1. To reinforce the thinned bony trabeculae by occlusal forces,bone formed isledgereinforcing bone formationbuttressing bone formationcondensingQuestion 1 of 20 2. For periodontal patients the most frequently recommended tooth brushing technique isscrub techniquetransverse scrubbing techniquesulcular techniqueroll techniqueQuestion 2 of 20 3. functional integration of the CT graft occursin 7 daysin 4 weeksin 17 dayswithin the first 2 daysQuestion 3 of 20 4. Concept of full mouth disinfection was given byKornmonQuirynenLindheSocranskyQuestion 4 of 20 5. Which is not a goal of scaling and root planing?Reducing probing depthsEliminating inflammationReducing vertical bone defectsImproving clinical attachmentQuestion 5 of 20 6. if periodontal surgery is necessary in case of horizontal bone loss in upper anterior region,which of the following procedure is most appropriatepapilla preservation flapcoronally displaced flapgingivetomywidman flapQuestion 6 of 20 7. Resective osseous surgery is best suited for periodontal sites withteeth with short roots.early to moderate bone loss.severe intrabony defects.severe attachment loss.Question 7 of 20 8. Which of the following root surfaces have concavities that make root planing difficult?Lingual of mandibular first premolars.Mesial of maxillary incisors.Distal of the palatal roots of maxillary molarsMesial of maxillary first premolars.Question 8 of 20 9. Hydroxyapatite used in dental surgery isderived from tooth enamel.used to fill osseous defects.osteogenic.resistant to fracture.Question 9 of 20 10. the modified widman flap achieves pocket depth reduction byremoving the pocket wallshrinkage onlydisplacing the flap apicallydisplacing the flap coronallyQuestion 10 of 20 11. Which of the following is most useful in differentiating an acute periodontal abcess from periapical abcessResult of periodontal probingType of exudatesIntensity of painNature of swellingQuestion 11 of 20 12. In sleep apnea syndrome,AHI index for mild sleep apnea is>30>5>10>15Question 12 of 20 13. Acids secreted by osteoclasts at the ruffle border areHydrochloric acidLactic acidBoth a and BCitric acidQuestion 13 of 20 14. The specific plaque hypothesis was delineated by:Walter LoesheRobert KochSigmund SocranskySchroeder HEQuestion 14 of 20 15. Calculus attaches to tooth surfaces by all of the following EXCEPThemidesmosomes.mechanical locking to tooth/root irregularities.organic pellicle.close adaption to cementum.Question 15 of 20 16. the tip action of peizoelectric ultrasonic unit isellipticalnone of the aboveorbitallinearQuestion 16 of 20 17. which radiographic technique gives three dimensional view of the alveolar bony defectsorthopantamographdigital intraoral radiographintra oral radiographspiral computed tomographyQuestion 17 of 20 18. Bone re-contouring like correction of sharp spicules and ramping of interdental bone are examples of:OsteotomyOsteoplastyBone swagingOstectomyQuestion 18 of 20 19. cul de sac appearance is seen ingrade 4 furcationgrade 2 furcationgrade 3 furcationgrade 1 furcationQuestion 19 of 20 20. Which of the following is not the effect of TGF-B on periodontal ligament cellsProtein synthesisMatrix gene expressionCell proliferationCollagen synthesisQuestion 20 of 20 Loading...