门脉高压症手术输大量乳酸林格溶液可引起() A.右心衰竭 B.左心衰竭 C.间质性肺

题型:单项选择题

问题:

门脉高压症手术输大量乳酸林格溶液可引起()

A.右心衰竭

B.左心衰竭

C.间质性肺水肿

D.全身水肿

E.以上均可

考点:广西麻醉科住院医师规范化培训麻醉科麻醉科题库
题型:单项选择题

阅读理解。

     All over the world people enjoy sports. Sports help to keep people healthy, happy and help them to

live longer.

     Sports change with the season. People play different games in winter and summer.

     Games and sports often grow out of people's work and everyday activities. The Arabs use horses or

camels in much of their everyday life; they use them in their sports, too.

     Some sports are so interesting that people everywhere go in for them.Football,for example,has spread around the world. Swimming is popular in all countries near the sea or in those with many rivers.

     Some sports or games go back thousands of years,like running or jumping.Chinese boxing for example

, has a very long history. But basketball and volleyball are rather new.  Neither one is a hundred years old yet.  People are inventing new sports or games all the time.

     People from different countries may not be able to understand each other, but after a game they often

become good friends.  Sports help to train a person's character (性格).  One learns to fight hard but fight

fair, to win without pride and to lose with grace.

1.According to this passage we know that ______ .

A.people began to play about one hundred years ago

B.about 100 years ago people ran or jumped when they played

C.not all the games have long history

2. According to this passage, which of the following isn't true?

A. Sports help to train a person's character.

B. People swim only because there are a lot of rivers in their country.

C.People from different countries may not be able to understand each other before a game.

3. The writer didn't tell us in this passage that______  .

A. basketball was invented in America

B. sports change with the seasons

C. football is played all over the world

4.A lot of people have more free time from their work to enjoy sports because______  .

A. they like sports very much

B they want to live long

C. they want to make a lot more friends

5. From this passage we can see that______  .

A. sports and games are unimportant things that people do

B. sports and games should be treated(对待)only as amusement

C. sports and games are not only useful to the old

题型:单项选择题

如图所示的实验,目的是探究声音的音调高低由什么因素决定。下列关于该实验的现象和结论的说法中,不正确的是                               

[ ]

A.塑料尺伸出桌面的长度越短,振动越快,听到的音调越高

B.塑料尺伸出桌面的长度越长,塑料尺振动时发出的音调越低

C.塑料尺振动幅度越大,听到的音调越高

D.声音的高低是由塑料尺单位时间振动的次数决定的

题型:单项选择题

师徒两人共同加工480个零件,同时开工,4小时完成任务,徒弟每小时比师傅少加工6个零件.师徒每小时各加工多少个零件?

题型:单项选择题

航天育种是一种新的育种技术。我国科学家早在1987年就用卫星搭载了普通青椒的种子,返回后经过多次培育,终于培育出了“太空椒”新品种。太空椒与普通青椒相比,果有果型大、维生素C含量高、早熟、抗病虫的能力强及口味优良等特性。单果重量高可达500g以上,产量提高了20%~30%,经过多年种植,这些优良特性保持稳定。

(1)太空椒新品种是普通青椒的一种变异,抗病虫能力强,则太空椒属于_______变异。

(2)太空椒多年保持着优良的性状,说明该品种又属于___________变异,发生该变异的原因是___________。

(3)我国科学家表示,将要加大航天育种的速度。根据以上材料,请你预测一下航天育种对农业生产将起什么作用:_____________。

题型:单项选择题

从FBE涂料DSC图谱上获得的与固化度有关的重要信息有哪些?

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