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单选题 Which of the following is a disadvantage of porcelain restorations? ( )
学科：默认课程
时间：2026-04-13 08:51:26
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题目1单选题
Which of the following is NOT a common material used for dental restorations? ( )A. PorcelainB. GoldC. PlasticD. Wood
题目2单选题
The process of making a mold of the patient's teeth for a restoration is called: ( )A. Impression takingB. Occlusion adjustmentC. Tooth preparationD. Cementation
题目3单选题
A fixed dental prosthesis that replaces one or more missing teeth and is supported by natural teeth or implants is called: ( )A. CrownB. BridgeC. InlayD. Veneer
题目4单选题
The part of a dental bridge that connects the pontic to the abutment teeth is called: ( )A. ConnectorB. SolderC. RetainerD. Framework
题目5单选题
What is the term for the layer of material that bonds a restoration to the tooth? ( )A. AdhesiveB. CompositeC. LinerD. Primer
题目6单选题
Which of the following is a disadvantage of porcelain restorations? ( )A. They are esthetically pleasingB. They are strongC. They are brittleD. They are easy to fabricate
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