第四章单元测试
- "roller coaster effect" include （ ）
- Which of the following statements is not true（ ）
- The fixed restoration of full dental arch implantation mainly adopts （ ）
- Carames class I, and can choose 6 or 4 implant-supported full dental arch integrated fixation restoration. The clinical literature reports that there is no significant difference in the success rate between the two approaches. （ ）
- Strong anchorage: the distance of the posterior teeth moving near the middle does not exceed 1/2 of the extraction gap.（ ）
A:deep overbite B:open bite of interior teeth. C:posterior crossbite D:deep overjet
答案:deep overbite
A:The commonly used treatment methods to relieve the crowding include: arch expansion, incisor proclination, interproximal enamel reduction, sequential distalization and tooth extraction B:In conventional orthodontic treatment, we usually divide expansion into dental expansion and skeletal expansion. C:We can rexpand the maxillary posterior dental arch till the lingual cusp of maxillary molar bites on the buccal cusp of mandibular mola. D:The recommended arch expansion amount in clinical application is no more than 2mm per arch.
答案:The recommended arch expansion amount in clinical application is no more than 2mm per arch.
A:crown bridge B:complete Denture C:zirconia integral bridge D:metal bracket baking
答案:crown bridge###zirconia integral bridge###metal bracket baking
A:对 B:错
答案:对
A:对 B:错
答案:错
