问题
单项选择题 A1/A2型题
心尖区出现Austin-Flint杂音提示有()
A.主动脉瓣关闭不全
B.肺动脉瓣关闭不全
C.二尖瓣关闭不全
D.主动脉瓣狭窄
E.二尖瓣狭窄
答案
参考答案:E
解析:主动脉瓣关闭不全有重度反流时,可导致二尖瓣处于半关闭状态,形成相对性二尖瓣狭窄,此时在心尖区听到舒张中晚期隆隆样杂音,称为Austin-Flint杂音。
心尖区出现Austin-Flint杂音提示有()
A.主动脉瓣关闭不全
B.肺动脉瓣关闭不全
C.二尖瓣关闭不全
D.主动脉瓣狭窄
E.二尖瓣狭窄
参考答案:E
解析:主动脉瓣关闭不全有重度反流时,可导致二尖瓣处于半关闭状态,形成相对性二尖瓣狭窄,此时在心尖区听到舒张中晚期隆隆样杂音,称为Austin-Flint杂音。
情景交际。从方框中选择恰当的句子完成对话。 | |
Simon: 1______ It's very big. Amy: 2______. Simon: It has 12 rooms. Amy: Oh, it's bigger than my flat. Simon: 3______. Amy: It has a dinning room, a bathroom, two bedrooms and a living room. Simon: Who do you live with? Amy: 4______ Which is your favourite place? Simon: 5______ Amy: I hope I can visit your flat one day. |