Which tooth has a root twice the length of the crown, and the shape of the cross section of the root is oval triangular? ()
A: The maxillary central incisor
B: The mandibular central incisor
C: The maxillary canine
D: The mandibular canine
E: The maxillary first premolar
A: The maxillary central incisor
B: The mandibular central incisor
C: The maxillary canine
D: The mandibular canine
E: The maxillary first premolar
举一反三
- Which tooth has a root twice the length of the crown, with an oval<br/>triangular shape at the cross section of the root: () A: The<br/>maxillary central incisor B: The<br/>mandibular central incisor C: The<br/>maxillary canine D: The<br/>mandibular canine E: The<br/>maxillary first premolar
- The tooth with the root that is approximately twice as long as the<br/>crown and an oval-triangle section of the root neck is () A: the maxillary central incisor B: the mandibular central incisor C: the maxillary canine D: the mandibular canine E: the maxillary first premolar
- The tooth that can be extracted by the rotating force is the () A: The maxillary central incisor B: The mandibular central incisor C: The maxillary lateral incisor D: The mandibular lateral incisor E: The premolar
- Which tooth position does 73 stand for? A: deciduous maxillary left canine B: maxillary right canine C: deciduous mandibular left canine D: deciduous mandibular right canine
- Which tooth position does 24 stand for? A: maxillary left first premolar B: maxillary right first premolar C: mandibular right first premolar D: mandibular left first premolar