对肝炎后肝硬化的诊断最有价值的异常是()
A.脾肿大
B.蜘蛛痣
C.肝功能异常
D.超声显示肝回声不均质
E.食管钡餐检查下段有蚯蚓样充盈缺损
参考答案:D
—I don't feel myself now.
—________
A.Don't do that,please.
B.It's impossible.
C.What's the matter?
D.Why do you want to feel yourself?
分离纯化后蛋白质含量测定常用()
A.凯氏定氮法
B.双缩脲法
C.酚试剂法
D.紫外分光光度法
E.溴甲酚绿