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习题练习:SL Topic C3.2 Defence against disease

 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 reglz j 502li xmxk6lm*(marded as a component of the innate immune 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 occur zo7. nv/ m)nadin B-cells on infection of a human by a pathogenvnomdaz). n/7?
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 consequences of infeclak0m,zb(u5g tion 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 bacteria but do not affect 7 qgdq;h9uys,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 relationship between the inciden7nhnw 1) otgsf ugb;23ce of measles infections and the per32g ;1)w ognush b7nftcentage of the population immunised.
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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 increaseg5h5cqb marq h*22wku 2u(tt3 in the percentage of the worldwide population vaccinated betweekuqu25th hr2q *(bta 35m2gwcn 1980 and 1990
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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 dk.g4phdn 5s v0 j8kc-mecline in the percentage of the population immunised between 1990 andk05sp.mc kh4 vjg n8-d 1995.
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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 hypba7bgc4-f uui, .1aj wothesis that the use of a vaccination can cf w4baa,.j-c u1g 7buiompletely 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 andv+ 0kc(y a8a,ogorh,i two vaccinations given six months apart are 97% effective in pry0+ ,krc8oa( i,go havoducing immunisation. (Source – Center for Disease Control, Atlanta, 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 herd immunity applies to mass vaccination agaz,ew*frqo3rhjo scg7*m s5z5p 5b;-x inst a disb-zr; es3gz* 5 jc f5q7pms,hoxr 5w*oease.
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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 can be sealed by the blood for- v 44n.pkf/ )8ac mzlktu1jqrming a clo 4) .kln 1fzu- tpq4k8/jcvramt.
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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) is increasing in bacterz,i hl -c7v* 2gb-bm-6-mwln fwe ig-qial pathogen populations. Outline a reason for the increase in bacterial resistance and one way in which research may be able to develop new treatments for bacterial infectionclegwzb 6whv* i bifl7g2mm,-q- - --ns.
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