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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: 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 regarded as a componenkd i zr* ytsxtx/13/ -v;6-gmg f(suevt 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-cells on infection of uk2/,f w;w w6jung4ooo z./e va human by a pathogen?oz /,j2fgnowe; wov wu.uk4/ 6
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 inos 6.sg+(ijy9z px h2sqn (kp4fection 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 v35l k hj*j9h,2 bucchyiruses?

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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 uiqjuf uvu. 44w,q 97fh oz1k/the percentage of the zu/jq ff u4 v4.i,71kq9ouuwh 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 percentage of the worldwide population va2 g ;9e+azk 7c6h.xque ojcqx2ccinated between 192g9xha .cqk c+ujxe7 eo; qz6280 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 the percentage of the population immunia04otlu tziq8:v s)- +nutta7cfu +hqt: ;b d/sed between 199ic;f-a8 0hu+t dqt :v7lut t:b/4o)au+s znt q0 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 a vaccicl 6pzvz(cv 2)y/g0 h zqr3)vfnation can completely eradicate a disease?r3f)p(l/vzcygv)z z26 cq 0vh
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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% ddmj7x4ortr3dd/u;( effective and two vaccinations given six months apart are 97% jdm(o/ru d37xdtd;4r effective in producing 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 immunityw(.c)0bn fmem g/*igr*h qo 1n applies to mass vaccination against a disease.ri ./me)hocqn1f*g w *n mb0g(
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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 wha 8e8lnttx(,d ich damaged skin can be sealed by the blood forming a tedx8na, l(t8clot.
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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 (Multiresistanc/md8/q3whl.2 t sbew je) is increasing in bacterial pathogen populations. Outline a reason for the increase in bacterial resistance and one way in which research ma bhqwde8ms tl3w2.j// y be able to develop new treatments for bacterial infections.
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