问题
单项选择题
女患者，32岁。阵发性劳力性呼吸困难3年，咳痰带血丝1个月。M型超声心动图检查可见二尖瓣前叶呈城墙样改变，后叶同向运动。哪项体征具有诊断意义 ( )
A．心尖区3/6级收缩期杂音，向颈部传导
B．肺动脉瓣区第二心音减弱
C．胸骨左缘第2肋间Graham-Steel杂音
D．心尖区隆隆样舒张中晚期杂音
E．心尖区隆隆样舒张早期杂音
答案
参考答案：D
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女患者，32岁。阵发性劳力性呼吸困难3年，咳痰带血丝1个月。M型超声心动图检查可见二尖瓣前叶呈城墙样改变，后叶同向运动。哪项体征具有诊断意义 ( )
A．心尖区3/6级收缩期杂音，向颈部传导
B．肺动脉瓣区第二心音减弱
C．胸骨左缘第2肋间Graham-Steel杂音
D．心尖区隆隆样舒张中晚期杂音
E．心尖区隆隆样舒张早期杂音
参考答案：D
We don’t have special skills but all of us can be special people. Why? Because we can volunteer. Mary, a Canadian girl, was sad because she had a heart problem. Her classmates had always been trying to her up. However, they couldn’t because she was so that she needed lots of money to have an operation (手术）. Her parents to get help from the public. A TV station soon a call-in center for Mary. Many people called and offered to help Mary . At the same time, Mary’s classmates donated (捐赠）money, and some of them even handed out notices Mary’s story at a local supermarket. All above helped Mary a lot. Mary and her parents really everyone’s hard work. There are lots of opportunities (机会) for us to volunteer. The Asian Games in Guangdong, for example, need volunteers. And volunteers are also in local hospitals, old people’s homes, and so on. We can also help homeless people and people, and volunteer to clean up parks. Volunteering is not only a great way to help people, but also a great way to make new friends, to learn new skills, and to have fun.
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