1. Extreme resorption of an edentulous mandible can bring the alveolar ridge to the level of the attachment of thesuperior constrictor, mylohyoid and buccinator muscles.mylohyoid, buccinator and genioglossus muscles.mylohyoid, buccinator and styloglossus muscles.buccinator, styloglossus and geniohyoid muscles.Question 1 of 20 2. Which of the following is used as an etchant in bonding of porcelain to toothHydrofluoric acidHydrochloric acidNitric acidSulphuric acidQuestion 2 of 20 3. For proper clasp action the minimum amount of tooth encirclement shoud be90 degrees270 degrees180 degrees360 degreesQuestion 3 of 20 4. Which of the following articulators is fully adjustable?DentatusHanau 96. H 20WhipmixDenar D5-AQuestion 4 of 20 5. The preparation for a full ceramic crown is begun with occlusal reduction. There should be --------clearance on the functional cusps and about - ------- on the non-functional cusps.2.5 mm; 2.0 mm1.5 mm; 1.0 mm2.0 mm; 1.5 mm0.5 mm; 1.0 mmQuestion 5 of 20 6. Which of the following best describes "strain hardening" or "work hardening"?hardening (or deformation) of a metal at a very high temperaturesoftening a metal by controlled heating and coolinghardening (or deformation) of a metal at room temperaturesoftening a metal at room temperatureQuestion 6 of 20 7. According to the ADA classification for alloy systems used for metalceramic restorations, noble alloys:have a noble metal content of > 60%have a noble metal content of > 45%have a noble metal content of > 15%a noble metal content of > 25%Question 7 of 20 8. Lateral ligament of TMJ?SphenomandibularStylomandibularDiscalTemporomandibularQuestion 8 of 20 9. All of the following are relative contraindications for sinus floor elevation except:sinus floor convolutionstumortransient mucosa swellingsinus septumQuestion 9 of 20 10. Which of the following is not a type of temporary removable partial dentureInterimNone of the above TransitionalTreatmentQuestion 10 of 20 11. Which of the following is the most accurate to measure the height of the floor of the mouth?Use of a special trayUsing a straight probeUse of periodontal probe and a special trayUsing a periodontal probeQuestion 11 of 20 12. Where would you place the proximal margin of a partial venner ceramic crownLingual to contact areaBuccal to contact areaDepends on morphologyCervical to contact areaQuestion 12 of 20 13. To record the maximum depression of soft palate, it should be recorded with head at what angle to the floor30 degree60 degree90 degreeParalle to the floorQuestion 13 of 20 14. Minimum interocclusal space for external hex implant is7mm9mm10mm6mmQuestion 14 of 20 15. In natural dentition when the anterior teeth are met edge to edge, there is a gap seen in between posterior teeth, this phenomena is known as:Frush's phenomenaOkeson's phenon1enaSilverman's phenomenaChristensen's phenomenaQuestion 15 of 20 16. Arcon articulator is used over non arcon due to?Condylar guidance angle and occlusal plane relationship not affectedNone of the aboveThe condyle angle changes with opening and closing of mouthThe condyle angle does not change with opening and closing of mouthQuestion 16 of 20 17. 3rd point facebow transfer along the occlusal plane , aligns the arms of facebow parallel toFrankfort planeMandibular occlusal planeAla-tragus lineTragus-outer canthusQuestion 17 of 20 18. All are indications of porcelain veeners exceptHypoplastic teethClosure of midline diastemaTeeth shortened due to bruxismDiscoloured teethQuestion 18 of 20 19. Which of the following pontic designs is most likely to cause soft tissue irritation?Polished gold.Polished acrylic.Polished porcelain.Glazed porcelainQuestion 19 of 20 20. The full palatal major connector is indicated wherepalatal tissue is soft and compressible.very few teeth remain in a flat or U- shaped arch.a well-defined, undercut palatal torus is present.there is a high, narrow palatal vault.Question 20 of 20 Loading...
