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习题练习：SL Topic C3.2 Defence against disease
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 作者: admin    总分: 12分  得分: _____________

答题人: 游客未登录  开始时间: 25年02月01日 00:08  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) (组内1/4) 切至整卷模式 搜藏此题  
第 1 题组 (共 4 题 4 分)
  1. Why are phagocytes regarded as a component of the innate imm:txct i(w0ao (une system?

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2#
 
单选题 ( 1.0 分) (组内2/4) 切至整卷模式 搜藏此题  
  2. Which of the following processes occ(opxg*10cx qeoot)6s ur in B-cells on infection of a human by a path1o ) pc6soto (x0xg*qeogen?
I They are activated by contact with a helper T-cell.
II They are activated by contact with an antigen.
III They can differentiate to produce antibodies.
IV They divide rapidly by mitosis.

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3#
 
单选题 ( 1.0 分) (组内3/4) 切至整卷模式 搜藏此题  
  3. Which of the following are consequencesgi( 8go v.w rp81su m32w:vs:uba.om s of infection with the HIV virus?
I Destruction of all lymphocytes.
II Reduced resistance to opportunistic infections.
III The body does not produce antibodies.
IV Destruction of some types of lymphocytes

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4#
 
单选题 ( 1.0 分) (组内4/4) 切至整卷模式 搜藏此题  
  4. Why do antibiotics destroy bactypbs,zxaj k/ - o0utju28c:*teria but do not affect viruses?

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5#
 
问答题 ( 1.0 分) (组内1/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第1/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
a. Describe the relatech1xn3d 6 9tmionship between the incidence of measles infections and the percentage of the population immunised3 mh6tx1ec9 dn.
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6#
 
问答题 ( 1.0 分) (组内2/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第2/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
b. Calculate the increase in the percentage of the worldwide population 30dv2a /thvvpu 1u,w qvaccinated between 1980 and 1990 p/q0uv,v wtvhua 32d1
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7#
 
问答题 ( 1.0 分) (组内3/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第3/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
c. Suggest one reason for the decline in the perc-)ftdkv+ wv. centage of the population immunised between 19)d+ cw. fvk-vt90 and 1995.
参考答案:    
本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，学生可刷题练习，扫右侧二维码或加微信xxxxxxxxxx，获取更多资料
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8#
 
问答题 ( 1.0 分) (组内4/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第4/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
d. Does the data tend to support the hypothesis that the usea*:ikith2 9y m of a vaccination can completm:ki* hti2ay9ely eradicate a disease?
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9#
 
问答题 ( 1.0 分) (组内5/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第5/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
e. A single vaccination is 93% effective tf+ fmfy1dmf 5)s c8+i xb2hus-34pnm and two vaccinations given six months apart are 97% effective in producing immunisation. (Source – Center for Disease Control, Atlantpd5tyfs+- mmf+fu8xb4n i 3)1ms cfh2a, USA, 2014 figures). Explain why a second vaccination can increase the effectiveness of immunisation.
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10#
 
问答题 ( 1.0 分) (组内6/6) 切至整卷模式 搜藏此题  
第 2 题组 (共 6 题 6 分) 当前第6/6题 
题组内容描述:
5. The percentage of children vaccinated against measles worldwide and the incidence of the disease itself are outlined in the following table (source WHO):
f. Outline how the concept of m az9sroyc8z(e*s/:ngk rx: uo)*.zh herd immunity applies to mass vaccination against a diseae au*zk gro/:x). hmrny8(:9 szsz*cose.
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本习题练习题目来源于无忧得胜-网上国际课程 (https://5edu.win)，学生可刷题练习，扫右侧二维码或加微信xxxxxxxxxx，获取更多资料
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11#
 
问答题 ( 1.0 分) (组内1/2) 切至整卷模式 搜藏此题  
第 3 题组 (共 2 题 2 分)
6. Outline the process by which damaged skin cai uel9 +xwxp+-n be sealed by the blood forming a x++9x iuwe l-pclot.
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12#
 
问答题 ( 1.0 分) (组内2/2) 切至整卷模式 搜藏此题  
7. Resistance to multiple antibiotics (Multiresistance) iq5pqv41zls w8garmr87ff x(8 ged 3i(s increasing in bacterial pathogen populations. Outline a reason for the increase in bacterial resista8gmg(ef 4pqzqlrxi858s 3 f7wda(r1v nce and one way in which research may be able to develop new treatments for bacterial infections.
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  • 姓名:游客(未登录)
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