奇脉最常见于()。 ["缩窄性心包炎","动脉导管未闭","室缺","房缺","二尖瓣狭窄"]
客观听力测听法是指()。 ["ABR","音叉检查","声导抗测试","纯音测听","耳声发射"]
在对心血管病的研究中发现,队列研究中血胆固醇较高的人与较低者相比,患冠心病的OR值为2.4,而在同一人群应用病例对照研究发现0R值仅为1.16,造成此种结果差异的原因主要是() ["入院率偏倚","现患病例一新发病例偏倚","检出征候偏倚","排除偏倚","易感性偏倚"]
下列有关HRP的描述,错误的是() ["A.ICC染色最为常用的酶","B.特异底物为AS-MX","C.在酶反应部位呈棕褐色","D.常用戊二醛作为耦联剂","E.最适pH5~5.5"]
最常见的心脏肿瘤是()。 ["横纹肌肉瘤","心房黏液瘤","纤维瘤","错构瘤","间皮瘤"]
开放性伤口的止血包扎一般步骤