【用戶】joe極白

【年級】大一下

【評論內容】They can be either opposing a fully dentulous maxilla or opposing a maxillary partial denture. In any case,there will be severe ridge resorption of the edentulous mandible. This is bacause of two reasons: 1. The constant movement of the tongue adds to the forces on the residual ridge increasing the amount of resorption. 2. The amount of firmly attached mucosa to the denture, bearing area is less in the mandible than In the maxilla. ……Anyhow some authors firmly believe that a mandibular single denture have a very poor prognosis.Textbook of Prosthodontics, by Deepak Nallaswamy P.2...