The lingual cusp of lower first premolar is compared to the development of_?
A. Cusp of carabelli
B. Distolingual cusp of molars
C. Lingual cusp of second premolar
D. Cingulam of canine
The geometric outline of the buccal surface of posterior teeth are__?
A. Trapezoidal
B. Rhomboidal
C. Quadrilateral
D. Square
Fourth canal is present in__?
A. Mesiobuccal roots of maxillary first molar
B. Distal root of mandibular first molar
C. Both of the above
D. None of the above
The permanent mandibular second molar differs from the permanent mandibular first molar in number of _?
A. Cusps
B. Roots
C. Lingual grooves
D. Marginal ridges
The most constant and valuable trait to differentiate among maxillary first, second and third molars i__?
A. Number of roots
B. Depth of central fossae
C. Comparative size of the cusp of carabelli
D. Relative position of the distolingual grooves
Which of the following has a nonfunctional cusp ?
A. Mandibular canine
B. Maxillary second premolar
C. Mandibular first premolar
D. None of the above
The term diphydont means_?
A. Second dentition
B. Two same sets of dentition
C. Two separate sets of dentition
D. More than two sets of dentition
The number of point angles in a permanent mandibular first molar is_?
A. 6
B. 8
C. 4
D. 10
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
