关于致密结缔组织的特点哪项正确() A.细胞种类比疏松结缔组织多 B.细胞主要是成纤

题型:单项选择题

问题:

关于致密结缔组织的特点哪项正确()

A.细胞种类比疏松结缔组织多

B.细胞主要是成纤维细胞

C.纤维和基质都比较多

D.纤维排列方向一致

E.HE染色,三种纤维明显可见

考点:组织胚胎学组织胚胎学题库
题型:单项选择题

某溶液中含有①NO3 ②HCO3 ③SO32- ④CO32- ⑤SO42-等五种阴离子. 向其中加入少量的Na2O2固体后,溶液中离子浓度基本保持不变的是(假设溶液体积无变化) [ ]

A.①  

B.①②④

C.①③⑤  

D.①③④⑤

题型:单项选择题

脱水保藏要求食品水分不宜超过()。

A.10%

B.15%

C.20%

D.25%

E.30%

题型:单项选择题
根据对话内容,从对话后的选项中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。选项中有两项多余选项。(共5小题;每小题2分,共10分)
W: Taxi !
M;Where are you going , madam ?
W: Battery Park, please. But can you make a stop at Union Square ? ____小题1:____
M: Of course.
W: Hoe long will it take to go there ?
M: Well, that depends on the traffic, you know._____小题2:____
W: Can you make it in 15 minutes ? ____小题3:____
M: OK, I’ll try. Where exactly is your friend waiting at that place ?
W: On 14th Street. Oh, We’re already at 16th Street.____小题4:____
M: You’ve got it.
W: I think she is around here. ____小题5:____. Ah, there she is !Just in front of the Bookshop. Sally !
A. Oh, my God.
B. Can you slow down ?
C. I’m already 10 minutes late.
D. It’s pretty heavy this afternoon.
E. I am going to buy some books there.
F. I want to pick up my friend there.
G. Can you make a left at the next corner?
题型:单项选择题

业务流程重组是对企业原有业务流程进行()。

A.改良调整

B.循序渐进的修改

C.局部构造

D.重新构造

题型:单项选择题

8个月患儿,诊断为法洛四联症,在一次哭闹后突然出现呼吸困难,随即昏厥、抽搐。最可能的原因是

A.急性心力衰竭

B.脑脓肿

C.脑栓塞

D.肺栓塞

E.缺氧发作

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