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.Management Sciences
Category: Oral Anatomy
In the majority of situations, that first decidous tooth to erupt is the____________?
A. Mandibular central incisor
B. Mandibular first molar
C. Maxillary central incisor
D. Maxillary second molar
Which of the following teeth have more than one occlusal form____________?
A. Maxillary 1st premolar
B. Maxillary 2nd premolar
C. Maxillary 1st molar
D. Mandibular 1stmolar
Which of the following tooth shows largest Mesio- buccal ridge _____________?
A. Maxillary 1st premolar
B. Maxillary 2nd premolar
C. Mandibular 1st molar
D. Mandibular 2nd premolar
Which of the following is true for permanent teeth________________?
A. Maxillary roots are inclined distally where as Mandibular roots are inclined mesially
B. Maxillary molars are buccally inclined and Mandibular molars are inclined lingually
C. Buccal cusps of lower and lingual cusps of upper are the functional cusp
D. All of the above
Crown formation of all permanent teeth except third molars is completed between_____________?
A. Birth to 8 years
B. Birth to 12 years
C. Birth to 6 years
D. 6 years to 12 years
Temporo – mandibular ligament is attached to _____________?
A. Lateral aspect of TMJ
B. Posterior aspect of TMJ
C. Mandibular condyle
D. Coronioid process
The crowns and roots of primary molar at their cervical portions are more____________?
A. Slender mesiodistally
B. Slender anteroposteriorly
C. Bulkier mesiodistally
D. Buliker anteroposteriorly
Difference between primary and permanent enamel is_______________?
A. In prism arrangement
B. in mineral content
C. No difference in enamel, difference in dentin
D. None of the above
In primates; a tooth with single conical cusp and single root is seen in________________?
A. Haplodont
B. Heterodont
C. Acrodont
D. Thecodont
The eruption are of maxillary permanent lateral incisor is_____________?
A. 8-9 years
B. 6-7 years
C. 10-11 years
D. 8-9 months
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