[问答题,简答题] 小口畸形的病因是什么？

主管一身阴阳的是() ["肝","心","脾","肺","肾"] “先天之本”是指() ["肝","心","脾","肺","肾"] 化生“天癸”的物质基础是() ["肝血","肾精","脾气","肺阴","肾阳"] 简述一种下唇单个交叉组织瓣修复上唇缺损的原则和手术设计。 促进机体滋润、宁静、成形和制约阳热功能的物质是() ["肾精","肾气","肾阴","肾阳","以上均非"] 小口畸形的病因是什么？