下面叙述中,左心房增大时的改变包括() A.在正位,左心缘第二、三弓之间突出一个小心

题型:多项选择题

问题:

下面叙述中,左心房增大时的改变包括()

A.在正位,左心缘第二、三弓之间突出一个小心弓

B.在正位,右心缘第二弓可见双重轮廓或双边阴影

C.左主支气管受压、上移,使支气管分叉角度开大

D.食管造影时,食管受压向后或向侧方移位

E.左侧位心后缘上半部突出延长

考点:广东住院医师医学影像学影像诊断综合练习影像诊断综合练习题库
题型:多项选择题
选词填空。
根据短文内容,用方框中所给的单词填空。
Both, inside, could, experiment, grown
    What is the greenhouse(温室)effect? Have you ever been inside agreenhouse, the allglass building where plants are     1    ?It's very warm, because the glass walls allow the sun's rays(光线)in but keep the heat
from getting out.
    Think of the earth as being    2    a large green-house. The gases act like a greenhouse's glass walls-they keep the heat from getting out into space,and the earth stays warm.
    Try,this easy     3    :Take two jars (大口瓶) and put a teaspoon of water in each jar. Put a lid (盖子)
on just one jar. Place __4   jars in a aunny place. After a few hours,check on the jars. You'll see that the
open jar hasn't changed,but the closed jar will be hot inside. What happened? The heat from the sun     5     not get out from the closed jar.
题型:多项选择题

下列叙述正确的是[ ]

A.南北纬30°是太阳直射最南最北的纬线

B.北纬40°与西经110°的交点位于亚洲境内

C.等温线较密集处,说明该地地势起伏较大

D.南半球陆地一年中最高气温出现在2月

题型:多项选择题

阿托品作为麻醉前用药的主要作用是( )

A.抑制呼吸道分泌

B.镇静

C.记忆丧失

D.降低基础代谢率

E.增加心率

题型:多项选择题

以侧刃定距的工位数较多的级进模,应采用的侧刃数为()

A、一个

B、二个

C、三个

题型:多项选择题

压力源的心理社会因素为( )

A.温度过热过冷
B.空气
C.过饱
D.水污染
E.恐惧

更多题库