oral anatomy MCQs – Page 12

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

oral anatomy Mcqs

221. Largest cusp in permanent mandibular first molar is__________________?
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A. Mesiobuccal

B. Mesio lingual

C. Distal

D. Distobuccal

222. Which anterior teeth have both mesial and distal contact areas of at the incisal third____________?
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A. Mandibular centrals

B. Mandibular laterals

C. Both A and B

D. None of the above

223. Which bifurcation is closet to the cervical line (or) which surface has short root trunk length in a maxillary permanent first molar ?
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A. None of the above

B. Buccal

C. Mesial

D. Distal

224. Distal contact of upper first premolar is________________?
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A. Lower than mesial contact area

B. Higher than mesial contact area

C. Little cervical to junction of occlusal and middle third of crown

D. A and B

225. Using occlusal morphology as guide , the Mandibular third molar is most similar to______________?
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A. Mandibular permanent second molar

B. Mandibular permanent first molar

C. Mandibular decidous second molar

D. Maxillary permanent first molar

226. An 8 yr old child comes to your clinic with large front teeth having jagged margins, what is the treatment plan for this patient ?
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A. Smoothen the jagged margins and apply fluoride varnish

B. Extraction of big teeth

C. Assure him and send him back

D. Build up other teeth to large size

227. The largest permanent tooth in the mouth usually is_____________?
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A. Mandibular canine

B. Mandibular first molar

C. Maxillary first molar

D. Maxillary canine

228. Largest tooth in the mandibular arch is_________________?
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A. Third molar

B. Permanent first molar

C. Canine

D. Decidous first molar

229. Tritubercular cusps are_______________?
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A. ML

B. MB

C. DB

D. All of the above

230. Which of the following tooth shows largest Mesio- buccal ridge _____________?
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A. Mandibular 2nd premolar

B. Maxillary 1st premolar

C. Mandibular 1st molar

D. Maxillary 2nd premolar

231. The contact area on the distal side of a maxillary first premolar is located _____________?
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A. Middle of the middle third with lingual embrasure wider than buccal

B. Middle of the middle third with buccal embrasure wider than lingual

C. Cervical third with buccal embrasure wider than lingual embrasure

D. Litter cervical to the junction of occlusal and middle third of the crown with wide occlusal embrasure

232. Basically TMJ is a_____________?
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A. Ball and socket joint

B. Hinge and axis joint

C. Synovial joint

D. Diartmodal joint

233. Corner stones of dental arches are:
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A. First premolars

B. Canines

C. Second molars

D. First molars

234. The maxillary lateral incisor is smaller than the maxillary central incisor on all aspects EXCEPT which one of the following______________?
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A. Crown length

B. Faciolingual crown width

C. Mesiodistal crown width

D. Root length

235. Maxillary first molar has how many roots ?
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A. 1 mesial and 1 distal

B. 1 lingual and 2 facial

C. 1 mesial and 2 buccal

D. 1 facial and 2 lingual

236. The most common curvature of the palatal root of maxillary first molar is_____________?
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A. Lingual

B. Facial

C. Mesial

D. Distal

237. Which of the following has a bifid root ?
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A. 31,41

B. 34,44

C. 32,42

D. 13,23

238. Which cusp is poorly developed in a permanent maxillary second molar_____________?
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A. DL

B. MB

C. DB

D. ML

239. Mandibular second premolar 3- cusp type id developed from_______________?
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A. 6

B. 3

C. 5

D. 4

240. The contact area on the distal surface of a maxillary first premolar should be placed in________________?
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A. Middle 3rd with facial embrasure greater than the lingual embrasure

B. Occlusal 3rd of proximal surface with facial embrasure greater than lingual embrasure

C. Occlusal 3rd of proximal surface with the lingual embrasure greater than facial embrasure

D. Middle 3rd of proximal surface with lingual embrasure greater than the facial embrasure

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