1. All of the following are orthodontic bracket materials exceptPolymethyl methacrylateCeramicGoldPolycarbonateQuestion 1 of 20 2. Until lip competence is reached, a 3 mm of incisor retraction will reduce lip protrusion by2 mm4 mm3 mm1 mmQuestion 2 of 20 3. What is the right sequence of orthodontic treatment planning from diagnosis to result:Treatment objectives, treatment planning, Synthesis and diagnosis, plan mechanics, treatmentSynthesis and diagnosis, treatment planning, treatment objectives, plan mechanics, treatmentSynthesis and diagnosis, plan mechanics, treatment objectives, treatment planning, treatmenSynthesis and diagnosis, treatment objectives, treatment planning, plan mechanics, treatmentQuestion 3 of 20 4. Which is the first titanium alloy introduced into contemporary orthodonticsAll came to orthodontic practice same timeBeta titaniumAlpha titaniumNiTiQuestion 4 of 20 5. Which of the following cephalometric point can be altered by orthodontic tooth movement:Point-AGonionNasionANSQuestion 5 of 20 6. In an ideal Class I occlusion, the cusp of which mandibular tooth is in contact with the central fossa of the maxillary second molar?Distobuccal cusp of the first molar.Distobuccal cusp of the second molar.Mesiobuccal cusp of the first molar.Mesiobuccal cusp of the second molar.Question 6 of 20 7. The mechanism of adjustment to maintain the shape and proportions of bone throughout its growth period is calledcortical drift. translatory growth.remodeling.area relocation.Question 7 of 20 8. Flutes present in microimplant helps in?Easy removalEasy Insertion & Clear DebrisSecondary StabilityPrimary StabilityQuestion 8 of 20 9. Dolicocephalic face shows which of the following?Short and wide archesShort and narrow archesNarrow and long archesNarrow and wide archesQuestion 9 of 20 10. Which of the following muscle fibers are entrapped in case of thick maxillary labial frenum?PlatysmaBuccinatorNasoalveolar musclesOrbicularis orisQuestion 10 of 20 11. Mandibular anterior crowding occurs in normal young adults as a result ofMaxillary tooth-size excessThird molarsLate mandibular growthTraumaQuestion 11 of 20 12. The best space maintainer to prevent the lingual collapse that often occurs following the early loss of a mandibular primary canine is adistal shoe space maintainer.Nance expansion arch.band and loop space maintainer.lingual arch.Question 12 of 20 13. Serial extraction procedures involve:Orderly sequential removal of selected primary teeth onlyOrderly removal of selected primary and permanent teeth in a single sittingOrderly and sequential removal of selected permanent teeth onlyOrderly removal of selected primary and permanent teeth in a predetermined sequenceQuestion 13 of 20 14. Cleft lip and palate usually result fromanhidrotic ectodermal dysplasia.failure of the union of the median nasal process with the lateral nasal and maxillary processes.failure of proper union of the median and lateral nasal processes.failure of development of both the lateral nasal and maxillary processes.Question 14 of 20 15. A lingually erupting maxillary lateral incisorCan be corrected by using a tongue blade if sufficient space exists in the archIs a self-correcting anomalyIs always indicative of arch length deficiencyIs to be extracted as early as possible to avoid a deflective pathway of the mandibleQuestion 15 of 20 16. In normal growing child weight on 1st birthday expected as compared to birth weight is ?200 percent300 percent50 percent100 percentQuestion 16 of 20 17. Moyers D type CLASS II malocclusion isPrognathic Maxilla / Retrognathic MandibleOrthognathic Maxilla / Orthognathic MandibleOrthognathic Maxilla / Retrognathic MandibleRetrognathic Maxilla / Retrognathic MandibleQuestion 17 of 20 18. Skeletal classification of malocclusion was first given by:MoyersAngleSalzmanKratzQuestion 18 of 20 19. Serial extraction is indicated in:Class II malocclusionOpen bite malocclusionClass III malocclusionClass I malocclusionQuestion 19 of 20 20. Katz classification is based onIncisor relationPremolar relationCanine relationMolar relationQuestion 20 of 20 Loading...
