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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: 匿名未登录  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 regardedymi2 p7d-rpw2m u0b -d 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 in xw6 blbl9hv 5g2m5sd .B-cells on infection of a human by a .6m 9vls2 dgh5lwxbb5 pathogen?
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 infection wi/ 34zb 9 k( kkvb/qqjo.pyh da5t7lh4o+xtpj8 th 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 destro2nz/nb. ynrc-p i9ay+6)d svky bacteria 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 relationship between the incidence of measles infections and t pg484)3ehue d 2atiphhe percentage of the population i2u)a4de eti4p h3 gph8mmunised.
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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 v:plyos) aapi 3w)na na *,1k:n/xxnh8accinated between 1980 and aw/p,iyl: ax oxsp8a *nha)n3k) nn:11990
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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 percentage of the pop.vba- ew(fkmm le+** 8 glsgpib)u(2eulation immunigmb.kl(eu8pf w se)-g* e+*l2ivm ba (sed between 1990 and 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 hypothesis that the use of vi0s 02ah2z 83i+bw.r mskgtba vaccination cawrm .vt0zk 0ba 3bg28s+hi2 isn completely 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 and two vaccinations giv38 n/ed3 s(h q ct4qcs-wpmli)en six months apart are 97% effective in producing immunisation. (Source – Center for Disease Control, Atlanta, USA, 2014 figures). Explain why a second vaccination can increase the effectiveness of s c3h8-w(qlpmi4)/snd 3q ec timmunisation.
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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 ciu2+f(y bmb8 f rd99jdoncept of herd immunity applies to mass vaccination against 8 bf9d29dir mfy(jb+ua disease.
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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 blp8ijj xun1 o*/ood forming a1 j8 ijopnx/*u clot.
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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 (M,fwvswzmsp h8c,t f1 c8l6/x; ultiresistance) is increasing in bacterial pathogen populations. Ou;,wszcs1cp8,vx hlw 6/mt8 fftline a reason for the increase in bacterial resistance and one way in which research may be able to develop new treatments for bacterial infections.
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