题目内容

The “six-year molars” refers to ()

A. The incisors
B. The canines
C. The premolars
D. The first molars
E. None of the above

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The visible dental tissue on the longitudinal section of the crown does not include ()

A. The enamel
B. The dentin
C. The cementum
D. The pulp
E. None of the above

Which tooth can have five cusps on the occlusal surface?()

A. The maxillary first molar
B. The maxillary second molar
C. The maxillary third molar
D. The mandibular first molar
E. None of the above

The root system doesn't include ()

A. The root canal
B. The intercanal anastomoses
C. The lateral canal
D. The apical ramification
E. The pulp cavity

Which is connected to the periodontium via the lateral accessory foramina? ()

A. The root canal
B. The accessory root canal
C. The lateral canal
D. The intercanal anastomoses
E. The apical ramification

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