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VT 266 Clin Path & Parasitology > Protozoa Parasites > Flashcards

Protozoa Parasites Flashcards

1
Q

Isospora sp appearance?

A

Only the “Oocysts” are observed.
Round/oval shaped with a clear outer ring surrounding a grayish center
*Looks like a hard boiled egg cut in half

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2
Q

Isospora sp adults like to live?

A

In the small intestine where they destroy the epithelial cells as they reproduce which causes the bloody diarrhea

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3
Q

Isospora sp diagnosis

A

Oocysts in the feces.
Fecal Smear
Fecal Float

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4
Q

Isospora sp is common in?

A

Puppies with diarrhea

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5
Q

Eimeria spp appearance

A

Only Oocysts are visible in the stool. Oval/round shape w/ clear outer ring surrounding a grayish center with a small operculum on one side.

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6
Q

Eimeria spp diagnosis

A

Fecal Float

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7
Q

Giardia spp 2 forms?

A

Oocyst: Non motile form
Trophozoite: Motile Form

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8
Q

Is Giardia spp zoonotic?

A

Yes

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9
Q

Giardia spp motile form lives where?

A

Trophozite lives in the small intestine

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10
Q

Giardia spp is transmitted?

A

Ingestion of contaminated feed and/or water

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11
Q

Giardia spp diagnosis

A

Oocyst is passed in the feces.
Fecal Direct Smear w/ Iodine
Snap Test/Fecal Antigen test

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12
Q

Giardia spp treatment?

A

Metronidazole / Flagyl

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13
Q

Giardia spp causes what disease?

A

Giardiasis

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14
Q

Giardiasis syndrome?

A

Nausea, vomiting, diarrhea, abdominal pain, & bloating

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15
Q

Giardiasis incubation period?

A

3-35 days

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16
Q

How to prevent Giardiasis in an emergency?

A

Boil contaminated water by adding 2-4 drops of bleach or 10 drops of 2% tincture of iodine to each liter of water & let sit for at least 20 minutes.

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17
Q

Sarcocystosis is?

A

A disease caused by a protozoan parasite found in beef and/or pork

18
Q

Sarcocystosis is caused by which organism?

A

Sarcocystosis spp

19
Q

Sarcocystosis incubation period?

A

2 weeks

20
Q

Sarcocystosis transmission

A

Ingestion of infected raw or undercooked beef or pork.
Ingestion of oocysts in human feces

21
Q

Sarcocystosis diagnosis

A

Fecal Float - Looking for Oocysts

22
Q

Sarcocystosis prevention?

A

Prevent contamination of feed w/ human feces

23
Q

Babesia canis

A

Blood borne parasite

24
Q

Babesia canis diagnosis

A

Blood smear under oil immersion

25
Q

Babesia canis can cause

A

Hemolytic anemia

26
Q

Babesia canis intermediate host

A

Tick

27
Q

Babesia canis definitive host

A

Dogs

28
Q

Is Cryptosporidiosis zoonotic?

A

Yes

29
Q

Cryptosporidium parvum is the causative organism for what disease?

A

Cryptosporididiosis

30
Q

Cryptosporidium spp definitive host?

A

Cattle, Sheep & Humans

31
Q

Cryptosporidium spp is diagnosed how?

A

Oocysts in a fecal flotation

32
Q

Cryptosporidium parvum infections cause what symptoms in animals?

A

Watery diarrhea in calves 1-2 weeks of age

33
Q

Cryptosporidiosis incubation period

A

3-7 days

34
Q

Cryptosporidiosis is transmitted by?

A

Ingestion of oocysts passed in animal and/or human feces

35
Q

Toxoplasmosis is?

A

A protozoan disease transmitted from cats to humans

36
Q

The causative organism for Toxoplasmosis is?

A

Toxoplasma gondii

37
Q

Toxoplasmosis zoonotic?

A

Yes

38
Q

Toxoplasmosis clinical signs/symptoms in animals?

A

Subclinical. Abortion in sheep’s, pigs & goats

39
Q

Toxoplasmosis in humans?

A

Asymptomatic. Cardiac, pulmonary, CNS disease & birth defects

40
Q

Toxoplasmosis is transmitted by?

A

Ingested of oocysts in cats feces and/or ingestion of cysts from infected meat

41
Q

Toxoplasmosis incubation period?

A

1-4 weeks. Average 7-14 days

42
Q

Toxoplasmosis is diagnosed

A

Serology

VT 266 Clin Path & Parasitology (19 decks)

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