Oral Anatomy MCQs

Page No. 8

According to Schour & Massler the crown completion of both permanent maxillary and mandibular first molars is________________?


a1½ – 2 years

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b2½ – 3 years

✓


c3-4 years

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d4-5 years

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View Answer 2½ – 3 years

Crown formation of all permanent teeth except third molars is completed between_____________?


aBirth to 8 years

✓


bBirth to 12 years

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cBirth to 6 years

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d6 years to 12 years

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View Answer Birth to 8 years

An 8 – yr old child comes to your clinic with large front teeth having jagged margins, what is the treatment plan for this patient ?


aSmoothen the jagged margins and apply fluoride varnish

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bBuild up other teeth to large size

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cExtraction of big teeth

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dAssure him and send him back

✓



Ratio of mesiodistal width to height of crown of maxillary canine is______________?


a6:10

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b8:10

✓


c6:8

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d7:10

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View Answer 8:10

Dentin islands are frequently found in the root canals of which of the following permanent teeth ?


aMaxillary lateral incisor & mandibular canine

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bMaxillary 2nd premolar & maxillary 1st molar

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cMaxillary 2nd premolar & mandibular canine

✓


dMaxillary 1st molar & mandibular 2nd premolar

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The number of line angles a permanent maxillary central incisor is_____________?


aTwo

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bFour

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cSix

✓


dEight

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View Answer Six

Which of the following is the largest root_____________?


aThe lingual root of a maxillary first molar

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bThe lingual root of a maxillary second molar

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cThe root of a mandibular canine

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dThe root of a maxillary canine

✓



Greater crown bulk distal to the faciolingual bisecting plane of a tooth is most typical of the mandibular_______________?


aCentral incisor

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bLateral incisor

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cCanine

✓


dSecond premolar (AIPG – 97, Man-95)

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View Answer Canine

In which of the tooth is the mesiodistal measurements is greater lingually than facially_____________?


aMaxillary 1st premolar

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bMandibular 2ndpremolar

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cMandibular 1st premolar

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dMaxillary 1st molar

✓


View Answer Maxillary 1st molar

Five cusps are present in___________________?


aMaxillary first molar only

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bMandibular first molar only

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cMaxillary and mandibular first molar

✓


dMaxillary and Mandibular second molar

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