下列哪项与甲状腺滤泡性癌有关() ["A．有无滤泡形成","B．包膜或血管有无肿瘤细胞浸润","C．有无完整的包膜","D．多发于青少年","E．以上均不是"]
幽门梗阻出现()低位肠梗阻出现()肠扭转出现() ["A．粪性呕吐","B．血性呕吐","C．胆汁性呕吐","D．喷射性呕吐","E．呕吐宿食伴酸臭味"]
肠管呈代偿性肥厚可引起低渗性缺水()肠管迅速膨胀，肠管变薄，可引起等渗性缺水()持续腹痛血便，肠鸣音微弱或消失有腹膜刺激征()呕吐粪样内容物，高度膨胀() ["A．绞窄性肠梗阻","B．慢性肠梗阻","C．急性完全性梗阻","D．动力性肠梗阻","E．低位肠梗阻"]
化学危险品的包装和____必须符合国家规定。() ["商标","标志","颜色","形状"]
回肠—结肠型套叠钡灌肠的典型征象是()低位小肠梗阻()克罗恩病的X线钡餐检查表现()结肠息肉X线钡灌肠的征象是() ["A．充盈缺损","B．“杯口”征","C．回肠末端肠腔狭窄，管壁僵硬，呈线样征","D．“鸟嘴”征","E．腹中部“阶梯状”排列"]
低位肠梗阻()幽门梗阻()肠扭转()
