寄生虫选择题
寄生虫练习题
1.Paratenic host is D
A. Parasitic larvae and adults of host
B. Parasites asexual reproduction of host
C. Adult parasitic animal host
D. Parasitic larvae of non-normal host
E. Parasites sexual stage of host
2.The animal host in the zoonosis is the parasites C
A.intermediate host
B.paratenic host
C.reservoir host
D.definitive host
E.carrier
3.Source of infection include E
A.patient and carrier
B.medical arthropods
C.the whole wild animal
D.the whole house animal
E.patient,carrier and animal
4.A person who carries a certain parasite without displaying any sign or symptom of diseases is called C
A.acute phase patient
B.chronic phase patient
C.carrier
D.subacute phase patient
E.the healthy person
5.Those provide living of larvae or asexual stages of the parasite are known as: B
A.definitive host
B.intermediate host
C.reservoir host
D.paratenic host
E.carrier
Nematodes(线虫)
6.Syndrome of ascariasis may be due to
A.parasitize the small intestine
B.the characteristic migratory activities of the adult worms
C.feed on the semidigestive food
D.the larvae development in the lung
E.the migration of larvae in human
7.The nematode whose larva molts in the alveoli of the adult
A.hookworm
B.pinworm
C.whipworm
D.roundworm
E.filaria
8.Ascariasis is due to ingesting
A.fertilized egg
B.unfertilized egg
C.infective egg
D.roundworm egg without albuminoid coat
E.fresh roundworm egg
9.The pinworm adults usually inhabit
A.small intestine
B.colon
C.ileocecal area
D.rectum
E.appendix
10.The clinical symptom of Eterobiasis is
A.sleeplessness
B. lethargy
C.abdominal pain
D.diarrhea
E.the itching around the perianal or perineal regions
11.It is difficult to prevent and control Enterobiasis,the reason is
A.the female worms produce many eggs
B.infection by oral
C.the eggs have strong resistance
D.it is easy to reinfect from outside of the body
E.the female worm has a long life span
12.Pica caused by hookworm may be related to
A.lack of protein
B.lack of iron
C.lack of vitamin
D.lack of both protein and vitamin
E.lack of sugar
13.The discharged and infective stage of hookworm are
A.egg and rhabditiform larva
B.egg and filariform
C.rhabditiform larva and filariform
D.egg and microfilaria
E.microfilaria and filariform
14.The infective stage of filarial is
A.microfilaria
B.filariform
C.sausage stage
D.infective egg
E.rhabditiform larva
15.The nematode who can cause scrotum elephantiasis is
A.Brugia malayi
B.hookworm
C.pinworm
D.Wuchereria bancrofti
E.whipworm
16.In the chronic blockage of lymphatic system caused by Wuchereria bancrofti,the wrong symptom is
A.chyluria
B.lymphatic varicose
C.filarial fever
D.elephantiasis
E.hydrocele
17.The propagable and infective stage of filarial are
A.microfilaria and rhabditiform larva
B.egg and filariform
C.rhabditiform larva and filariform
D.microfilaria and filariform
E.egg and rhabditiform larva
18.The major damage caused by liver fluke is
A.some abdominal organs damage
B.liver damage
C.pancreatic necrosis
D.stomach ulcer
E.enteritis
19.The mode of infecting human by liver fluke is
A.drink unboiled water
B.ingest freshwater fish and shrimp
C.eat some snails
D.eat raw vegetable
E.eat raw some freshwater vegetation
20.The freshwater vegetation containing Fasciolopsis buski is called
A.vegetation media
B.the first intermediate host
C.the second intermediate host
D.reservoir host
E.paratenic host
21.The second intermediate host of lung fluke is
A.freshwater fish and shrimp
B.water chestmut and bamboo
C.frog and snake
D.freshwater crab and crayfish
E.melania snail
22.The symptoms of paragonimiasis patients are
A.cough with sputum
B.abdominal pain and diarrhea
C.headache and epilepsy
D.subcutaneous mass
E.all of the above
23.The pathogenid diagnosis of lung fluke is
A.identification of adults in feces
B.identification of adults in sputum
C.identification of eggs in feces and sputum
D.identification of eggs in urine
E.identification of eggs in duodenal aspiration liquid
24.The infective stage of lung fluke is
A.egg
B.cercaria
C.metacercaria
D.sporocyst
E.cyst
25.In the life cycle of lung fluke,boar,rabbit,cock may act as
A.definitive host
B.intermediate host
C.reservoir host
D.paratenic host
E.the second intermediate host
26.The stage of schistosoma which can cause the most severe damage is
A.cercaria
B.miracidium
C.larva
D.sporocyst
E.egg
31.The basal links of Entamoeba histolytica life cycle is
A.cyst—trophozoite—cyst
B.trophozoite—cyst—trophozoite
C.cyst—trophozoite—trophozoite
D.trophozoite
E.trophozoite—cyst
32.The pathogenesis stage of Entamoeba histolytica is
A.the cyst with 4 nuclei
B.trophozoite
C.the cyst with 2 nuclei
D.oocyst
E.cysticercus
33.The infective stage of Entamoeba histolytica is D
A.the cyst with 2 nuclei
B.trophozoite A B
C.oocyst
D.the cyst with 4 nuclei
E.the cyst and trophozoite
34.The protozoa who can cause liver abscess is C
A.Toxoplasma gondii
B.Giardia lamblia
C.Entamoeba histolytica
D.Trichomonas vaginalis
E.Plasmodium
35.The infective pattern of Entamoeba histolytica isA
A.by mouth
B.by skin
C.through insect vector
D.contact
E.through placenta
36.The persons infected by Entamoeba histolytica usually showA
A.carrier state
B.amebic liver abscess
C.amebic lung abscess
D.amebic brain abscess
E.amebic dysentery
37.Giardia lamblia mainly inhabit in B
A.gall bladder
B.duodenal
C.colon
D.ileocecus
E.small intestine
38.The infective route of Trichomonas vaginalis is D
A.transmit through the blood
B.maternal-neonatal transmission
C.ingest by mouth
D.direct and indirect transmission
E.the bite of insect
39.The common symptom of trichomoniasis isE
A.vulva edema
B.hematuria
C.fever
D.absence of menstruation
E.pruritus of the genitals and creamy white discharge
40.In the human,Plasmodium vivax undergoA
A.schizogony and gametocyte information
B.gametogony and sporozoite proliferation
C.binary fission
D.budding proliferation
E.alternation of generation
41.The relationship between Plasmodium and mosquito isB
A.multiplication and heredity
B.development and multiplication
C.multiplication
D.development
E.mechanical transmission
42.The stage which can cause malaria recrudescence is C
A.delayed type sporozoites
B.immediate type sporozoites
C.erythrocytic asexual parasites
D.erythrocytic sexual parasites
E.exoerythrocytic merozoites
43.Blood transfusion may infectC
A.filaria
B.Entamoeba histolytica
C.Plasmodium
D.Schistosoma
E.Giardia lamblia
44.The developing stage of malaria parasite, that can not infects with human isC
A. merozoite
B. ring form
C. gametocyte
D. mature schizont
45. The stage, that is not the malaria parasite of erythrocytic stage isD
A. ring form B. schizont C. trophozoite D. Hypnozoite
46. The develop stage of malaria parasite causing relapse isC
A. merozoite B. gametocyte C. hypnozoite D. schizont Definition
1. life cycle
2. paratenic host or. transport host
3. symbiosis
4. commensalism
5. mutualism
6. parasitism
7. intermediate host
8. definitive host
9. reservoir host
10. carrier
11. recrudescence
12. relapse
13. traveler’s diarrhea
14. nocturnal periodicity
essay question
1.what effects of the parasite on the host?
2.What is the characteristic symptoms of the malarial paroxysm?
3.Enumerating the common diseases transmitted by mosquito.
4.Pork and beef tapeworm, which one can cause more severe damage to human?Why?
5.State the anemic mechanism of hookworm disease.
6.Describe in brief the relapse and recrudescence mechanism of Plasmodium vivax.
7.State the anemic mechanism of malaria.
8.Describe the life cycle of Clonorchis sinensis?
9.Describe in brief the pathogenesis of Schistosoma japonicum.
10.Which parasitosis can be diagnosis by fecal examination?
11.Describe the infective mode of cysticercosis.