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ADA NBDE National Board Dental Part I

Category - NBDE

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Which of the following premolars has a fairly rounded buccal surface and resembles the maxillary canine?

Maxillary first premolar
Mandibular first premolar
Maxillary second premolar
Mandibular second premolar

Explanation

Answer: A -
The buccal surface of the maxillary first premolar is quite rounded and resembles the maxillary canine. The buccal cusp is long. From the cusp tip, the prominent buccal ridge descends to the cervical line of the tooth.

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ADA NBDE National Board Dental Part I

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