Medical MCQs

5099 MCQs  (Page 235 of 510)

Which of the following do not contribute to arch stability ?
A. Cusps
B. Root forms
C. Embrasures
D. Periodontal fibers
Contact areas of anterior teeth which are placed in centre of middle third ____________?
A. Mesial contacts of maxillary lateral and canine
B. Distal contacts of maxillary centrals and laterals
C. Distal contacts of maxillary laterals and canine
D. Mesial contacts of maxillary first and second premolar
Which teeth show less curvature on the crown above the cervical line than any other teeth_____________?
A. Maxillary anterior
B. Mandibular canine
C. Mandibular anteriors
D. Maxillary canine
All are true about calciotraumatic line, except______________?
A. Due to caries
B. Due to death of odontoblastic layer
C. It remains after caries is removed
D. Because of odontoblastic migration from cell rich zone
The biting forces at molar region during mastication is_______________?
A. 20 to 55 pounds
B. 30 to 75 pounds
C. 50 to 75 pounds
D. 90 to 200 pounds
All embrasure spaces are reflection of the______________?
A. Form of the teeth involved
B. Size of the teeth involved
C. Eruption sequence involved
D. None of the above