Deck 1 Flashcards
in the life cycle of digenean trematodes, what stage emerges from the egg
miracidium
What stage is not always present In the life cycle of digenean ?
redia
shown are proglottids of tapeworm (write species name):
- and write what you used to the diagnosis
monezia expansa
diagnosis
- location of the interproglottid glands
the eggs of pseudophyllidean tapeworms hatch to give a
coracidium
the picture shows ……. Please describe this picture by arrows
shows: bursa copulatrix
red arrow: bursal rays
blue arrow: spicule
the cystic stage of the tapeworm Echonococcus granulosus is called
hydatid cyst
the egg of Acanthocephala hatch to release an
acanthor
in Fasciola hepatica life cycle, the larval fluke get from the gut to the liver
via the body cavity
Coenurus serialis is a larvocyst:
a, Taenia ovis
b. T, saginata
c. T multiceps
d. T. serials
T. multiceps
intermediate host of Taenia solium is
pig
by coprological examination of horse we found eggs with these properties:
- medium in size
- oval
- symmetrical
- 2 shells
- unembryonated
- light grey/brown
What is your diagnosis? Write the genera name
strongylus
write the spp name of nematodes parasitizing in the small intestine of small ruminants
Strongyloides
Trichostrongylus
Haemonchus
Ostertagia
Cooperia
toxocara vitulorum is nematode of
calf
pinworms of rabbits and hares - name the spp
Passalaurus ambiguus
during their life cycle nematodes always have
4 mounts and 4 larval stages
write the ways of infection for Hymenolepis nana
ingestion of infected arthropods
FH/DH ingest beetle with cysticercoid or eggs are eaten directly by final host (auto infection may occur in human)
Raillietina echinobothrida is located …., final host is…….., life cycle is direct or indirect? If indirect write the IH
located: in the intestines of fowl, slugs, snails and insects
Final host: birds, such as chickens
describe please the egg of Toxocara canis
medium
3 thick shells
unembryonted
grey
spherical shape
Aspiculuris tetraptera is pinworm of
mouse
the picture shows the scolex of tapeworm
Taenia solium
