当急性肾小球肾炎出现急剧血压升高或高血压脑病时,首选的降压措施为:
A.利血平肌注
B.甲基多巴口服
C.肼苯达嗪口服
D.利血平口服
E.硝普钠静滴
参考答案:E
下图是钠元素的原子结构示意图,下列叙述不正确的是
A.钠原子的质子数为11
B.钠原子的最外层电子数为1
C.钠原子易失去电子形成阳离子
D.钠元素为非金属元素
根据句意,写出划线词的对应词或反义词。
1. His first name is John,and his _____ name is Brown.
2. _____ your pictures here. Take the books there.
3. Linda is my _____, and Clark is my uncle.
4. Ask and _____ these questions.
5. The parents have a son and a _____.