缺氧患者的典型体征是() A.呼吸困难 B.兴奋 C.病理征阳性 D.头痛 E.发绀

题型:单项选择题

问题:

缺氧患者的典型体征是()

A.呼吸困难

B.兴奋

C.病理征阳性

D.头痛

E.发绀

考点:上海住院医师康复医学科呼吸内科呼吸内科题库
题型:单项选择题
完形填空。
breakfast,  look,  quickly,  tooth,  again,  something,  like,  nicer,  way,  begin,  hungry,  anything
     Mr.Johnson was a good man, but he had a shortcoming (缺点). He didn't like to get up early in the
morning. It was half past seven this morning when he 1            at his watch. He got out of bed 2           .
Then he washed his face and brushed (刷) his 3            at coce. Then he put on his clothes and left his
house in a great hurry (匆忙). He was late 4           . He had to run all the 5           to the bus stop and got
there just in time for the bus. He got to his office and 6             to work. Mr.Johson never ate 7            in
the morning, so he was 8           all the morning. When his friends asked him, "Why don't get up early to
have 9            in the morning?" He always said to them, "It is nice to have breakfast. But it is 10          
 to lie (躺) in bed!"
题型:单项选择题

水稻的体细胞有12对染色体,则它的精子、卵细胞和受精卵的染色体数目分别是(  )

A.12对,12对,12对

B.12条,12对,12对

C.12条,12条,12对

D.12条,12条,12条

题型:单项选择题

1946年3月12日,杜鲁门在一次国会演说中提到:希腊除美国之外,无其他国家可以向之乞援,无一国家愿意,亦不能以必需之物供应希腊民主政府,这次演讲的目的是

A.揭露苏联利用经济手段控制希腊的企图

B.希望国会支持政府采取措施遏制苏联

C.表达成为希腊盟友,共同发展经济的愿望

D.宣传马歇尔计划对希腊经济恢复的重要性

题型:单项选择题

如图,在光滑的水平面上叠放着甲、乙两个木块,甲木块用一根细绳拴在左边固定的竖直板上,现在用力把木块乙从右端匀速地抽出来,所用的力F=15N,则甲、乙两木块所受的摩擦力是(  )

A.甲为零,乙受向右的15N的力

B.甲和乙都受向右15N的力

C.甲和乙都受向左15N的力

D.甲和乙都是15N,甲受向右的力,乙受向左的力

题型:单项选择题

在技术方案的经济效果分析中,盈亏平衡分析的固定成本有()。

A.固定资产折旧费

B.无形资产摊销费

C.计时工资

D.计件工资

E.原材料费用

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