2021 Veterinary Parasitology(Sichuan Agricultural University)1465268460 最新满分章节测试答案

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本课程起止时间为:2021-09-13到2021-11-29
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【作业】Part One： IntroductionChapter Two： Epidemiology of Parasitic Diseases Questions and Answers

1、 问题: Describe the harms parasites pose to host.
评分规则: 【 Response: (1) Nutrient loss including bleeding and feeding on host tissue; (2) Mechanic damages including larval tissue migrations, duct blockage and tissues/organs compression; (3) Host immunoregulations, such as allergic responses; (4) Being vectors to transmit infectious pathogens.
】

2、 问题:What is the transmission route of the parasitic disease?
评分规则: 【 Response: Need to list five transmission routes.
】

3、 问题:What is the definition of the natural areas?
评分规则: 【 Response：List the definition.
】

Part One： IntroductionChapter Two： Epidemiology of Parasitic Diseases Unit One

1、 问题:The division criterions of parasites do not include (    )
选项：
A:Host ranges and species
B: Degree of adaptation to hosts
C:Host sizes 
D:Time or period in or on hosts
答案: 【Host sizes 】

2、 问题:The following parasite that belongs to the facultative parasite is (    )
选项：
A:Lucilia maggots
B:Hypoderma bovis
C:Psoroptes ovis 
D:Ascaris suum
答案: 【Lucilia maggots】

3、 问题:The following parasite that can cause self-infection is (    )
选项：
A:Echinococcus
B:Cysticercus cerebralis
C:Taenia solium
D: Schistosoma japonicum
答案: 【Taenia solium】

4、 问题:What is the epidemiology of parasitic disease? (    )
选项：
A:It is a science that studies the patterns on occurrence, transmission, prevalence and outcome of parasitic diseases in animal populations.
B:It is a science that studies the patterns on occurrence, transmission, prevalence and outcome of parasitic diseases in most animal populations.
C:It is a science that studies the patterns on occurrence, transmission, prevalence and outcome of parasitic diseases in a certain kind of animal populations.
D:It is a science that studies the routes on occurrence, transmission, prevalence and outcome of parasitic diseases in some animal populations.
答案: 【It is a science that studies the patterns on occurrence, transmission, prevalence and outcome of parasitic diseases in animal populations.】

5、 问题:Among the following options, which one is not the epidemic features of parasitic diseases? (    ) 
选项：
A:Endemic
B: seasonality
C:Occasionality 
D: Natural area
答案: 【Occasionality 】

6、 问题:The transmission route of Dirofilaria immitis is (    )
选项：
A:By feeding utensils 
B:By vectors
C:By keeping cages 
D:By direct contact
答案: 【By vectors】

7、 问题:The routes parasites use to infect hosts include (    ).
选项：
A:Oral infection
B:Respiratory tract infection
C:Self-infection
D:Blood-brain barrier infection
答案: 【Oral infection;
Respiratory tract infection;
Self-infection】

8、 问题: Which parasite groups do Trichinella spiralis belongs to (    )
选项：
A:The endoparasite
B:The permanent parasite
C:The polyxenous parasite 
D:The obligatory parasite
答案: 【The endoparasite;
The permanent parasite;
The polyxenous parasite ;
The obligatory parasite】

9、 问题:The harms parasites pose to pigs include (    )
选项：
A: Nutrition loss 
B:Tissue/organ lesion  
C:Immune interference
D:Pathogen transmission
答案: 【 Nutrition loss ;
Tissue/organ lesion  ;
Immune interference;
Pathogen transmission】

10、 问题:Which of the following descriptions of the susceptible animals are right (    )
选项：
A:Susceptible animals include the animals that are susceptible to certain kinds of parasites because of lacking immunity
B:Susceptible animals include the animals that are susceptible to certain kinds of parasites because of their low immunity
C:Different breeds of animals appear to have different levels of susceptibility to the same parasite species. 
D:Every animal species is only susceptible to certain kinds of parasite species.
答案: 【Susceptible animals include the animals that are susceptible to certain kinds of parasites because of lacking immunity;
Susceptible animals include the animals that are susceptible to certain kinds of parasites because of their low immunity;
Different breeds of animals appear to have different levels of susceptibility to the same parasite species. ;
Every animal species is only susceptible to certain kinds of parasite species.】

11、 问题:The transmission routes of parasitic disease are (    ).
选项：
A:By feeding utensils
B:By vectors
C:By keeping cages
D:By direct contact
答案: 【By feeding utensils;
By vectors;
By keeping cages;
By direct contact】

12、 问题:Ascaris suum is an endoparasite and also belongs to polyxenous parasites.
选项：
A:正确
B:错误
答案: 【错误】

13、 问题:Pig Cysticerci mainly cause nutrition loss of the host.
选项：
A:正确
B:错误
答案: 【错误】

14、 问题:The buffalo is an important reservoir host of human schistosomiasis japonicum. 
选项：
A:正确
B:错误
答案: 【正确】

15、 问题:All parasites are in the same developmental stages when discharged from their hosts.
选项：
A:正确
B:错误
答案: 【错误】

16、 问题:Fasciola hepatica can be spread to other places via the migration of the intermediate host.
选项：
A:正确
B:错误
答案: 【正确】

【作业】Part One： IntroductionChapter Four： Prevention and Control of Parasitic Diseases Question and An

1、 问题:What are the main immunological diagnostic methods currently?
评分规则: 【 Response: Enzyme-linked immunosorbent assay (ELISA), indirect fluorescence antibody technique(IFAT) and Colloidal gold immunochromatographic assay(GICA) ,etc.
】

2、 问题:What is the principle of ELISA method？
评分规则: 【 Response: ELISA employs an enzyme linked antigen or antibody as a marker for the detection of specific protein. An enzyme conjugated with an antibody reacts with a colorless substrate to generate a colored reaction product.
】

3、 问题:What are the basic procedure of the ELISA ?
评分规则: 【 Response: Coating, blocking, and detection.
】

Part One： IntroductionChapter Four： Prevention and Control of Parasitic Diseases Unit Two

1、 问题:The most commonly used ELISA method for detecting antibodies and antigens is（）
选项：
A: Indirect ELISA  
B:Sandwich ELISA  
C:Competitive ELISA  
D:Fluorescent labeling
答案: 【Competitive ELISA  】

2、 问题:What is marked with fluorescent dye in IFAT（）
选项：
A:Antigen  
B:Antibody    
C: Tissue
D:Pathogen
答案: 【Antibody    】

3、 问题:What is used to observe the results of IFAT and GICA need to（）
选项：
A:Microplate reader  
B: Microscope