Discipline: Parasitology
Page
19
of
59
B) Helminthology (MCQs)
Answer
Key
A.
Echnioccus granulosus
B.
Taenia pisiformis
B
C.
Diphyllobothrium latum
D.
Dipylidium caninum
314)
The most complete medical treatment for a cat infected with
Dipylidium caninum
is:
A
A. praziquantel, imidacloprid
B. praziquantel, pyrantel
C. pyrantel, fenbendazole
D. pyrantel, imidacloprid
315)
Neurocystocercosis develops after ingestion of eggs of
Taenia solium
found in_______.
C
A. undercooked meat of infected pigs
B. feces of infected pigs
C. feces of infected people
D. undercooked meat from infected cows
316)
The external surface of the nematodes (roundworms) is___________.
B
A. A simple cellular membrane
B. A cuticle, inert and resistant to the environment
C. A tegument similar to those seen in Trematodes
D. None of above
317)
Nematodes (roundworms)____________.
D
A. Are diecious
B. Have a rudimentary nervous system
C. Have a digestive system with only an oral opening
(mouth)
D. a and b
318)
The life cycle of the nematodes (roundworms) often relies on___________.
D
A. The production of large numbers of eggs
B. Development that relies on molting from one stage to
another
C. Ingestion by the host often from herbage
D. All
319)
The
Ascardis
are successful as parasites because_____________.
D
A. Eggs survive in the environment for extended periods
of time
B. Produce large number of eggs
C. Survive for large periods of time in the host
D. a & b
320)
Eggs of
Ascaris Suum
have___________.
A
A. A mamillated shell
B. Have a fully developed larvae when passed
C. Have a relatively thin shell
D. a & b
321)
Hetarakis Gallinarum
____________.
D
A. May be a vector
Histomonas
spp.
B. Adult is found in the cecum
C. Egg has a thick shell
D. a, b and c
322)
Miracidium is a larval stage in the development of ____________.
C
A.
Taenia solium
B. Ascaris
C.
Fasciola hepatica
D. Echinococcus
323)
The intermediate host of
Fasciola
is____________.
A
A.
Limnaea truncatula
B.
Pila globosa
C. Lamellidens
D. Helix
324)
The body cavity of Ascaris is pseudocoel because_____________.
B
A. it contains large cells termed pseudocoelocytes
B.
it is extremely bound by muscle layer and internally by
intestines
C. it has very little parenchyma
D. it is filled with pseudocoelomic fluid
325)
Ascaris lumbericoides
lives in the intestine of_____________.
C
A. Sheep and goat
B. Monkey
C. Homo sapiens
D. Pig
326)
The life cycle of
Ascaris lumbericoides
requires an intermediate host which is____________.
D
A. Cattle
B. snail
C. man
D. None of the above
327)
The life span of
Ascaris
is_____________.
A
A. More than 30 days
B. About an year
C. Six months
D. 8 to 10 months
328)
The infected stage of
Ascaris
is___________.
C
A. Egg
B. Fourth Juvenile
C. Second Juvenile
D. Adult worm itself
329)
The exterior of
Ascaris
is covered by_____________.
D
A. Pellicle
B. Epidermis
C. Sclerites
D. Cuticle