involvemenOsseous CratersLedgesQuestion 8 of 20 9. Which sign or symptom is most common with a periodontal abscessVital toothSevere throbbing painSinus tract in mucosaDeep cariesQuestion 9 of 20 10. The most prevalent inflammatory cells found in gingival tissue 24 hours following flap surgery aremonocytes.Lymphocytesmacrophages.polymorphonuclear leukocytesQuestion 10 of 20 11. Which of the following is a secondary colonizer:StaphylococcusCampylobacterStreptococcusActinomycesQuestion 11 of 20 12. Contraindications to Osseous surgery,are all,exceptDeep pocketsPoor oral hygienePockets in the esthetic zoneThree wall defectQuestion 12 of 20 13. bone blending is a technique employed fortransplanting resorbable hydroxyapatite crystals onlytransplanting cancellous bonetransplanting cortical bonetransplanting a mix of cancellous bone and hydroxyapatite cystals onlyQuestion 13 of 20 14. Junctional epitheliumIs attached to enamel by desmosomesIs permeableLines the gingival sulcusIs derived initially from the outer enamel epitheliumQuestion 14 of 20 15. An interdental crater has how many walls?Three wallsTwo wallsFour wallsOne wallQuestion 15 of 20 16. Which of the following is least likely to be successfully treated with a bone graft procedureTwo-walled defectThree-walled defectOne-walled defectClass III furcation defectQuestion 16 of 20 17. As compared to the localized form of aggressive periodontitis,the generalized form differs in that it:Occurs in otherwise healthy individualsExhibits familial aggregation of diseased individualsShows poor serum antibody responseExhibits rapid attachment and bone lossQuestion 17 of 20 18. Ostectomy procedure is indicated inCorrection of bone ledgesPhysiological architecture of alveolar boneReverse architecture bony defectsCorrection of toriQuestion 18 of 20 19. MMP 4 belongs to which of these groupsMembrane typeCollagenasesGelatinaseStromelysinQuestion 19 of 20 20. in some periodontal surgical procedures it is necessary to leave interradicular bone exposed.this results incoverage of the exposed bone by alveolar mucosabone loss of no clinical significanceloss of strategic bone over the root surfaceexposure of the furcationQuestion 20 of 20 Loading...