1. Anthropometry isMeasurement of skeletal dimensions on radiographsMeasurement of skeletal dimensions on photographsMeasurement of skeletal dimensions on Living individualsMeasurement of skeletal dimensions on human skeletal remainsQuestion 1 of 20 2. Long term stability of the orthodontic correction of an anterior open bite is betterfollowing cessation of a thumb sucking habit.in patients with decreased lower anterior face heightswhen the correction is accomplished by intrusion of the posterior teeth.when serial extractions are performed.Question 2 of 20 3. Which of the following Class II Division 1 malocclusion(s) is/are most likely to be corrected with a cervical headgear?Prognathic maxilla, decreased lower face height, increased over bite.Retrognathic mandible, retrognathic maxilla, open bite.Increased lower anterior face height, prognathic mandible, retrognathic maxilla.Open bite, prognathic maxilla, prognathic mandible.Question 3 of 20 4. Which of the following types of NiTi wires is/are used in orthodontics?All of the aboveThermoplasticConventionalPseudoplasticQuestion 4 of 20 5. 90 degree activation of pendulum appliance creates how much distal force on molars:450 gms125 gms75 gms350 gmsQuestion 5 of 20 6. Adolescent age group is defined as:14-20 years10-14 years6 - 10 years10-18 yearsQuestion 6 of 20 7. Which of the following cements provides maximum resistance to enamel decalcification, when used with molar bands:GICSilicateZinc polycarboxyateZinc phosphateQuestion 7 of 20 8. In mandibular rotation what is the contribution of total matrix and intra matrix rotation:25% matrix; 75% intramatrix0% intramatrix; 100% matrix100% intramatrix; 0% matrix50% intramatrix; 50% matrixQuestion 8 of 20 9. Compared to homogenous populations, malocclusion in a heterogenous population is:HigherSameLowerCannot be saidQuestion 9 of 20 10. Which of the following ortho wire has least modulus of elasticityStainless steelBeta titaniumNitiCobalt chromiumQuestion 10 of 20 11. An Angle Class II, division 1 malocclusion can be differentiated from an Angle Class II, division 2 malocclusion based upon theinclination of maxillary incisors.molar relationship.amount of overbite.severity of the Angle Class II malocclusion.Question 11 of 20 12. The green elgiloy wire isDuctileSoft and easy to bendResilientSemi-resilientQuestion 12 of 20 13. In a very young child which of the following is not used to make custom tray for impressionCold cure acrylicVacuum formed vinylVacuum formed thermoplasticLight cure acrylicQuestion 13 of 20 14. Myofunctional appliances are highly effective in Class II malocclusion withRetrognathic maxilla and normal mandibleNormal maxilla and Retrognathic mandiblePrognathic maxilla and retrognathic mandiblePrognathic maxilla and normal mandibleQuestion 14 of 20 15. Overbite is defined as:The horizontal overlap of mandibular over maxillary anterior teethDistobuccal cusp of maxillary 1st molar occludes with the central fossa of mandibular 1st molarThe vertical overlap of maxillary anterior over mandibular anterior teethThe horizontal overlap of the maxillary and mandibular anterior teethQuestion 15 of 20 16. The facial angle is high in:Posterior divergent faceOrthognathic faceAnterior divergent faceNone of the aboveQuestion 16 of 20 17. Outer circle in envelope of discrepancy denotes:Both Orthodontic & Orthognathic surgerySurgical orthognathic treatment onlyBoth Orthodontic & Orthopaedic treatmentOnly orthodontic treatmentQuestion 17 of 20 18. Safety valve mechanism for pubertal growth spurt is:Intercanine width in maxilla in females onlyIntercanine width in maxilla in both males and femalesIntercanine width in maxilla in males onlyIntercanine width in mandible in both males and femalesQuestion 18 of 20 19. Cutting edge of orthodontic instruments is made up of:Martensitic steelAustenitic steelFerretic steelCementite steelQuestion 19 of 20 20. In which caste incidence of cleft lip & palate is maximumBrahminRajputAggarwalKayasthQuestion 20 of 20 Loading...