消化道出血应用三腔气囊管压迫止血，放气的时间是术后() ["A．12／小时","B．24小时","C．48小时","D．72小时","E．96小时"]
哪些情况可列为高危儿?
下列哪些器官组织常被筛窦恶性肿瘤侵及() ["A．眼眶","B．口腔","C．上颌窦","D．鼻腔","E．蝶窦"]
正常足月儿的外观有哪些特点?
轻度口腔感染患者应选择的漱口液是() ["A．1％～4％碳酸氢钠溶液","B．1％～3％过氧化氢溶液","C．0．1％醋酸溶液","D．2％～3％硼酸溶液","E．复方硼砂溶液"]
新生儿体温调节有什么特点?
