Zygoma (or) Key ridge corresponds to 1) Mesiobuccal root of upper Ist molar 2) Mesiobuccal root of upper IInd molar 3) Distobuccal cusp of upper Ist molar 4) Distobuccal cusp of IInd molar
OrthodonticsAnswer: 1
If an excessive overbite is seen immediately upon the eruption of the incisors, which of the following should be suspected? 1) A problem in the vertical relationship of the facial skeleton 2) A problem in width relationships 3) A problem in the formation of the primary teeth 4) None of the above
OrthodonticsAnswer: 1
Sequence of eruption of permanent maxillary teeth 1) 6-1-2-4-3-5-7 2) 6-1-2-4-5-3-7 3) 6-1-2-3-4-5-7 4) 1-2-3-4-5-6-7
OrthodonticsAnswer: 1
Undesirable side-effect commonly associated with finger spring 1) Pain 2) Gingival inflammation 3) Intrusion of tooth 4) Mobility of tooth
OrthodonticsAnswer: 3
Stationary anchorage refers to 1) Teeth that are not free to tilt 2) Anchorage provided extraorally 3) Teeth that are stationary 4) Anchorage provided intermaxillary elastics
OrthodonticsAnswer: 1
A substantial increase the maxillary width is usually best obtained by placing 1) Lingual arch wire 2) A sutural expansion fixed appliances 3) Posterior intermaxillary cross elastics 4) A face-bow with an expanded inner bow
OrthodonticsAnswer: 2
Which of the following teeth have natural tendency to drift mesially 1) Primary incisors 2) Primary canines 3) Permanent incisors 4) Permanent molars
OrthodonticsAnswer: 4
Most commonly retained tooth in a deciduous dentition is 1) Maxillary lateral incisors 2) Mandibular second molars 3) Mandibular lateral incisors 4) Maxillary first molars
