男,1岁,因发育落后来院,查体:皮肤粗糙,眼距宽、鼻梁低平、舌常伸出口外,少动,智力

题型:单项选择题

问题:

男,1岁,因发育落后来院,查体:皮肤粗糙,眼距宽、鼻梁低平、舌常伸出口外,少动,智力低下。为确诊首选的检查是()

A.骨龄测定

B.染色体检查

C.甲状腺功能

D.血钙测定

E.尿氨基酸

考点:儿内科(医学高级)十七、内分泌系统疾病十七、内分泌系统疾病题库
题型:单项选择题

根据句意及汉语提示填空。

1. We should do our best to help these foreign _______ (游客).

2. Bad _______ (习惯) can make us sick.

3. We shouldn't _______ (花费) too much time on it.

4. Robots are very useful in the _______ (现代的) world.

5. I'm going to spend the weekend just ________ (放松).

题型:单项选择题
从方框中选择适当的句子,完成下面的对话(其中有两项是多余选项)
A. What's the weather like in your hometown?
B. What is it famous for?
C. It's in the south of Guangdong.
D. I'm going to see ruy grandma.
E. That's great !
F. It's about 50 thousand people.
G. She lives in my hometown.
Darning: Hi , Lingling. Where are you going next week?
Lingling: Hi , Daming.      
Daming: Where does she live  1  
Lingling:   2  
Daming: Where is your hometown?
Lingling:   3   It's famous for bananas.
Daming: What's the population of it?
Lingling:   4  
Daming: Is your hometown newer than before(以前)?
Lingling: Yes, it is.And it's more beautiful.
Daming:   5   Can you take photos when you get back next week?
Lingling: No problem!
题型:单项选择题

李某,女,75岁,有高血压史三十年,在进行家务活动时,突觉头晕,随即倒地,急送医院检查,病人呈昏迷状态,左侧肢体偏瘫,CT可见高密度影,最可能的诊断为

A.心源性休克
B.急性心梗
C.脑梗死
D.脑出血
E.肾衰

题型:单项选择题

当节流件上游直管段长度不够,只大于3D,且同一平面内有90°弯头,指示流量将比实际流量().

A.偏大

B.偏小

C.不变

D.不一定

题型:单项选择题

短路电流计算中,下列假设条件错误的是

A.三相系统对称运行;
B.各电源的电动势相位相同;
C.各元件的磁路不饱和;
D.同步电机不设自动励磁装置。

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