Academic tasks provide 2000+ basic and advanced level of Oral Anatomy MCQs with answers and detailed explanations. In this section, we focus on all areas of MCQs on Oral Anatomy subject and cover all important topics of Anatomy of the mouth and teeth like Basic Oral Anatomy, Calcification and Eruption of Teeth, Decidous dentition, Occlusion,  Permanent Dentition,  Physiologic Form of Tooth and Periodontium, Physiologic Form of Tooth and Periodontium, Osseous Structures and TMJ – and much more. All these topics are chosen from trusted and best reference books on Oral Anatomy. These dental anatomy MCQs are also helpful for the preparation of interviews, entrance examinations, other competitive examinations, and certifications for all Experienced, Freshers, and Students. Also, check MCQs on Medical here.

121. Oblique ridge in maxillary first molar joins which of the following cusps____________________?
A. DL and DB
B. ML and MB
C. ML and DB
D. DL and MB

122. Upper 4 resembles 5 from which aspect ?
A. Buccally
B. Lingually
C. Occlusal
D. Proximally

123. Which of the following has a bifid root ?
A. 32,42
B. 31,41
C. 34,44
D. 13,23

124. Largest tooth in the mandibular arch is_________________?
A. Canine
B. Decidous first molar
C. Permanent first molar
D. Third molar

125. Which of the following has a nonfunctional cusp ?
A. Mandibular canine
B. Maxillary second premolar
C. Mandibular first premolar
D. None of the above

126. 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

127. If the pulp of a single rooted tooth canal were triangular in cross section with the base of the triangle located facially and the apex lingually with a longer mesial side than distal side; the tooth most likely is_____________?
A. Maxillary central incisor
B. Maxillary second premolar
C. Mandibular lateral incisor
D. Mandibular central incisor

128. 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

129. 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

130. The geometric outline of the buccal surface of posterior teeth are_______________?
A. Trapezoidal
B. Rhomboidal
C. Quadrilateral
D. Square

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