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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 re6r;c3 *4ckye*-he 6s 7ygwy,us cw pqe 8lfy8egarded 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 B-3cb,:we-8rx3c,d7dldq lc j hcells on infection of a human by a pathoelw 8cdj: c3h rx37dcbl,,d q-gen?
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 foll og.xz3 utbdfc+x;rr2kd4 s (0owing are consequences 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 bacteria but do n,48eodmik ts/u w;3e:c)spg11ds ko mot 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 izr-y*o/r lgcyc*m ,uqi: h974cl*fs rncidence of measles infections and the percentage of the 4mgo ry,rciy 7 scq9u :cl/f-*h*rz l*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 increase in the ho*svc)un3pr b56j )d percentage of the worldwide population vaccinated betwe cjnv)od3b)s5 * hpu6ren 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 decline in th gk:alvl 2f*5;i kwa7fe percentage of the population immunisea;ag w7*2 ffikl l5kv:d 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 hypothey, uu)w)s(8c w6 snvy9oahw 6 e:o9ewysis that the use of a vaccination cany(v)u)ow9 w o, 8ynceas6s:yh wwu9 e6 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% effecxqt)0 5 sf*kywtive and two vaccinations given six months apart are 97% effective in producing immunisation. (Source – Center )qsk*5fy0w x tfor 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 ma .lj ms5 gfez-hovmfyo* h,3q)+2msu:ss vaccination against a2 +ysvojlfzq :o*es5umh ),mf-3ghm. 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 sg1:.d w5kfkh imea114ni p -foealed by the blood forming a clot ffp151ka.g deimhn 41:owi k-.
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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) s k3l n1pcut3e.hi72h is increasing in bacterial pathogen populations. Outline a reason for the increase in bacterial resistance and one way in which research may be able to develop nehesnu h ckl3. 1t2i3p7w treatments for bacterial infections.
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