问题
问答题 简答题
何谓心绞痛？
答案
参考答案：
在运动、体力劳动尤其是精神紧张，情绪激动时，需要心脏加强工作或引起冠状动脉痉挛收缩时，由于冠状动脉的管腔已有狭窄，因而供应心肌的血液一时不敷需要，便产生了暂时性的心肌缺血。医学上称为“心绞痛”。
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何谓心绞痛？
参考答案：
在运动、体力劳动尤其是精神紧张，情绪激动时，需要心脏加强工作或引起冠状动脉痉挛收缩时，由于冠状动脉的管腔已有狭窄，因而供应心肌的血液一时不敷需要，便产生了暂时性的心肌缺血。医学上称为“心绞痛”。
词组填空：根据所提供的语境，从方框中选择正确的短语填空完成句子：（共10小题；每小题1分，满分10分）
1. Her mother died when she was two years old and he was ________ by her grandma. 2.They are talking so warmly and it looks ________ they were old friends. 3.The fact is that I earned my passage by working as an unpaid hand,which ________ my appearance. 4.We don’t know whether he did it ____________ or on purpose. 5.They said the weather there was hot;_____________ it was cold. 6.If you cheat in the exam,you’ll never _________ it. 7.They set up a monument _________ those who died in the great earthquake. 8.The doctor advised him to _________ the fat and increased the fibre in his meal because of his heart disease. 9.She said she would be there at seven o’clock,and he thought she would _________. 10.If the neighbours do not give any sweets,the children might _________ them. |