第一章测试
1. Which of the following is not the English term for “牙列缺失” ( )
A:partial edentulism B:full edentulism C:complete edentulism D:edentulism
答案:A
2. Which of the following dentures are mucosa-supported ( )
A:traditional complete denture B:overdenture C:implant-assistant overdenture D:implant-supported fixed complete denture
答案:A
3. Considering the absorption characteristics of the residual alveolar ridge in the edentulous mandible, which of the following description is incorrect ( )
A:The absorption direction of the mandibular alveolar ridge is downward and outward. B:The edentulous mandibular arch gradually enlarges. C:The anterior alveolar ridge resorbs faster than the posterior alveolar ridge. D:The mandibular alveolar ridge absorbs as fast as 10 times that of the maxillary alveolar ridge.
答案:D
4. Which of the statements about the residual alveolar ridge is incorrect ( )
A:When the alveolar process is unevenly resorbed, sharp bony points can form. B:The bone resorption rate of the remaining alveolar ridge was basically constant. C:The residual alveolar ridge is always in the process of continuous bone resorption since the day it was formed. D:Residual alveolar ridge refers to the ridge-shaped alveolar bone and the overlying mucoperiosteum tissue remaining after tooth loss.
答案:B
5. The resorption process of the remaining alveolar ridge can be divided into two stages with different resorbing speeds, of which the faster stage is ( )
A:Within six months after tooth extraction B:1 month after tooth extraction C:1 week after tooth extraction D:First three months after tooth extraction
答案:D
6. As the components of complete dentures, the functions of artificial teeth do not include ( )
A:replace missing teeth B:retention C:masticatory function D:esthetics
答案:B

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