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.Management Sciences
Category: Permanent Dentition
A pronounced developmental groove is usually present on the mesial marginal ridge of a permanent________________?
A. Mandibular third molar
B. Mandibular second premolar
C. Maxillary second molar
D. Maxillary first premolar
Dentin islands are frequently found in the root canals of which of the following permanent teeth ?
A. Maxillary lateral incisor & mandibular canine
B. Maxillary 2nd premolar & maxillary 1st molar
C. Maxillary 2nd premolar & mandibular canine
D. Maxillary 1st molar & mandibular 2nd premolar
In which of the tooth is the mesiodistal measurements is greater lingually than facially________________?
A. Maxillary 1stpremolar
B. Mandibular 2ndpremolar
C. Mandibular 1st premolar
D. Maxillary 1st molar
Following eruption , the root of the maxillary central incisor completes development at what approximate age ?
A. 7 years
B. 8 years
C. 9 years
D. 10 years
In which of the following a nonfunctional cusp is present________________?
A. Maxillary 1st molar
B. Maxillary 2ndmolar
C. Mandibular 1st molar
D. Mandibular 2nd molar
In comparison to maxillary central incisor , Maxillary canine has a height of contour that is______________?
A. More
B. Less
C. Same
D. Different on different teeth
Steepest cusp is seen in_______________?
A. Maxillary 1st premolar
B. Maxillary 1st molar
C. Mandibular 2nd molar
D. Mandibular 1st molar
The geometric outline of the buccal surface of posterior teeth are_______________?
A. Trapezoidal
B. Rhomboidal
C. Quadrilateral
D. Square
The number of point angles in a permanent mandibular first molar is_____________?
A. 6
B. 8
C. 4
D. 10
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