蛛网膜下隙阻滞麻醉时发生恶心呕吐的原因有()
A.迷走神经传入冲动相对增加
B.胃肠蠕动增加
C.胆汁反流入胃
D.低血压,脑缺氧
E.精神因素
参考答案:A, B, C, D, E
权力距离
— Mike injured his leg playing football yesterday.— Really?()
A.Who did that?
B.What’s wrong with him?
C.How did that happen?
D.Why was he so careless?