心肌细胞分为快反应细胞和慢反应细胞的主要分类依据是4期自动去极化的速度。()
参考答案:错
I want to know _____. [ ]
A. what is his name
B. what's his name
C. that his name is
D. what his name is
对传染病患者或疑似传染病患者污染的场所和物品,医疗保健机构应当及时采取()
A.封闭场所并销毁物品
B.强制隔离治疗
C.必要的卫生处理
D.报告上级卫生行政机关处理
E.提请卫生防疫部门处理