Second Week Flashcards
Trematodes (10 cards)
All trematoda eggs are operculated except
Select one:
a. Heterophes heterophes eggs
b. All of the answers
c. Schistosoma sp. eggs
d. Fasciola sp. eggs
Schistosoma sp. eggs
trematodes are hermaphrodites except
Select one:
a. Fasciola sp
b. Non of the answers
c. Heterophes heterophes
d. Schistosoma sp
Schistosoma
A………………………………is the larval stage of a fluke that is covered with cilia and swims about seeking out a snail to serve as an intermediate host
Select one:
a. Redia
b. Coracidium
c. Miracidium
d. Metacercaria
e. Cercaria
Miracidium
animals that serve as the first (or only) intermediate hosts for digenetic flukes are
Select one:
a. Arthropods
b. Mollusks
c. Fishes
d. Crustaceans
e. Amphibians
Mollusks
The helminths referred to asandbelong to the Phylum Platyhelminthes.
Select one:
a. Tapeworms/ planarians
b. A, b and c are all correct
c. Trematodes/ cestodes
d. Tapeworms/ flukes
e. A and b are correct
Trematodes/ cestodes
Types of cercariae are
Select one:
a. Microcercous cercaria
b. Parapleurolophocercous cercaria
c. all of the answers
d. Furcocercous cercaria
e. Leptocercus cercaria
all of the answers
In all trematodes infection of the final host takes place by swallowing the encysted metacercariae,e except
Select one:
a. Schistosoma sp
b. Heterophes heterophes
c. Non of the answers
d. Fasciola sp
Schistosoma
Redia stage is not formed in
Select one:
a. Fasciola sp
b. Schistosoma sp
c. Heterophes heterophes
d. Dicrocoelium
e. Both Dicrocoelium andSchistosoma
Both Dicrocoelium andSchistosoma
the miracidium does not hatch in brakish water until the egg is engulfed by the snail intermediate host in :
Select one:
a. Fasciola
b. Heterophyes
c. None of the answers
d. Schistosoma
Heterophyes
There isNo Trematodes without
Select one:
a. Nematodes
b. Cestodes
c. Snails
d. Fish
Snails
