全麻病人手术期间体温降低时最少发生的是（）
A.代谢性酸中毒
B.高碳酸血症
C.高钾血症
D.烦躁
E.中枢抑制
参考答案：D
胚胎抗原
Carbon dioxide as a fire fighting agent has which advantage over other agents?（）.
A.It causes minimal damage
B.It is safe for personnel
C.It is cheaper
D.It is most effective on a per unit basis
