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Creado por Marielle83
hace más de 9 años
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T or F
In ovine ostertagiosis; the ewes have a big role in contamination of pastures
T or F
In bovine ostertagiosis; the cows have a big role in contamination of pastures
Which type of ostertagiosis is more common in
a) Sheep?
b) Cattle?
During what months does ostertagiosis type I and type II occur?
Which worm has an excretory notch?
Where does Trichostrongylus axei develop from L3 to L4?
T or F
Anthelmintic resistance is a major problem in ostertagiosis
T or F
Anhelmintic resistance is common for Haemonchus spp.
Does immunity to Haemonchus occur in
a) Sheep?
b) Cattle?
The pathogenesis of Haemonchus is divided into what 3 groups?
T or F
Diarrhoea is a feature of Haemonchosis
"Bottle jaw" is a feature of which parasite infections?
In the FAMACHA system for assessing clinical anaemia, what are the PCV values for the fatal and optimal statuses?
T or F
Haemonchus spp. cannot overwinter in the UK
Which species of Trichostrongylus in ruminants lives in the
a) Abomasum
b) Small intestine
Which genus of hookworm lives in the small intestine of ruminants?
What age lambs are susceptible to Nematodirus battus infections?
Which small intestine parasite is responsible for acute PGE in lambs and is a common primary pathogen?
Which infectious routes apply to Bunostomum spp?
Place the following parasites in order from largest to smallest
Ostertagia
Trichostrongylus
Haemonchus
Which other animal can be a source of infection of Nematodirus battus to lambs?
Which parasite can cause severe illness in man and is associated with eating watercress?
When do Galba truncatula snails breed?
What 3 factors determine the presence of Fasciola metacercariae on the pasture?
Which anthelmintic is used to treat acute fasciolitis? (and to which there now is a resistance problem in some parts of the UK)
Both a land snail and an ant are the IMH's of this fluke
For which fluke will the host only show clinical signs in heavy infections, and the signs are very general and under the radar?
Where would you find Paramphistomum
a) juveniles?
b) adults?
Which ones cause pathology?
Pair the fluke with the corresponding anthelmintic
Paramphistomum
Dicrocoelium
Fasciola (acute)
Schistosoma
Triclabendaxole
Oxyclozanide
Albendazole
Praziquantel
Which fluke have sexual reproduction?
Which fluke infect all domestic mammals, ruminants and is the 2nd biggest cause of parasitic disease in man after malaria?
Which fluke resembles tea leaves?
What indicates whether a worm is resistant to a drug or not?
Which pig parasite egg is the only one found indoors which makes it diagnostic?
Name all the pig worms you might find in the large intestine
IMH of Dipylidium caninum?
IMH and FH of Anoplocephala perfoliata?
Features of A. perfoliata egg
IMH for Echinococcus g. granulosus?
IMH for Echinococcus g. multiocularis?
Which parasite do you associate with sheep measles (white spots on meat)?
Where does the development L3-L4 happen for Dirofilaria immitis?