关于钾的叙述,不正确的是() A.钾主要分布在细胞内液,只有2%在细胞外液 B.血浆

题型:单项选择题 1.0

问题:

关于钾的叙述,不正确的是()

A.钾主要分布在细胞内液,只有2%在细胞外液

B.血浆钾浓度要比血清钾浓度高约0.5mmol/L左右

C.细胞内、外液中钾的浓度巨大差别主要依赖细胞膜上的钠泵作用

D.血清钾并不能准确反映体内总钾量

E.血清钾高于5.5mmol/L以上,称为高血钾

考点:临床医学检验技术士临床检验士相关专业知识临床医学检验技术士相关专业知识考前冲刺一
题型:单项选择题 1.0
对于任意实数a、b、c、d,命题:
①若a>b,c<0,则ac>bc;
②若a>b,则ac2>bc2
③若ac2<bc2,则a<b;
若a>b,则
1
a
1
b

⑤若a>b>0,c>d>0,则ac>bd.
其中真命题的个数是(  )
A.1B.2C.3D.4
题型:单项选择题 1.0
阅读 Unit4《what would you do》,从右栏建议中选择与左栏情景相匹配的选项。
What would you do if …
Accidents or problems
Advice
1. you cut yourself by accident
2. you burned yourself by accident
3. your grandfather fell downstairs and wasn't moving
4. a friend offered you cigarettes
5. an "internet friend" asked if you
 could meet.
A. First find out how bad it is, and then put the burned area under cold running water.
B. You should refuse and talk to him about the dangers of smoking.
C. You should tell your parents about it, agree to meet in a public place and shouldn't go alone.
D. You should call the hospital and get the medical help first, then make him comfortable and stay with him.
E. You should cover the cut with a clean cloth and press it hard. If it's a deep cut, you should see a doctor.

题型:单项选择题 1.0

判断下列语句是否是命题,如果是,请写出它的题设和结论。

(1)内错角相等;

(2)对顶角相等;

(3)画一个60°的角。

题型:单项选择题 1.0

陶瓷绘画中的“复写”,也叫做()。

A、罩染

B、积染

C、套染

D、漫染

题型:单项选择题 1.0

观音三大香会期()?

A.二月十九

B.三月十九

C.六月十九

D.八月十九

E.九月十九

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