问题
单项选择题
超声诊断二尖瓣脱垂的标准是()
A.左室长轴观和心尖四腔观见二尖瓣瓣体凸向左房,跨越二尖瓣环>2mm
B.二尖瓣有皱褶
C.CDFI示二尖瓣重度反流
D.二尖瓣呈连枷样
E.无标准
答案
参考答案:A
超声诊断二尖瓣脱垂的标准是()
A.左室长轴观和心尖四腔观见二尖瓣瓣体凸向左房,跨越二尖瓣环>2mm
B.二尖瓣有皱褶
C.CDFI示二尖瓣重度反流
D.二尖瓣呈连枷样
E.无标准
参考答案:A
阅读理解。 | ||||||||||
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1. Who invented the sport of badminton? | ||||||||||
A. Indians. B. British. C. Chinese. D. Koreans. | ||||||||||
2. Which of these sports appeared earliest at the Olympics? | ||||||||||
A. Archery. B. Badminton. C. Taekwondo. D. Football. | ||||||||||
3. Which sport was first named after a town? | ||||||||||
A. Badminton. B. Football. C. Taekwondo. D. Archery. | ||||||||||
4. Which of the following picture shows the sport of"Taekwondo"? | ||||||||||
![]() A B C D | ||||||||||
5. Where can you most probably find web page? | ||||||||||
A. Sydney 2000.com B. Beijing 2008.com C. Guangzhou 2010.com D. London 2012.com |