第二章测试1. Which of the following does not belong to the lateral wall of the maxillary sinus pyramid （ ）
A:Medial wall B:Anterolateral wall C:Bottom wall D:Posterior wall
答案:C
2. The main position of the mental foramen is at （ ）
A:The root of 6 B:Between 5 and 6 C:The root of 4 D:Between 4 and 5 3. Anatomical structures that should be paid attention to during maxillary sinus surgery are （ ）.
A:Posterior superior alveolar artery B:Infraorbital artery C:Sphenopalatine artery D:Posterior maxillary artery 4. The innervation of the incisor nerve （ ）
A:First premolar B:Central incisor C:Second premolar D:Canine 5. In the application of implant surgery, in order to prevent the injury of the mental nerve, the surgical area should be at least 2mm away from the mental foramen. （ ）
A:对 B:错
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