1. All of the following techniques may be used to achieve retention of periodontal packs, exceptSplints and stentsDental flossMechanical interlocking in interdental spacesVestibular extensionsQuestion 1 of 20 2. Which growth factor is not present in PRPPDGF aaPDGF abPDGF bbPDGF ccQuestion 2 of 20 3. Method of determining alcohol abuse isAGEtestCAGE testRAGE testPAGE testQuestion 3 of 20 4. The dentogingival unit is composed ofPDL fibers and gingival fibersJunctional epithelium and gingival fibersJunctional epithelium and PDL fibersNone of the aboveQuestion 4 of 20 5. Spheroiding technique is one of theRegeneration procedureResective osseous surgeryGingival augmentation procedureGingival extension procedureQuestion 5 of 20 6. Which of the following has a direct effect on periodontal tissues in diabetes mellitus-associated gingivitis?Prostaglandins.Matrix metalloproteinases.Proinflammatory cytokines.Lipopolysaccharides.Question 6 of 20 7. Trauma from occlusion may be diagnosed radiographically by the presence ofcemental tears.widening of the periodontal ligament space.narrowing of the periodontal ligament spacehorizontal bone loss.Question 7 of 20 8. laboratory test for ANUG iscomplement fixationanimal innoculationdark field examinationtissue cultureQuestion 8 of 20 9. Critical zones in pocket surgery include all of the following exceptThe attached gingivaThe tooth surface wallThe soft tissue wallThe boneQuestion 9 of 20 10. advantage of laser treatment over the use of scalpel includegreater hemostasisall of the aboveminimal wound contractionbactericidal effectQuestion 10 of 20 11. Drugs known to cause gingival enlargement include all of the following, EXCEPT:Sodium valproateCarbamazepineNifedipineDiltiazemQuestion 11 of 20 12. A periodontal screening and recording (PSR) score of 3 for a sextant indicates that probing depth does NOT exceed3.0mm.3.5mm.4.0mm.5.5mm.Question 12 of 20 13. Smoking causes maximum damage to cilia in respiratory epithelium due toHydrogen CyanideNicotineTarCarbon Monoxide (CO)Question 13 of 20 14. The attached gingiva isResistant to inflammatory changesResistant to masticatory stress and forcesAlways stippledNon keratinisedQuestion 14 of 20 15. Most common location of 3 wall defect isMesial surface of the upper and lower molarsMesial surface of lower premolarMesial surface of the upper molarDistal surface of maxillary molarQuestion 15 of 20 16. which of the following bacteria do not invade host tissue cellT.denticolaP.intermediaP.gingivalisF.NucleatumQuestion 16 of 20 17. Which of the following root surfaces have concavities that make root planing difficult?Lingual of mandibular first premolars.Mesial of maxillary incisors.Mesial of maxillary first premolars.Distal of the palatal roots of maxillary molarsQuestion 17 of 20 18. In chronic periodontal disease, the most common bone defect seen is:Osseous CratersLedgesFurcation involvemenReverse architectureQuestion 18 of 20 19. The gingival fiber group which inserts into 2 adjacent teeth is theTrans-septal groupOblique groupCircular groupHorizontal groupQuestion 19 of 20 20. Which chisel is used in a pulling action(pull stroke)Sugarman fileGraceyGoldman foxRhodes chiselQuestion 20 of 20 Loading...