对α受体和β受体均有激动作用的是( )。
A.去甲肾上腺素 B.异丙肾上腺素 C.可乐定D.肾上腺素 E.多巴酚丁胺
参考答案:D
解析: 肾上腺素受体激动药分类
In those days, our ______ concern was to provide people who were stopped by the snow storm with
food and health care. [ ]
A. normal
B. constant
C. permanent
D. primary
脑出血最常见的原因是()。
A.脑动脉炎
B.高血压和脑动脉硬化
C.血液病
D.脑动脉瘤
E.脑血管畸形