oral anatomy MCQs – Page 13

Practise focused oral anatomy questions with marked answers for exam preparation and subject revision.

oral anatomy Mcqs
241. An imaginary occlusal curve that contacts the buccal and lingual cusp tips of mandibular buccal teeth is called the _____________?
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A. Monson curve

B. Wilson curve

C. Catenary curve

D. Curve of spee

242. Which of the following is true for permanent teeth________________?
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A. All of the above

B. Maxillary roots are inclined distally where as Mandibular roots are inclined mesially

C. Buccal cusps of lower and lingual cusps of upper are the functional cusp

D. Maxillary molars are buccally inclined and Mandibular molars are inclined lingually

243. Depression of mandible is achieved by_______________?
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A. All of the above

B. Digastric

C. Lateral pterygoid

D. Geniohyoid

244. 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_____________?
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A. Mandibular lateral incisor

B. Mandibular central incisor

C. Maxillary central incisor

D. Maxillary second premolar

245. If a mandibular canine has bifurcated roots, they are most commonly placed_______________?
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A. Facial and lingual

B. Mesial and distal

C. Mesiobuccal and distobuccal

D. Mesiolingual and distolingual

246. Which of the following do not contribute to arch stability ?
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A. Cusps

B. Root forms

C. Periodontal fibers

D. Embrasures
247. In which of the tooth is the mesiodistal measurements is greater lingually than facially_____________?
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A. Maxillary 1stpremolar

B. Mandibular 2ndpremolar

C. Mandibular 1st premolar

D. Maxillary 1st molar
248. The embrasure areas in the following areas are contentious______________?
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A. Labial and lingual

B. Lingual and Occlusal

C. Incisal and Occlusal

D. Labial and Occlusal