问题
单项选择题
治疗子痫的惊厥可选用
A．氯化钙
B．硫酸镁
C．酚酞
D．地西泮
E．苯妥英钠
答案
参考答案：B
解析：
硫酸镁注射给药，抑制中枢和外周神经系统，引起骨骼肌松弛和血压下降。Mg2+尚能抑制心肌，扩张外周血管而使血压降低。因此主要用于缓解子痈的惊厥。
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治疗子痫的惊厥可选用
A．氯化钙
B．硫酸镁
C．酚酞
D．地西泮
E．苯妥英钠
参考答案：B
解析：
硫酸镁注射给药，抑制中枢和外周神经系统，引起骨骼肌松弛和血压下降。Mg2+尚能抑制心肌，扩张外周血管而使血压降低。因此主要用于缓解子痈的惊厥。
| 阅读理解。 | |||
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| 1. If an Australian student wants to learn Chinese, he or she can ______. | |||
[ ] | |||
| A. call 021-58609228 B. fax 021-58609728 C. email cherrylf@hotmail.com | |||
| 2. How many square meters is the garden of the house for sale? | |||
[ ] | |||
| A. 509 sqm. B. 428.8 sqm. C. 312.9 sqm. | |||
| 3. Where is Cherry working now? | |||
[ ] | |||
| A. Shanghai. B. Guangzhou. C. Beijing. | |||
| 4. If he goes skiing on ______ in Beijing Snow World Ski Park, Nick has to pay more money than on Tuesday. | |||
[ ] | |||
| A. Sunday B. Friday C. Wednesday | |||
| 5. If you want to ski for four hours on weekdays, how much money will you pay at least? | |||
[ ] | |||
| A. 138 yuan. B. 200 yuan. C. 208 yuan. |