牙弓远中游离缺失的可摘义齿修复,一般为混合支持式义齿,支持义齿是基牙和牙槽粘膜二种不同性质的组织,义齿行使功能时会出现下面几种情况:(1)义齿易于转动,因失牙区后方不存在天然牙,牙槽粘膜被压缩量大于基牙;(2)义齿远中端易于下沉,功能时与对(牙合)牙不易均等接触;(3)支点线易 Dental prosthesis missing missing removable denture repair, generally mixed support denture, support denture is the abutment and alveolar mucosa of two different types of organizations, the denture exercise function will appear the following situations: (1) denture (2) the distal end of the denture is easy to sink, and the function is not easy to get in equal contact with the occlusal tooth; (3) the teeth of the alveolar mucosa are compressed more than the abutment teeth; Fulcrum easy line