Tooth movement difficult to achieve 1) Intrusion and extrusion 2) Intrusion and translation 3) Tipping and rotation 4) Tipping and rotation
OrthodonticsAnswer: 2
A foreign body in the anterior border of the ramus of mandible at 9 years compared to 6 years will 1) Deepen as new bone apposition occurs 2) Become free in soft tissue as resorption occurs 3) Remain at the same level 4) Result in formation of exostosis
OrthodonticsAnswer: 2
Which of the following does not lie on the mandible 1) Pogonion 2) Porion 3) Menton 4) Gnathion
OrthodonticsAnswer: 2
An 8-yr-old child has 1st molar cusp-to-cusp relation. The treatment is 1) Fixed appliance 2) Removal appliance 3) Continuous recall and observe 4) None of the above
OrthodonticsAnswer: 3
Mentalis muscle contraction causes the lower lip to 1) Retrude 2) Protrude 3) Inversion 4) Eversion
OrthodonticsAnswer: 2
The most effective method of surgically exposing and orthodontically correcting a palatally impacted maxillary permanent canine is 1) Moderate soft tissue exposure and the placement of orthodontic band 2) Wide soft tissue exposure and the use of wire loop around the tooth 3) Conservative surgical soft tissue exposure and the direct bonding of the bracket 4) None of the above
OrthodonticsAnswer: 3
Bjork used the implants for predicting facial growth changes. This approach is called as 1) Longitudinal approach 2) Metric approach 3) Structural approach 4) Computerized predication
OrthodonticsAnswer: 1
Intercanine width increase in maxilla is usually completed by 1) 5-6 years 2) 6-7 years 3) 9-10 years 4) 10-12 years
