1. What does Eimeria stiedai cause?
Answer: Eimeria stiedai is the species of Eimeria that causes hepatic coccidiosis in
rabbits. The rabbits ingest sporulated oocysts, which contain four sporozoites that
hatch and
...
1. What does Eimeria stiedai cause?
Answer: Eimeria stiedai is the species of Eimeria that causes hepatic coccidiosis in
rabbits. The rabbits ingest sporulated oocysts, which contain four sporozoites that
hatch and travel via the hepatic portal vein to the liver and penetrate the bile duct
epithelium.The schizonts in the bile duct causebile duct hyperplasia; they block the
bile duct, causing hepatomegaly, icterus, and liver failure.
2. The small intestine is made up of four layers. Which of the following de- scribes
these layersfrom inside to outside?
Answer: The inner most layer of the intestineis the mucosa. It is lined with villi
which help to absorb nutrients. The next layers working outward are the submucosa,
muscularis, and serosa.
3. Which parasite is the most important cause of parasitic gastritis in cattle and is
commonly known as the brown stomach worm?
Answer: Ostertagia is the brownstomach/abomasal worm and is a major cause of
parasitic gastritis in cattle.It is themost common roundworm in cattle.
4. What is Strongylus vulgaris?
Answer: Strongylus vulgaris is a large intestinal worm inhorses that can migrate to
the anterior mesenteric artery.
5. What is Ancylostoma braziliense?
Answer: Ancylostoma braziliense is known as theSouthern dog hookworm and is a
primary cause of cutaneous larval migrans.
6. What is Haemonchus?
Answer: Haemonchus is known as the barberpole worm or redstomach worm and is
especially problematic in sheep.
7. What is a an abomasum
Answer: The abomasum isthe fourth stomach in ruminants andfunctions in a similar
fashion to a monogastric stomach
8. Amphotericin B is often used in cases of resistant fungal infections, suchas
occurs with diseases like Coccidioides immitis.This medication is knownfor the
potential to cause severe damage to which organ?
Answer: Kidneys. Renal parameters must be followed closely in animals that are
receiving amphotericin B injections
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