蛲虫的主要致病机制在于().A.摄取宿主大量营养 B.喜欢钻孔的习性 C.成虫固着肠

题型:单项选择题 A型题

问题:

蛲虫的主要致病机制在于().

A.摄取宿主大量营养

B.喜欢钻孔的习性

C.成虫固着肠壁造成的损伤

D.成虫特殊的产卵习性

E.虫体代谢产物的刺激

考点:人体寄生虫学人体寄生虫学题库
题型:单项选择题 A型题

阅读理解。

     I have six baskets. Three are big. Three are small. I have some pears and some oranges. I put three

pears in each small basket, and I put three oranges in each big basket and one orange in each small basket. The number of the oranges is my age.

1. I have_______ pears.

A. three

B. five

C. seven

D. nine

2. I have_______ oranges.

A. six

B. eight

C. ten

D. twelve

3. What are those in the three small baskets?

A. Nine pears.

B. Nine oranges.

C. Three pears and nine oranges.

D. Nine pears and three oranges.

4. Where are the pears?

A. In the three big baskets.

B. In the three small baskets.

C. In a big basket.

D. In a small basket.

5. I'm_______ years old.

A. nine

B. ten

C. eleven

D.twelve

题型:单项选择题 A型题

关于肠梗阻哪项是错误的

A.绞窄性肠梗阻原则上应早期手术

B.绞窄性肠梗阻发病突然,进展迅速

C.绞窄性肠梗阻肠鸣音往往减弱

D.绞窄性肠梗阻疼痛持续,阵发性加剧,无缓解期

E.单纯性肠梗阻反射性呕吐比绞窄性明显

题型:单项选择题 A型题

The price of the sweaters____ $20.

A.is

B.are

C.have

D.has

题型:单项选择题 A型题

以不特定多数投资者为对象而广泛募集的债券是公募债券。

题型:单项选择题 A型题

子宫破裂的防治方法是

A.健全三级保健网,宣传孕妇保健知识

B.加强产前检查,避免忽略性难产发生

C.一旦发现先兆子宫破裂的体征,立即抑制宫缩,尽快剖宫产

D.有剖宫产史的孕妇,一律剖宫产

E.避免滥用缩宫素

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