1. Which of the following model analysis would be useful in planning extractions tor a 14 year old boy with severe Class II division 1 malocclusionAshley Howe analysisBolton's analysisPeck & Peck analysisFonts analysisQuestion 1 of 20 2. Cobalt-Chromium alloy (elgiloy) is not available in which of the following tempersGreenBlueBlackRedQuestion 2 of 20 3. Which is not true regarding Presurgical naso alveolar moulding:Allows for better lip form and nose form to be achieved by primary surgeryReduces severity of initial defect prior to surgeryAllows columella lengthening along with alignment of lip and nose segmentsAllows increase in time before intervention is requiredQuestion 3 of 20 4. Generalized Anterior crossbite in the primary dentition indicates:A normal maxillo-mandibular relationA dental malrelationA developing Class II malocclusionA developing Class III malocclusionQuestion 4 of 20 5. In the mixed dentition, an end-to-end first permanent molar relationship is indicative ofAngle Class II malocclusion.Angle Class III malocclusion.normally developing occlusion.ideal molar occlusion.Question 5 of 20 6. 90 degree activation of pendulum appliance creates how much distal force on molars:350 gms75 gms450 gms125 gmsQuestion 6 of 20 7. All of the following are extra oral components of the headgear except:Chin cupHead capFace-bowNeck strapQuestion 7 of 20 8. A 6 year old patient has a larger than average diastema between the maxillary central incisors. The radiographic examination shows a mesiodens. In order to manage the diastema, you should extract the mesiodensonly if it develops into a cystic lesiononce the patient has reached the age of 12.as soon as possible.after its complete eruption.Question 8 of 20 9. Orthodontic headgear can be used for all of the following EXCEPTgrowth modification.molar distalization.maxillary skeletal expansion.anchorage augmentation.Question 9 of 20 10. Space maintainer indicated in case of bilateral loss of deciduous maxillary molars at 8 years of age:Band and barNance palatal buttonBand and loopTranspalatal archQuestion 10 of 20 11. The dimensions of the inner bow of the face bow used in orthodontics is:0.045" and 0051"0.045" and 0.125"0.90" and 1.62"0.4mm and 0.6mmQuestion 11 of 20 12. Function of chin cup is:Correction of developing Class 3 malocclusionCorrection of horizontal growth patternCorrection of developing Class 2 malocclusionIncisor retraction in fixed rnechanotherapyQuestion 12 of 20 13. The positioning of tongue in infantile swallowing isMedialLateralAnteriorPosteriorQuestion 13 of 20 14. Maxillary 1st molar cusp used in Angle classificationMesiolingualDistolingualMesiobuccalDistobuccalQuestion 14 of 20 15. Couple in orthodontics means:2 unequal forces acting on the same object opposite in directionSingle force acting on the same object2 forces equal and opposite in direction acting on the same objectSingle force acting on 2 objects at the same timeQuestion 15 of 20 16. A contraindication for serial extraction isDeep biteClass I skeletal patternMixed dentition stage of dental developmentSevere crowdingQuestion 16 of 20 17. In patients with nickel allergy, which of the following types of orthodontic brackets can be usedTitaniumCeramicCompositePolycarbonateQuestion 17 of 20 18. A Child with a Unilateral crossbite on closure is most probably suffering from:Bilateral constriction of maxilla with deviated closure into unilateral crossbiteUnilateral constriction of maxillaUnilateral constriction of maxilla with deviated closure into unilateral crossbiteBilateral constriction of maxillaQuestion 18 of 20 19. The cranial vault is made up of a number of flat bones that are formed by _________________ , ________ cartilaginous precursors.Both endochondral and intramembranous bone formation; withoutIntramembranous bone formation; withoutEndochondral bone formation; withBoth endochondral and intramembranous bone formation; withQuestion 19 of 20 20. The goals of treatment for class III problems in adolescents is to establish the correct buccal segment occlusion andOverbiteOverjetMesial stepDistal stepQuestion 20 of 20 Loading...
