下面哪些是阴道的特点() ["阴道后穹隆与直肠子宫陷凹紧密相邻","阴道壁由黏膜、肌层与浆膜层构成","阴道壁有很多纵行皱襞","阴道伸展性很大","阴道黏膜为单层鳞状上皮"]
在有效抗生素治疗下,影响肺脓肿疗效的主要原因是() ["A.营养不良","B.脓液引流不畅","C.祛痰药使用不当","D.支持疗法不得力","E.没有长期卧床休息"]
关于髋关节的正常活动范围,下列错误的是() ["0°(伸),150°(屈)","过伸25°","30°(内收),45°(外展)","40°(内旋),60°(外旋)","过伸15°"]
关于腕关节的活动范围,下列错误的是() ["背伸70°","掌屈80°","桡侧偏25°","尺侧偏50°","中立位0°"]
普通型肺炎球菌肺炎的治疗,最主要的措施是() ["A.卧床休息,补液","B.给氧","C.祛痰止咳","D.退热止痛","E.选用敏感抗生素"]
简述地方性克汀病的发病机制。