题目内容

Which of the following does not belong to the root system? ().

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

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24 0:04:40选择题 髓腔体积最小的是:()

A. 上颌中切牙
B. 上颌侧切牙
C. 下颌中切牙
D. 下颌侧切牙

24 0:04:40 Multiple choice question The tooth with the smallest pulp cavity is _________. ()

A. maxillary central incisor
B. maxillary lateral incisor
C. mandibular central incisor
D. mandibular lateral incisor

25 0:03:56选择题 前磨牙中,双根管发生概率最高的牙齿是:()

A. 上颌第一前磨牙
B. 上颌第二前磨牙
C. 下颌第一前磨牙
D. 下颌第二前磨牙

25 0:03:56 Multiple choice question Among the premolars, which of the following teeth has the highest proportion of having double root canals: ()

A. Maxillary first premolar
B. Maxillary second premolar
C. Mandibular first premolar
D. Mandibular second premolar

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