右下肢被机动车轧伤,具备下列哪项可以诊断为骨折() ["局部高度肿胀","压痛明显","下肢不能自主活动","骨摩擦音","明显跛行"]
眼虹膜睫状体炎常见于哪种类型类风湿() ["全身型","多关节型,类风湿因子阳性","多关节型,类风湿因子阴性","少关节型,Ⅰ型","少关节型,Ⅱ型"]
急性胰腺炎引起血清钙降低的主要原因是()。 ["呕吐、胃肠减压等引起钙丢失过多","禁食使钙摄入减少","电解质紊乱","钙与溶解的脂肪结合","代谢性酸中毒"]
孕妇,31岁,孕2产1。现妊娠37周,因腹痛、阴道流血1小时急诊入院。B超检查后提示为“胎盘早剥”。急诊护士应首先采取的护理措施是()。 ["做好阴道检查的准备","密切监测胎儿情况","立即建立静脉通道","做好剖宫产术前准备","做阴道分娩的准备"]
细胞毒活性测定() ["IFN-α","IFN-β","TNF","MTT","3H-TdR"]
颅面骨骼的发育方式有()三种。