1. A modified hinge non-adjustable articulator is limited in its accuracy to reproduce dynamic jaw movements because it can only reproducenone of the abovelarge centric relation-maximum intercuspation slides.one hinge axis movement.eccentric movements by multiple lateroprotrusive registrations.Question 1 of 20 2. Dental compression syndrome isImplant causes compression of nerveIncrease in VD, causes compression of teethIncreased occlusion forces causes compression of TMJDecrease in VD, causes compression of teethQuestion 2 of 20 3. The risk of placing a dental implant in HIV positive patient is fromall of the abovedelay healinginfectionbleedingQuestion 3 of 20 4. A black gutta percha is a thermoplastic impression material which is used for recording impressions forComplete denturesIntraoral defectsPartial denturesOver denturesQuestion 4 of 20 5. During implant placement in the posterior maxillary area, the apex of the implant may engage the maxillary sinus floor. This will lead to:increase implant stabilityinfectiondecrease implant stabilityover countersinkQuestion 5 of 20 6. Which of the following is a contraindication for all metal cast crownNecessity for maximum retentionEndodontically treated teethEstheticsExtensive destruction from cariesQuestion 6 of 20 7. Contact between an implant and a natural tooth is discouraged because:cleaning and maintaining oral hygiene would be hardmobility differences between implants and teethdifferent angulation of implant and natural teethretrievability would be difficult when complication happenedQuestion 7 of 20 8. Which one is not necessarily present in work authorisation orderDate of sign of work authorisationName and address of PatientSignature of dentistSignature of patientQuestion 8 of 20 9. the first step in surveying the cast for removable partial denture isestablishment of tooth contour for estheticsestablishment of undercuts for retentionestablishment of interferences for major connectorestablishment of guiding planeQuestion 9 of 20 10. Fulcrum line passes through which of the following components of partial denture assemblyReciprocal armRestRetentive armDenture baseQuestion 10 of 20 11. All of the following are relative contraindications for sinus floor elevation except:transient mucosa swellingtumorsinus septumsinus floor convolutionsQuestion 11 of 20 12. Maximum intercuspation on a complete denture should be established to correspond with centric relation becauseit makes it easier to set up the teeth.chewing occurs in centric relation.centric relation is a good reference position.it prevents cheek biting.Question 12 of 20 13. cavosurface margin angulation in chamfer finish line is120 degree90 or less than 90 degree90 or more than 90 degreealways 90 degreeQuestion 13 of 20 14. When the lateral widow approach is used for maxillary sinus elevation, the operator relies on a 3- mm perforation of the Schneiderian membrane. A high incidence of Schneiderian membrane peroration with a lateral approach occurs during:membrane elevationfracturing the lateral widowlateral window drilling osteotomycollagen membrane placementQuestion 14 of 20 15. The main disadvantage of combination clasp isAll of the aboveIt is prone to breakageit is easily distortedIt requires extra steps in lab fabricationQuestion 15 of 20 16. Which of the following will increase the flexibility of a removable partial denture clasp arm?Decreasing the taper.Decreasing the retentive undercut.Increasing the diameter.Increasing the length.Question 16 of 20 17. Minimum distance between 2 adjacent implants is 1mm3mm4mm2mmQuestion 17 of 20 18. The property involved when a denture base clasp is adjusted isProportional limitHardnessPercentage elongationElastic limitQuestion 18 of 20 19. Angle between major connector and finish lineless than 90 degree180-360 degreebetween 90 and 180 degree90 degreeQuestion 19 of 20 20. The highest force exerted during occlusion occurs when a dental implant opposes:removable denturefixed prosthesisnatural teethdental implantQuestion 20 of 20 Loading...
