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患者，男性，70岁，74kg。13年前行二尖瓣生物瓣置换术。入院前两个月出现过短暂头晕；一前自己突然响亮的心脏杂音同时伴有胸闷、气促、尿少、乏力等症状；查体心尖部Ⅲ级样收缩期杂音。心功能Ⅲ～Ⅳ级。心电图示：心律，Ⅰ度房室传导阻滞。胸部X片示：两肺淤血并间质性肺水肿，右上腔静脉影，肺容积缩小，心脏呈二尖瓣-主动脉型。超声心动图示：二尖瓣生物瓣撕裂反流；肺动脉高压（中度）。拟在全身麻醉下行二尖瓣瓣膜置换术。进一步检查可以发现（）。
A.
交替脉
B.
水冲脉
C.
第一心音增强
D.
肺动脉瓣区第二心音增强
E.
二尖瓣听诊区收缩期杂音
F.
可闻及颈动脉杂音
G.
脉压增宽
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参考答案：
举一反三
【简答题】Are sports good for students'body? Why?
查看完整题目与答案
【判断题】通常说某种材料的塑性好坏是指受力后临近破坏时的变形程度的大小,而变形抗力是从力的角度反映塑性变形的难易程度
A.
正确
B.
错误
查看完整题目与答案
【判断题】发送报警信息时 MMI 发出“间歇性的蜂鸣音”。
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列哪一本书是韦伯游历美国后所写的?
A.
《一般经济史》
B.
《社会和经济组织的理论》
C.
《经济与社会》
D.
《新教伦理与资本主义精神》
查看完整题目与答案
【单选题】“物壮则老,谓之不道,不道早已”出自( )
A.
《孔子》
B.
《庄子》
C.
《老子》
D.
《孙子兵法》
查看完整题目与答案
【简答题】All over the world, people enjoy sports. Sports are good for people’s health. Many people like to watch others play s. They buy tickets or turn on their TV sets or may be online to watch. Sports c...
查看完整题目与答案
【单选题】What type of sports are especially good for our health?
A.
Sports that began in China.
B.
Sports that we do on a team.
C.
Sports that require a lot of running.
查看完整题目与答案
【简答题】All over the world, people enjoy sports. Sports are good for people’s health. Many people like to watch others play s. They buy tickets or turn on their TV sets or may be online(上网) to watch. Spor...
查看完整题目与答案
【简答题】完形填空 People all over the world enjoy sports. Sports are good for people's health and sports make people 1 . Some people like to play s by themselves, but some enjoy watching others 2 sports s....
查看完整题目与答案
【单选题】Sports are good for ______ .
A.
people’s health
B.
people who like sports
C.
the players
D.
college students who study under pressure
查看完整题目与答案
相关题目：
【简答题】Are sports good for students'body? Why?
查看完整题目与答案
【判断题】通常说某种材料的塑性好坏是指受力后临近破坏时的变形程度的大小,而变形抗力是从力的角度反映塑性变形的难易程度
A.
正确
B.
错误
查看完整题目与答案
【判断题】发送报警信息时 MMI 发出“间歇性的蜂鸣音”。
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列哪一本书是韦伯游历美国后所写的?
A.
《一般经济史》
B.
《社会和经济组织的理论》
C.
《经济与社会》
D.
《新教伦理与资本主义精神》
查看完整题目与答案
【单选题】“物壮则老,谓之不道,不道早已”出自( )
A.
《孔子》
B.
《庄子》
C.
《老子》
D.
《孙子兵法》
查看完整题目与答案
【简答题】All over the world, people enjoy sports. Sports are good for people’s health. Many people like to watch others play s. They buy tickets or turn on their TV sets or may be online to watch. Sports c...
查看完整题目与答案
【单选题】What type of sports are especially good for our health?
A.
Sports that began in China.
B.
Sports that we do on a team.
C.
Sports that require a lot of running.
查看完整题目与答案
【简答题】All over the world, people enjoy sports. Sports are good for people’s health. Many people like to watch others play s. They buy tickets or turn on their TV sets or may be online(上网) to watch. Spor...
查看完整题目与答案
【简答题】完形填空 People all over the world enjoy sports. Sports are good for people's health and sports make people 1 . Some people like to play s by themselves, but some enjoy watching others 2 sports s....
查看完整题目与答案
【单选题】Sports are good for ______ .
A.
people’s health
B.
people who like sports
C.
the players
D.
college students who study under pressure
查看完整题目与答案
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