1. The highest force exerted during occlusion occurs when a dental implant opposes:fixed prosthesisnatural teethdental implantremovable dentureQuestion 1 of 20 2. Retentive arm taper in?3 dimension1 dimensionNot tapered2 dimensionQuestion 2 of 20 3. The advantages of a screw- retained prosthesis over cemented one include all of the following except:easier in retrievabilitydecrease stress to the underlying abutmentcan be fabricated with less crown height spacemore safe for the adjacent soft tissueQuestion 3 of 20 4. Ion exchange method on the surface of the ceramicProduces cracksIncreases crack extensionNone of the aboveLimits crack extensionQuestion 4 of 20 5. flexibility of the clasp arm isinversely proportional to the length of the claspInversely proportional to the diameter of the claspdirectly proportional to the clasp diameterMore for cast clasp compared to wrought claspQuestion 5 of 20 6. CEREC AC which is true?Laser beam is usedLED is usedCreates the image by video recordingComposite metal resin alloy etcQuestion 6 of 20 7. reciprocal arm isflexible and placed in middle 3rd of crownflexible and placed in occlusal 3rd of crownrigid and placed in occlusal 3rd of crownrigid and is placed in middle 3rd of crownQuestion 7 of 20 8. In a free-end distal extension partial denture, the most effective means of limiting applied loads to abutment teeth is bysplinting abutments to adjacent teeth.maintaining a stable base-tissue relationshipusing monoplane denture teeth.using the abutment teeth without splinting.Question 8 of 20 9. Muscle not involved in buccinator mechanismOrbiularis orisBuccinatorLevator anguli orisSuperior constrictor of pharynxQuestion 9 of 20 10. The absolute maximum number of posterior teeth that can be safely replaced with a fixed bridge isthreefourtwooneQuestion 10 of 20 11. In a medically tilted molar what will be preferred margin designDefinite preparation line on distal side than mesial side with mesial side knife edge marginDefinite preparation line on mesial side than distal side with distal side knife edge marginDefinite preparation line on both sidesKnife edge margin on both sidesQuestion 11 of 20 12. Nesbit prosthesis isSilicon based nasal prosthesisGuidance device for hemimandibulectomy patientRemovable prosthesisEar prosthesisQuestion 12 of 20 13. Which of the following best describes the term "quenching"?softening a metal by controlled heating and coolinga metal is elevated to a temperature above room temperature and held there for a length of timeNone of the abovea metal is rapidly cooled from an elevated temperature to room temperature or belowQuestion 13 of 20 14. Main advantage of internal rest seat isForces directed are straighterRetention and horizontal force stabilisationElimination of visible clasp armsHorizontal force stabilisationQuestion 14 of 20 15. When border molding a mandibular custom tray that will be used for a final denture impression, the distolingual extension is limited by the acton ofBuccinatorMassaterSuperior constrictorLateral pterygoidQuestion 15 of 20 16. In removable partial denture design, the surface of the abutment tooth most often altered to provide clasp reciprocity isocclusal.lingualdistal.buccal.Question 16 of 20 17. Most esthetic pontic isOvate ponticSpheroidal ponticModified ridge lap ponticConical ponticQuestion 17 of 20 18. Which type of dental ceramic is the best in mimicking the optical properties of enamel and dentin?predominantly glassAll of the aboveparticle-filled glasspolycrystallineQuestion 18 of 20 19. True about bicuspidization?Separation or removal of half-crown without their respective root portion in mandibular molarSeparation or removal of half root with their respective crown portion in mandibular molarSeparation or removal of half root without their respective crown portion in mandibuJar molarSeparation of mandibular molar mesial and distal roots with their respectivc crown portionsQuestion 19 of 20 20. Which of the following is not a border movement in the sagittal condylar tracing:Retrusive supra contactFunctional jaw movementTerminal hinge positionMaximal openingQuestion 20 of 20 Loading...