The dress is _____ expensive that I can't buy it. [ ]
A. very
B. so
C. too
D. much
答案:B
低血容量性休克衰竭期微循环改变的特点是()
A.微循环收缩
B.微循环扩张
C.心排血量正常
D.静脉回心血量增加
E.DIC
女性,15岁,经常头痛,加重1周,无任何阳性体征。
诊断依据是哪些()
A.与脑脊液信号类似
B.囊性占位性病变
C.周围有明显水肿
D.MR增强扫描病变无强化
E.病灶可以强化
F.边界清楚