问题
多项选择题
临床上局麻时在麻药中加入肾上腺素的作用包括 （）
A.减少患者心悸现象
B.降低毒性反应
C.减少术区出血，使术野清晰
D.延缓吸收，延长麻醉时间
E.镇痛效果减弱
答案
参考答案：B, C, D
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临床上局麻时在麻药中加入肾上腺素的作用包括 （）
A.减少患者心悸现象
B.降低毒性反应
C.减少术区出血，使术野清晰
D.延缓吸收，延长麻醉时间
E.镇痛效果减弱
参考答案：B, C, D
Nick is my pen pal. He is 12 years old. He is from Canada. He lives in Ottawa. He speaks English and French. He likes science best. He likes Chinese, too. And he says he can speak a little Chinese, but he can’t write in Chinese. Nick likes sports, too. He likes swimming best He goes swimming on weekends with his father. He says he can swim very well. He doesn’t like Physics. He thinks it too difficult. Nick has a big family. There are eight people in his family, his grandpa, grandma, father, mother and his brothers and sisters. He has two brothers and two sisters. They are Bob, Tim, Jane and Susan. They are happy!
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