mooc2019秋人体寄生虫学（杨青）章节答案(慕课2023课后作业答案)

点击查看答案

第一单元 人体寄生虫学总论（Introduction of Human Parasitology）

第一单元测试 (Test of Unit One)

1、秋人青章In parasitism,体寄 the benefited partner is:
A、Parasite
B、生虫Host
C、学杨Carrier
D、节答Definitive (final) host

2、案慕案It is 课课the most important type of two symbiotic relationship between two organisms, in which one partner is benefited while the other is injured.
A、Mutualism
B、后作Commensalism
C、业答Parasitism
D、秋人青章Symbiosis

3、体寄The生虫 host which harbors the larval or asexually reproductive stage of a parasite
A、Intermediate host
B、学杨Reservoir host
C、节答Definitive (final) host
D、案慕案Transport host

4、A person who harbors parasites has no any clinical symptom but can serve as a source of parasitic infection.
A、Host
B、Carrier
C、Final host
D、Reservoir host

5、In life cycles of some parasites, there is the regular alternation of sexual and asexual reproductions.
A、Parasitic zoonosis
B、Geohelminth
C、Alternation of Generation
D、Biohelminth

6、The life cycle of Clonorchis sinensis(肝吸虫）
A、Direct life cycle
B、Indirect life cycle
C、has one intermediate host
D、no intermedate host

7、Some parasites cause insignificant problems in persons with normal immune response but induce obvious clinical signs and symptoms only in persons whose immune response are suppressed. These parasites are called
A、opportunistic parasites
B、obligatory parasites
C、facultative parasites
D、accidental parasites
E、temporary parasites
F、permanent parasites

8、The hosts which harbour the same species of parasite at the same stage as a human host and serve as an important source of infection are called
A、reservoir hosts
B、intermediate hosts
C、definite hosts
D、paratenic hosts

9、Sometimes the larvae of some parasites may survive in an abnormal host but can not develop into adults. The abnormal host serves as
A、paratenic host
B、intermediate host
C、definite host
D、reservoir host

10、The difference between direct life cycle and indirect life cycle in parasitology is whether the parasites have
A、intermediate hosts
B、definite hosts
C、reservoir hosts
D、paratenic hosts
E、alternation of generation

11、What are the parasites’ harms to man?
A、Mechanical effect of parasites on host tissues and organs
B、Depriving the host of nourishment
C、Toxic effect
D、Immuno-pathological lesion

12、What parasites belong to indirect life cycle?
A、A. Lumbricodes
B、Hookworm
C、Filaria
D、Liver fluke

13、The prevelence character of parasitic disease are
A、endemic
B、seasonal
C、no endemic
D、natural zoonosis

14、The infection source of human parasitology include
A、patient
B、carrier
C、intermediate host
D、reservoir host

15、Common infective route of parasitic disease include:
A、By mouth
B、By skin
C、By vector
D、By autoinfection

16、Definitive (final) host is
A、adult stage
B、larval stage
C、sexually reproductive stage
D、asexually reproductive stage

17、What is facultative parasite?
A、The parasite can't survive when they leave the host.
B、The parasite can survive when they leave the host.
C、parasite live freely in the enviornment.
D、parasites live in the host permanent.

第二单元 医学蠕虫学、线虫纲 (Medical Helminthology, Class Nematoda)

第二单元测试 (Test of Unit Two)

1、The infective stage of Ascaris lumbricoides is
A、embryonated egg
B、fertilized egg
C、unfertilized egg
D、decorticated egg
E、larva

2、The most common complication of Ascaris lumbricoides infection is
A、biliary ascariasis
B、peritonitis
C、pneumonitis
D、allotriophagy
E、dyspepsia

3、First choice for diagnosis of Ascaris lumbricoides infection is
A、direct fecal film
B、brine-floatation method
C、cellophane tape method
D、blood smear
E、sputum culture

4、The main inhabitation site in human body of Trichuris trichiura is
A、cecum
B、duodenum
C、rectum
D、appendix
E、jejunum

5、The most commonly used method for diagnosis of Enterobius vermicularis infection is
A、cellophane tape method
B、direct fecal smear
C、saturated brine flotation method
D、precipitation method
E、alkali digestion method

6、The most common symptom for infection of Enterobius vermicularis is
A、anal itch
B、abdominal pain
C、diarrhea
D、dyspepsia
E、disorder in physical development

7、Enterobius vermicularis usually inhabits in which part of human body?
A、ileocecum
B、duodenum
C、rectum
D、appendix
E、jejunum

8、The anemia caused by hookworm infection belongs to
A、microcytic hypochromatic anemia
B、megaloblastic anemia
C、dysplastic anemia
D、aplastic anemia
E、hemolytic anemia

9、The most commonly used method for diagnosis of hookworm infection is
A、saturated brine flotation method
B、direct fecal smear
C、cellophane tape method
D、precipitation method
E、alkali digestion method

10、Human usually get infected of hookworm by
A、skin
B、mouth
C、placenta
D、direct contact
E、bitten by mosquitos

11、The infective stage of hookworm is
A、filariform larva
B、fresh egg
C、rhabditiform larva
D、embryonated egg
E、microfilaria

12、The typical symptom of the larva migrating stage of Trichinella spiralis infection is
A、muscle pain
B、abdominal pain
C、diarrhea
D、fever
E、anemia

13、The infective stage of filaria is
A、filariform larva
B、fresh egg
C、rhabditiform larva
D、embryonated egg
E、microfilaria

14、The most common sign for late filariasis is
A、elephantiasis
B、lymphangitis
C、lymphadenitis
D、erysipelas-like dermatitis
E、chyluria

15、The specific drug for treatment of filariasis is
A、diethylcarbamazine (DEC)
B、albendazole
C、praziquantel
D、mebendazole
E、antimony sodium gluconate

16、The most commonly used method for diagnosis of filaria infection is
A、thick blood smear
B、fresh blood smear
C、Millipore membrane filtration
D、thin blood smear
E、concentration of the veinal blood

17、Why the infection of Ascaris lumbricoides is popular?
A、life cycle is simple, no intermediate host
B、the female releases a large amount of eggs per day
C、the eggs are resistant to the circumstances
D、feces are used as fertilizer directly
E、people eat fruits and vegetables without careful washing
F、the infective stage can invade our human body through many different ways

18、Which of the following diseases can be caused by Wuchereria bancrofti infection but not Brugia malayi infection?
A、hydrocele of testis
B、chyluria
C、orchitis
D、lymphadenitis
E、erysipelas-like dermatitis

19、We may find the microfilaria from the following specimens:
A、blood
B、lymph
C、urine
D、hydrocele of testis
E、cerebrospinal fluid

20、Which of the following nematodes can inhabit in human digestive tract
A、Ascaris lumbricoids
B、Trichuris trichiura
C、Enterobius vermicularis
D、hookworm
E、Trichinella spiralis
F、filaria

第三单元 医学蠕虫学、吸虫纲 (Medical Helminthology, Class Trematoda)

第三单元测试 (Test of Unit Three)

1、The adults of Clonorchis sinensis parasitize in
A、intrahepatic bile duct
B、small intestine
C、lung
D、colon
E、portal-mesenteric vein system

2、Which kind of the following snail can serve as the intermediate host of Clonorchis sinensis?
A、bithynia
B、planorbid
C、melania
D、oncomelania

3、The secondary intermediate host of Clonorchis sinensis is
A、fresh water fish and shrimp
B、fresh water crab
C、crayfish
D、aquatic plants
E、bithynia

4、Duodenal drainage can be used to make diagnosis for the infection of
A、Clonorchis sinensis
B、Fasciolopsis buski
C、Paragonimus westermani
D、Schistosoma japonicum
E、Paragonimus skrjabini

5、The adults of Fasciolopsis buski parasitize in which part of our human body?
A、small intestine
B、intrahepatic bile duct
C、lung
D、colon
E、portal-mesenteric vein system

6、The intermediate host of Fasciolopsis buski is
A、planorbid
B、bithynia
C、melania
D、oncomelania
E、aquatic plants
F、fresh water fish and shrimp

7、The first choice to make diagnosis of Fasciolopsis buski infection is
A、direct fecal smear
B、saturated brine flotation method
C、cellophane tape method
D、water sedimentation method
E、alkali digestion method
F、miracidium hatching method

8、Which of the following snail can serve as the intermediate host of Paragonimus westermani
A、melania
B、planorbid
C、bithynia
D、oncomelania

9、Adults of Paragonimus westermani parasitize in which part of our human body?
A、lung
B、small intestine
C、intrahepatic bile duct
D、colon
E、portal-mesenteric vein system

10、The secondary intermediate host of Paragonimus westermani is
A、fresh water crab and crayfish
B、planorbid
C、melania
D、oncomelania
E、fresh water fish and shrimp
F、bithynia
G、aquatic plants

11、The infective stage of Paragonimus westermani is
A、metacercaria
B、infective egg
C、miracidium
D、sporocyst
E、redia
F、cercaria
G、juvenile

12、The intermediate host of Schistosoma japonicum is
A、oncomelania
B、planorbid
C、melania
D、bithynia

13、Adults of Schistosoma japonicum parasitize in which part of our human body?
A、portal-mesenteric vein system
B、intrahepatic bile duct
C、lung
D、colon
E、small intestine

14、The infective stage of Schistosoma japonicum is
A、cercaria
B、infective egg
C、miracidium
D、sporocyst
E、redia
F、metacercaria
G、juvenile

15、The main harmful stage of Schistosoma japonicum is
A、egg
B、metacercaria
C、miracidium
D、sporocyst
E、redia
F、cercaria
G、juvenile
H、adults

16、Which of the following flukes contain both the male and female reproductive systems in the same adult (Hermaphroditism)?
A、Clonorchis sinensis
B、Fasciolopsis buski
C、Paragonimus westermani
D、Paragonimus skrjabini
E、Schistosoma japonicum

17、Metacercaria is the infective stage of
A、Clonorchis sinensis
B、Fasciolopsis buski
C、Paragonimus westermani
D、Schistosoma japonicum

18、Eggs of Schistosoma japonicum usually cause the disease in which parts of our body?
A、liver
B、colon
C、lung
D、brain
E、small intestine
F、vein vessels

19、Which of the following factors are related to the prevalence of Fasciolopsis buski infection
A、existence of the source of infection
B、existence of planorbid
C、fertilize the aquatic plants using fresh feces of human or pigs
D、feed pigs with fresh aquatic plants
E、people are used to eating fresh aquatic plants

20、We may find ______in the sputum of patients infected with Paragonimus westermani.
A、eggs
B、charcot-leyden crystal
C、miracidium
D、metacercaria
E、sporocyst
F、redia
G、cercaria

Life cycle of flukes

1、Please list the stages in the basic life cycles of flukes (Please have a try to draw a picture to list the stages). Please describe the clinical significance of the adult, egg and metacercaria stage, respectively.

第四单元 医学蠕虫学、绦虫纲 (Medical Helminthology, Class Cestoda)

第四单元测试（Test for Unit Four）

1、What is the intermediate host of Taenia saginata?
A、Pig
B、cattle
C、dog
D、cat
E、goat
F、sheep
G、rabbit

2、What is the intermediate host of Taenia solium?
A、Pig
B、cattle
C、dog
D、cat
E、goat
F、rabbit
G、sheep

3、Where does the adults of Taenia solium live?
A、liver
B、lung
C、eye
D、small intestine
E、subcutaneous tissue
F、spleen

4、Where does the adults of Taenia saginata live?
A、eye
B、lung
C、small intestine
D、subcutaneous tissue
E、liver

5、Which stage of Taenia saginata is main pathogenic stage to man?
A、cysticercus
B、egg
C、larva
D、oncosphere
E、adult

6、The common diagnostic method of beef tapeworm disease is
A、biopsy
B、direct facal smear
C、cellophane tape method
D、saturated brine flotation method
E、serological examination

7、Common features of Class Cestoda are
A、Adult worm is flattened, ribbon-like
B、without body cavity
C、with segmented body
D、hermaphrodite
E、no digestive tract
F、They are biohelminths

8、Human can serve as the intermediate host of
A、Trichinella spiralis
B、Taenia saganita
C、Echinococcus granulosus
D、Taenia solium

第五单元 医学原虫学 (Medical Protozoology)

第五单元测试 (Test of Unit Five)

1、Amastigote form of Leishmania donovani parasitizes in
A、Mononuclear macrophage of human
B、muscles of human
C、Intestinal ducts of sandfly
D、Human red blood cells
E、nucleated cells of human

2、Transmission vector for leishmaniasis is
A、Sandfly
B、Human flea
C、fly
D、mosquito
E、louse

3、How many pairs of flagella are present in the trophozoite of Giardia lamblia
A、four
B、one
C、two
D、three
E、five

4、Infection of which of the following parasite is the most common cause of traveler’s diarrhea?
A、Giardia lamblia
B、Ascaris lumbricoides
C、Entamoeba histolytica
D、Toxoplasma gondii
E、Fasciolopsis buski
F、Cryptosporidium parvum

5、Giardia lamblia resides in
A、Duodenum
B、cecum
C、Colon
D、Vagina
E、rectum

6、Which of the following parasite doesn’t have a cyst stage
A、Trichomonas vaginalis
B、Entamoeba coli
C、Entamoeba histolytica
D、Giardia lamblia
E、Toxoplasma gondii

7、Sexual reproduction of Plasmodium vivax takes place in
A、Bone marrow of human
B、Red blood cells of human
C、digestive tract of Mosquito
D、Liver cells of human
E、chest muscle of mosquito

8、Which is the infective stage of Plasmodium spp.
A、Merozoite
B、Sporozoite
C、Trophozoite
D、Gametocyte
E、schizont

9、Which stage of the malaria parasite causes relapse
A、tachysporozoite
B、Trophozoite
C、Merozoite
D、bradysporozoite
E、gametocyte

10、The confirmed diagnosis of the malarial infection is made by
A、Blood film
B、biopsy
C、immunological test
D、brine floatation method
E、duodenal drainage

11、Oocysts of Toxoplasma gondii are excreted in the feces of
A、Cat
B、Sheep
C、Cattle
D、Human
E、Dog

12、Most common manifestation of Toxoplasma gondii in immunocompromised adult is
A、Encephalitis
B、Lymphadenopathy
C、Chorioretinitis
D、Myocarditis
E、diarrhea

13、The cyst of Toxoplasma gondii contains slow growing trophozoites called
A、Tachyzoites
B、Bradyzoites
C、Sporozoites
D、Oocysts
E、Schizont

14、the best choice for treating patients infected with Leishmania donovani is
A、sodium stibogluconate
B、albendazole
C、praziquantel
D、metronidazole
E、DEC

15、the classic pathological leision in colon caused by Entamoeba histolytica infection is
A、flask-like ulcer
B、abscess
C、bleeding
D、hyperemia
E、hyperplasia

16、the most common site for extraintestinal amoebiasis is
A、liver
B、brain
C、lung
D、bone
E、muscle

17、the classic pathological leision for extraintestinal amoebiasis is
A、abscess
B、flask-like ulcer
C、bleeding
D、hyperemia
E、hyperplasia

18、the first choice for treating amoebiasis is
A、albendazole
B、praziquantel
C、metronidazole
D、DEC
E、sodium stibogluconate

19、The clinical manifestations of visceral leishmaniasis are
A、Fever
B、Hepato-splenomegaly
C、Anemia
D、Bleeding and infection
E、ratio of albumin to globulin is reverted

20、The clinical manifestations of Trichomonas vaginitis are
A、Itching sensation of perineum
B、Vaginal discharge which is frequently frothy
C、High fever
D、Diarrhea
E、anemia

21、Drugs used for the radical cure of the malaria
A、praziquantel
B、primaquine
C、albendazole
D、chloroquine
E、metronidazole
F、pyrimethamine
G、artemisinin

22、Which of the following statements are true about Cryptosporidium parvum
A、all stages develop inside one host
B、albendazole is effective for the infection
C、Large number of reservoir hosts
D、It causes diarrhea in AIDS patients
E、the infection is lethal for all persons

23、The infective stages of Toxoplasma gondii are
A、pseudocyst
B、cyst
C、oocyst
D、gametocyte
E、schizont

Plasmodium vivax

1、Please tell the clinical significance of the following stages in the life cycle of Plasmodium vivax. 1. sporozoite 2. exo-erythrocytic stage 3. erythrocytic stage 4. gametocyte

第六单元 医学节肢动物学 (Medical Arthropodology)

第六单元测试 (Test of Unit Six)

1、The drug used for human scabies is
A、sulfur ointment
B、antimony sodium gluconate
C、chloroquine
D、albendazole
E、Hetrazan

2、Which insect has a lapping and sponging mouthpart?
A、Fly
B、Mosquito
C、Flea
D、Louse
E、Sandfly

3、Epidemic typhus fever is transmitted by
A、Lice
B、Fleas
C、Mosquitoes
D、Ticks
E、Mites

4、Plague is transmitted by
A、fleas
B、mosquitoS
C、lice
D、sucking blood flies
E、sand flies

5、There are many wriggles in a dirty water sump of a residential area. Which mosquito’s Larvae do you think they are?
A、Culex pipiens pallens
B、Anopheles sinensis
C、Aedes albopictus
D、Anopheles minimus
E、Anopheles anthropophagus

6、The breeding place of Anopheles sinensis
A、reservoir; rice field
B、sewage（dirty water）
C、animal nest
D、manure; garbage
E、clean water in a container

7、The breeding place of Aedes albopictus
A、clean water in a container
B、reservoir; rice field
C、sewage（dirty water）
D、animal nest
E、manure; garbage

8、The breeding place of Musca domestica
A、manure; garbage
B、reservoir; rice field
C、sewage（dirty water）
D、animal nest
E、clean water in a container

9、The breeding place of soft ticks
A、animal nest
B、manure; garbage
C、reservoir; rice field
D、sewage（dirty water）

10、Forest encephalitis and Lyme disease are transmitted by
A、hard ticks
B、soft ticks
C、Gamasid mites
D、human lice
E、human fleas

11、Tick born relapsing fever is transmitted by
A、soft ticks
B、hard ticks
C、Gamasid mites
D、human lice
E、Chigger mites

12、Which of the pathogenic organisms undergo propagative transmission in arthropods?
A、Encephalitis B virus
B、Yellow fever virus
C、Denger fever virus
D、Filaria
E、spirochete
F、Rickettsia

13、Mosquitoes can transmit
A、filariasis
B、dengue fever
C、malaria
D、encephalitis B
E、leishmaniasis

14、The morphological features of hard ticks are
A、Two sexes are evident
B、Body is covered with many long hairs
C、Capitulum is visible in dorsal view
D、Capitulum is invisible in dorsal view
E、The body is covered by a dorsal scutum

15、Flies’ harms to man include
A、transmitting bacterial dysentery
B、transmitting amoebiasis
C、causing myiasis
D、sucking blood
E、transmitting trypanosomiasis (sleeping disease)

学习通2019秋人体寄生虫学（杨青）

在人们的认知里，寄生虫常常被视为恐怖的敌人，它们能够在人类体内寄生生长，给人体带来各种健康问题。而学习通2019秋人体寄生虫学课程的开设，旨在让学生了解人类体内寄生虫的种类、生活方式以及对人体健康的影响，为学生提供更加全面、深入、系统的学习和认知。

课程介绍

本课程总共分为12个章节，内容包括：

• 寄生虫的分类、形态及其生活史；
• 寄生虫在人体中的寄生方式；
• 寄生虫对人体的影响以及相应的控制措施；
• 寄生虫感染病的流行病学；
• 疟疾、血吸虫病、阿米巴病等几种重要的寄生虫病介绍等。

课程内容结合了生物学、医学、病理学等多个学科，涉及的知识点丰富而广泛，可以为学生提供一个全面而有深度的寄生虫学知识体系。

课程难度

本课程属于高年级本科生或研究生课程，对学生的基础知识要求较高，需要有一定的生物、医学和病理学知识基础。但是，即使是对寄生虫学这一领域没有过多了解的学生，也可以通过课程中有关基础知识的讲解，逐渐掌握相关知识。

课程评价

本课程采用了模块化教学方式，每个章节都有一定的自主学习时间以及课堂授课时间。课堂授课方式以讲授、案例分析、小组讨论等形式为主，同时还会配合图片、视频等多种资源进行教学。教学内容深入浅出，有趣易懂，能够为学生带来全新的学习体验。

同时，本课程也重视学生的自主学习和思考能力，课后作业设计多种形式，包括论文、报告、答辩等形式，使学生在学习中逐渐提升自己的能力。

学习体会

学习本课程，让我深深地认识到了寄生虫对人体健康的影响以及对人类社会发展的重大作用。寄生虫虽然是人类的敌人，但是它们也有自己的生态作用，是生态系统中不可或缺的一部分。

此外，在学习过程中，我也逐渐掌握了寄生虫的分类、形态、寄生方式等知识，对疟疾、血吸虫病、阿米巴病等寄生虫病有了更加全面的了解。这些知识的掌握，不仅为我今后的学习和工作提供了有力的支持，也让我对自己的未来有了更加清晰的规划。

总结

学习通2019秋人体寄生虫学（杨青）是一门很有价值的课程，它可以为学生提供一个更加全面、深入、系统的寄生虫学知识体系。同时，本课程的教学方式也很具有针对性和实用性，可以为学生提供一个更加全面、深入、系统的寄生虫学知识体系。

我相信，在未来，寄生虫学领域的研究将会越来越深入，对人类的健康和生存也将会产生越来越重要的影响。学习本课程，不仅可以为我们提供丰富的知识，还能够为我们开拓更广阔的视野，为我们未来的发展提供有力的支持。