"Dental age" 1) Refers to state of dental maturation 2) Correlated to skeletal age 3) Independent of skeletal age 4) All of the above
OrthodonticsAnswer: 4
Incompetent lips may be seen in 1) Increased anterior face height 2) Flaccid lips 3) Enlarged adenoids 4) Matured swallow
OrthodonticsAnswer: 1
The time required for extrusion of a root by orthodontic treatment is 1) 1 week 2) 4 to 8 weeks 3) 2 to 4 weeks 4) 8 to 12 weeks
OrthodonticsAnswer: 3
Facial height is measured from 1) Nasion to gonion 2) Nasion to pogonion 3) Nasion to gnathion 4) Nasion to menton
OrthodonticsAnswer: 4
Delay in pubertal growth on hand-wrist radiographs is indicated by 1) Absence of pisiformis 2) Absence of sesamoid 3) Absence of capitum 4) Absence of hemantum
OrthodonticsAnswer: 2
You are examining a case with class III incisor relation. Which of the following contribute to poor prognosis 1) Reduced overbite 2) Crowding or lower arch 3) Deviated path of closure 4) Retroclined upper central incisors
OrthodonticsAnswer: 1
Example of semifixed orthodontic appliance is 1) Kessling"s wrap around retainer 2) Hawley"s retainer 3) Lip bumper 4) Pin and tube appliance
OrthodonticsAnswer: 3
Length of the maxilla increases by 1) Surface apposition at tuberosity region 2) Growth at mid palatine suture 3) Alveolar growth downwards and forwards 4) All of the above
