Mcq Subject: Dental
To remove centric interference, reduce:
A. Supporting cusps
B. Central fossa
C. Both of the above
D. None
View DescriptionSize of finishing diamond bur ranges from:
A. 38-44micron.
B. 20-30micron.
C. 10-38 micron.
D. All of the above.
View DescriptionTrue about bicuspidization:
A. Separation of mandibular molar mesial and distal roots with their respective crown portions
B. Separation or removal of half root with their respective crown portion in mandibular molar
C. Separation or removal of half root without their respective crown portion in mandibular molar
D. Separation or removal of half-crown without their respective root portion in mandibular molar
View DescriptionFor the calculation of the positive predictive value of a screening test, the denominator is comprised of:
A. True+ves + False-ves
B. False+ves + True-ves
C. True+ves + False+ves
D. True+ves + True-ves
View DescriptionChromium is used in stainless steel for which purpose?
A. Corrosion resistance
B. Increases the lustre of stainless steel
C. Stabilization of the alloy
D. Increases the hardness of steel
View DescriptionThe tooth most commonly having bifurcated roots is the:
A. Maxillary central incisor
B. Mandibular lateral incisor
C. Mand. central incisor
D. Mandibular premolar
View DescriptionAmong anteriors highest incidence of bifurcated root is seen in
A. Mandibular canine
B. Maxilary canine
C. Mandibular Lateral incisor
D. Mandibular central incisor
View DescriptionDeciduous teeth do not show fluorosis because:
A. Placenta acts as a barrier
B. Fluoride is taken up by the fast growing skeletal tissue
C. The calcification time of deciduous teeth is less
D. All of the above
View DescriptionDirection of force by class III elastic in face mask?
A. 15-20 degree downward from occlusion
B. 15-20 degree upward from occlusion
C. 35-40 deg downward from occlusion
D. 5-10 deg downword from occlusion
View DescriptionWhich of the following cephalometric analysis does not reveal the severity of anteroposterior jaw dysplasia?
A. Down's analysis
B. Steiner analysis
C. Tweed's analysis
D. Wit's analysis
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