通常所称的扁桃体是指()。 ["咽扁桃体","腭扁桃体","舌扁桃体","咽鼓管扁桃体","前四者的合称"]
活动隔墙表面应色泽一致、平整光滑、洁净,线条应顺直、清晰,其检验方法正确的是() ["观察检查","推拉检查","手摸检查","尺量检查","检查产品性能检测报告"]
类风湿关节炎病情活动相关的辅助检查是() ["类风湿因子(RF.","抗核抗体(ANA.谱","血沉(ESR)和C反应蛋白(C-RP)","关节X线检查","血清补体"]
下列哪个人群不能作为队列研究的暴露组() ["一般人群","有组织的患病人群","职业人群","有组织的社会团体","特殊暴露人群"]
椎管内肿瘤最常见的发病部位是(). ["颈段","胸段","腰段","骶段","尾段"]
呕血概述