正常的主动脉根部波群(M型)不能显示的结构是A.左房后壁 B.主动脉左冠状动脉瓣 C

题型:单项选择题

问题:

正常的主动脉根部波群(M型)不能显示的结构是

A.左房后壁

B.主动脉左冠状动脉瓣

C.主动脉右冠状动脉瓣

D.主动脉无冠状动脉瓣

E.二尖瓣叶

考点:大型设备上岗证考试彩色多普勒(CDFI)上岗考试2004年CDFI医师上岗证考试试题
题型:单项选择题

根据短文内容及提示完成短文。

     I lived in Amsterdam in the Netherlands 1._______ World War II. My family was Jewish, so we had to

hide away 2._______ a year and a half in order 3._______ (not catch) by the German Nazis. During that time

I wasn't able to go outdoors for so long that I grew so crazy 4._______ everything 5._______ (do with) nature.

Once, I decided to look at the moon at midnight 6._______ myself.

     But I didn't dare 7._______ (open) the window 8._______ ( see) the night face to face because I was afraid

of 9._______ (discover) by the Nazis.

     I felt very lonely without 10._______ (see) my old friends. So I had to make a new friend-my diary Kitty,

whom I could tell everything to. Sadly, at last my family was discovered and 11._______ (catch) by the

German Nazis some time later.

题型:单项选择题

下列哪种情况下,测深辨位可得出比较准确的结果()。

A.计划航线与等深线平行,等深线稀疏

B.计划航线与等深线垂直,等深线稀疏

C.计划航线与等深线平行,等深线密集

D.计划航线与等深线垂直,等深线密集

题型:单项选择题

南洋公学

题型:单项选择题

前衣片里子前边必须与()的里口长度、弯度吻合。

A.挂面

B.门襟

C.里襟

D.衣面

题型:单项选择题

慢性阻塞性肺疾病与左心功能不全的鉴别要点是()。

A.慢性阻塞性肺疾病气道阻塞不可逆性

B.慢性阻塞性肺疾病FEV1与FVC的比值<70%

C.慢性阻塞性肺疾病胸部影像学表现仅为肺纹理增粗、紊乱、肺气肿等非特异性改变

D.慢性阻塞性肺疾病临床表现以咳嗽、咳痰、气促为主

E.慢性阻塞性肺疾病无心脏器质疾病基础、无夜间阵发性呼吸困难

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