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8 Cards in this Set

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  • Back
The mature adult stage of a worm may be found in a/an __ host.
a. accidental
b. definitive
c. intermediate
d. inanimate
e. None of the above
definitive
Which of the following has no digestive system?
a. Cestoda
b. Nematoda
c. Trematoda
cestoda
A hydatid cyst is the result of infection with the larval stage of the canine cestode:
a. Ascaris lumbricoides.
b. Dipylidium caninum.
c. Echinococcus granulosus.
d. Taenia saginata.
e. Trichinella spiralis.
Echinococcus granulosus.
A liver parasite of humans and other mammals, the trematode ___ is acquired by eating raw freshwater plants.
a. Ascaris lumbricoides
b. Schistosoma mansoni
c. Trichinella spiralis
d. Fasciola hepatica
e. Necator americanus
Fasciola hepatica
Infection with the nematode ___ is acquired by ingesting the eggs. The most common symptom of infection is itching in the anal area.
a. Ascaris lumbricoides.
b. Dipylidium caninum.
c. Enterobius vermicularis.
d. Necator americanus.
e. Schistosoma mansoni
Enterobius vermicularis.
Protozoa that use pseudopodia for motility are members of the group:
a. Amoeba/Sarcodina.
b. Apicomplexa/Sporozoa.
c. Ciliophora.
d. Flagellates/Mastigophora.
Amoeba/Sarcodina.
The protozoan ___ causes ciliate dysentery in pigs and humans, and is the only Ciliophoran known to cause disease in humans.

a. Acanthamoeba
b. Entamoeba histolytica
c. Leishmania
d. Giardia intestinalis
e. Balantidium coli
Balantidium coli
Microscopic examination of a fecal sample for the presence of the parasite is useful in diagnosing:
a. balantidiosis
b. hydatidosis.
c. Chagas' disease.
d. trichinellosis
e. All of the above.
balantidiosis