When a permanent tooth emerges clinically how much of root structure is most likely to have developed 1. 1/3 2. 2/3 3. 100 % 4. No reaction at all
OrthodonticsAnswer: 2
Primary central incisor develops from 1) One lobe 2) Two lobes 3) Three lobes 4) Four lobes
OrthodonticsAnswer: 1
Identify the wrong statement regarding lateral cephalogram 1) Right side is towards the tube 2) Left side is towards cassette 3) Left side of face is viewed clearly 4) Right side of face is viewed clearly
OrthodonticsAnswer: 4
Growth of face is completed in following sequence 1) Depth, width, height 2) Width, depth, height 3) Depth, height, width 4) Width, height, depth
OrthodonticsAnswer: 2
Ratio of upper face height to lower facial height 1) 45:55 2) 55:45 3) 50:50 4) 60:40
OrthodonticsAnswer: 1
In class II, div II cases lower lip line at rest is 1) Just touching tips of upper incisors 2) At middle thirds of upper incisors 3) Above middle third of upper incisors 4) At the incisors tip of lower incisors
OrthodonticsAnswer: 3
Which of the following can be predicted from a flush terminal plane of primary dention 1) Always result in class I molar relation 2) Always result in class II molar relation 3) Always result in class III molar relation 4) It is normal but final molar relation cannot be definitely predicted
OrthodonticsAnswer: 4
Anatomic crossbite can be differentiated from functional crossbite by 1) In anatomic crossbite there is marked occlusal wear 2) In anatomic crossbite there is smooth closure to centric occlusion, whereas in functional crossbite there is deviated closure 3) Both of the above 4) None of the above
