In suture there is proliferation of connective tissue followed by replacement of bone. This is called 1) Endochondral bone growth 2) Intramembranous growth 3) Appositional growth 4) Periosteal growth
OrthodonticsAnswer: 3
Which of the following are sites of cartilaginous growth postnatally? 1) Spheno-occipital synchondrosis 2) Mandibular condyle 3) Nasal septum 4) Both A and B
OrthodonticsAnswer: 4
Which of the following is related to reciprocal anchorage in orthodontic mechanotherapy 1) Tipping of a tooth 2) Extraoral force 3) Bodily movement of a tooth 4) Equal and opposite forces
Which of the following is a MISMATCH? 1) Bolton point: Highest point on the concavity behind occipital condyles 2) Gonion: Anterior point of the angle of the mandible 3) Orbital: Lower point on the left infraorbital margin 4) None of the above
OrthodonticsAnswer: 2
Abnormal thick labial frenum results in 1) Midline diastema 2) Imbrication 3) Labial inclination of incisors 4) All of the above
OrthodonticsAnswer: 1
A child has an extreme open bite. Only the most posterior teeth contact in the opposite arch. The best procedure for dentist would be 1) Refer the child to an orthodontist for treatment 2) Remove the posterior teeth in each quardant 3) Both of the above 4) None of the above
OrthodonticsAnswer: 1
After mixed dentition stage, the arch length from first molar to first molar usually 1) Remains same 2) Increase 3) Decrease 4) Doubles
