The tooth that is commonly seen in an abnormal relation and contact with its adjacent teeth of the same arch is ?
A. Mandibular first premolar
B. Mandibular lateral incisor
C. Maxillary central incisor
D. Maxillary lateral incisor
Mesial contact area of the permanent canine is at the_?
A. Middle third
B. Junction of the incisal
C. Junction of the middle and cervical thirds
D. None of the above
Which of the following are the unction's of contact areas_?
A. Distribution of occlusal stresses
B. Protection of periodontium
C. Stabilization of dental arches
D. All of the above
Buccal surface of posterior teeth are wider than lingual surface mesiodistally except in?
A. Maxillary first molar
B. Mandibular second premolar
C. Mandibular first molar
D. Maxillary second premolar
Protective crests of contour on buccal and lingual surfaces are found?
A. In the middle third of the lingual
B. Nearest the occlusal third of the lingual
C. In the cervical third of the buccal
D. Both A and C
The interdental papilla is located in the ?
A. Facial embrasure
B. Lingual embrasure
C. Cervical embrasure
D. Occlusal embrasure
The primary centre of formation of each lobe is present in?
A. Apex of the root
B. Tip of the cusp
C. Centre of the crown
D. Centre of the tooth
In primates; a tooth with single conical cusp and single root is seen in__?
A. Haplodont
B. Heterodont
C. Acrodont
D. Thecodont
The curvature of the cervical line of most teeth will be approximately_?
A. 2 mm less distally than mesially
B. 1 mm less distally than mesially
C. 2 mm less lingually than buccally
D. 1 mm less lingually than buccally
The term” contact point” which is often used to designate the contact of teeth i the same arch is a__?
A. Synonym
B. Antonym
C. Misnomer
D. Laevonomer
