1. The repair of cleft patate is primarily done for:Correction of estheticsCorrection of speechInduce growth of maxillaInduce growth of mandibleQuestion 1 of 20 2. In an ideal Class I occlusion, the cusp of which mandibular tooth is in contact with the central fossa of the maxillary second molar?Mesiobuccal cusp of the first molar.Distobuccal cusp of the first molar.Distobuccal cusp of the second molar.Mesiobuccal cusp of the second molar.Question 2 of 20 3. Recurring tooth rotations occur most frequently after orthodontic correction due tooblique fibres of the periodontal ligament.density of the cortical bone.persistence of tongue and finger habits.free gingival and transseptal fibres.Question 3 of 20 4. Facial profile of a child with a habit of thumb sucking:Concave and short faceConcave and long faceConvex and short faceConvex and long faceQuestion 4 of 20 5. For which of the following malocclusions is serial extraction most appropriate?Angle Class II.All of theseAngle Class III.Angle Class I.Question 5 of 20 6. All of the following weights of different components of the PAR index are correct except:Buccal segment (Score X 2)Overbite (Score X 2)Overjet (Score X 6)Midline (Score X 4)Question 6 of 20 7. Which of the following problem may be ignored during age of 8- 10 yrsEnd-on molar relationRotation of maxillary central incisorsMandibular retrusionAnterior openbiteQuestion 7 of 20 8. What is the most reliable indicator with respect to the timing of treatment for growth modification?Skeletal age.Chronologic age.Tanner weight chartDental age.Question 8 of 20 9. During Orthodontic Bonding, etching removes how much enamel10-20 ?m20-40 ?m3-9 ?m21-30 ?mQuestion 9 of 20 10. 10 year old cleft boy with h/o cleft surgery, lip repair at 3 months and palate at 1 year reports for treatment. On examination maxillary arch was constricted and cleft at the alveolus of canine and canine was unerupted. What will you do:Surgical extraction canineArch expansion and bone graftArch expansionBone graftingQuestion 10 of 20 11. Tanaka Johnson analysis uses width of which teeth to estimate the width of maxillary canine and premolars:Mandibular molarsMaxillary incisorsMaxillary molarsMandibular incisorsQuestion 11 of 20 12. Which of the following is not a function of labial bowRetentionTooth movementAnchorageAttachment of auxiliaryQuestion 12 of 20 13. Skeletal classification of malocclusion was first given by:MoyersSalzmanKratzAngleQuestion 13 of 20 14. What is needed so that soft tissues are clearly visible on a lateral cephalometric radiograph?Nothing must be done to make soft tissues visibleAdjustment in miliamperageAdjustment in kilovoltageA soft tissue shieldQuestion 14 of 20 15. Degree of conversion for orthodontic bonding resin is in the range ofAround 50%Can not be predictedMore than 75%55-75%Question 15 of 20 16. In Dewers method of serial extraction procedure, the second step involved is toExtract first deciduous molar onlyExtract deciduous canine onlyExtract both deciduous canine and first deciduous molarExtract first premolarQuestion 16 of 20 17. Pendulum appliance is used for:Correction of individual tooth rotationRapid maxillary expansionMolar distalizationMaxillary protractionQuestion 17 of 20 18. Components of IOTN include:Esthetic and hard tissueDental and soft tissueSoft tissue and hard tissueDental and estheticsQuestion 18 of 20 19. Normal facial index is:>80%<75%75-80%1Question 19 of 20 20. A force maintained at some appreciable fraction of the original from one patient visit to the next isIntermittentNone of the aboveInterruptedContinuousQuestion 20 of 20 Loading...
