1. Skeletal classification of malocclusion was first given by:MoyersSalzmanAngleKratzQuestion 1 of 20 2. Components of IOTN include:Dental and estheticsSoft tissue and hard tissueEsthetic and hard tissueDental and soft tissueQuestion 2 of 20 3. Pendulum appliance is used for:Rapid maxillary expansionMaxillary protractionMolar distalizationCorrection of individual tooth rotationQuestion 3 of 20 4. Which of the following metals shows the property of twinningCobalt chromiumAll of the aboveStainless steelNickel titanium alloyQuestion 4 of 20 5. A steep mandibular plane angle correlates with a:Short anterior facial height and anterior deep bite malocclusionShort anterior facial height dimensions and anterior open bite malocclusionLong anterior facial height dimensions and anterior open bite malocclusionLong anterior facial height and anterior deep bite malocclusionQuestion 5 of 20 6. Appliance used for rapid maxillary expansion:Quad helixW- archFace maskHyrax screwQuestion 6 of 20 7. A child with 5year 4 months of age presents with narrow maxilla, normal SNA, reduced SNB and distal step relationship of deciduous molar, treatment of choice is?Twin Block TherapyKloehn Extra Oral Head GearFR II ApplianceWait and Watch till 6yrQuestion 7 of 20 8. Diagnostic aid used for measuring transverse discrepancy and vertical facial dimensionsOccipitomentalPA cephLateral cephOPGQuestion 8 of 20 9. In edgewise technique, first order bends are?VerticalHorizontalHorizontal and verticalUp and dowmQuestion 9 of 20 10. The malocclusion which is most prevalent in IndiaClass I type 1Class II / 1Class II /2Class IIIQuestion 10 of 20 11. Maxillary 1st molar cusp used in Angle classificationDistobuccalMesiolingualMesiobuccalDistolingualQuestion 11 of 20 12. Appropriate forces for orthodontic tooth movement arecontinuous and heavy.intermittent and light.continuous and light.intermittent and heavy.Question 12 of 20 13. A tongue thrust is most often found in a child witha bimaxillary protrusion.a deep overbite.an anterior open-bite.an Angle Class II, division 2 malocclusion.Question 13 of 20 14. Which of the following bone is used for estimation of growth in an individual:Cervical vertebraCapitateClavicleFrontal boneQuestion 14 of 20 15. The positioning of tongue in infantile swallowing isMedialPosteriorLateralAnteriorQuestion 15 of 20 16. The goals of treatment for class III problems in adolescents is to establish the correct buccal segment occlusion andOverjetOverbiteDistal stepMesial stepQuestion 16 of 20 17. All of the following are advantages of the indirect method of bonding brackets to a tooth over the direct method except:Less technique sensitiveControlled thickness of the resin between the tooth and the bracket interfaceMore precise location of brackets possible in the laboratoryReduced chair-side timeQuestion 17 of 20 18. Which of the following Class II Division 1 malocclusion(s) is/are most likely to be corrected with a cervical headgear?Retrognathic mandible, retrognathic maxilla, open bite.Increased lower anterior face height, prognathic mandible, retrognathic maxilla.Prognathic maxilla, decreased lower face height, increased over bite.Open bite, prognathic maxilla, prognathic mandible.Question 18 of 20 19. The permanent mandibular canines erupt in what direction relative to the primary mandibular canines?MesiallyFaciallyDistallyLinguallyQuestion 19 of 20 20. Two millimeters of maxillary incisor spacing in a 3 year old is indicative of apersistent tongue thrusting.maxillary Bolton deficiency.normal pattern of development.tooth size-arch size discrepancy.Question 20 of 20 Loading...