BACHELOR OF DENTAL SURGERY (BDS) MCQS 2023 STUDY SET WITH ANSWERS

BACHELOR OF DENTAL SURGERY (BDS) MCQS 2023 STUDY SET WITH ANSWERS which of the following is not found between the surface of a titanium implant and adjacent bone? a. fibrous connective tissue b. non-collagenous bone matrix proteins c. surface film d. titanium dioxide layer e. all are present - CORRECT ANSWER-a. fibrous connective tissue at what point in time does primary stability reach a minimum for implants? a. between 1-2 weeks b. between 2-3 weeks c. between 9-10 weeks d. 1 year after placement - CORRECT ANSWER-b. between 2-3 weeks conventional / delayed implant loading is indicated in all the following situations except: a. poor primary implant stability b. small diameter implant c. implant w/ insertion torque of 30 Ncm in patient without parafunctional habits d. infection at the implant site e. substantial bone graft - CORRECT ANSWER-c. implant with insertion torque of 30Ncm in patient without parafunctional habits what can determine a proper peri-implantitis diagnosis? a. clinical signs of inflammation b. bleeding on gentle probing c. progressive crestal bone loss d. all of the above - CORRECT ANSWER-d. all of the above what is the most difficult type of case to treatment plan implants for? a. completely edentulous patients b. single missing tooth c. partially edentulous area d. none of the above - CORRECT ANSWER-c. partially edentulous area when discussing the difference between a healthy tooth vs one with an implant, one with an implant has: a. no PDL b. 20% less blood supply in a tooth with an implant c. diminished in attachment of the circumferential fibers d. all of the above e. none of the above - CORRECT ANSWER-d. all of the above which of the following is NOT one of the 3 major sources of blood to a tooth? a. periosteal vessels b. periodontal ligament vessels c. cancellous bone vessels d. alveolar bone vessels - CORRECT ANSWER-c. cancellous bone vessles for which of the following is torquing required? a. final abutment b. impression post c. temporary abutment d. A and C e. all of the above - CORRECT ANSWER-a. final abutment which of the following is the most common indication for using an open tray impression technique? a. open tray technique should be used for everything b. for abutment level implants c. malposed implants d. open tray should never be used - CORRECT ANSWER-c. malposed implants which of the following is not associated with an abutment level impression? a. closed tray technique b. open tray technique c. custom tray d. impression coping & cylinder e. lab analog - CORRECT ANSWER-b. open tray technique straumann bone level implants ensures: a. avoid pinching of the bone b. sufficient access to the implant site c. avoid pinching of gingival tissue d. B and C e. all of the above - CORRECT ANSWER-D. B and C 1: when fabricating a master cast, it should be poured up in type 2 dental stone 2: a gingival mask, fabricated by the lab, should always be used to ensure that the emergence profile of the crown is optimally contoured - CORRECT ANSWER-statement 1 false statement 2 true which of the following is not an advantage of a digital scan workflow? a. archivable scan b. less mess than c