Neospora and Sarcocystis Flashcards

1
Q

DH for Neospora caninum?

A

Dogs, coyotes, dingoes, gray wolves, and possibly other canids

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2
Q

IH for Neospora caninum?

A

Dogs, cattle, sheep, goats, horses, white-tailed deer, and other wildlife including birds and rodents

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3
Q

DH site of infection for Neospora caninum?

A

Presumed to be epithelial cells of digestive tract

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4
Q

IH site of infection for Neospora caninum?

A

Many types of cells with a predilection for the CNS?

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5
Q

What percentage of abortions in dairy cattle are associated with Neospora caninum?

A

10-20%

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6
Q

DH for Neospora hughesi?

A

Unknown

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7
Q

IH of Neospora hughesi?

A

Horses

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8
Q

IH of Sarcocystis cruzi?

A

Cattle

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9
Q

DH of Sarcocystis cruzi?

A

Dog

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10
Q

What is the infective stage for DH with Sarcocystis spp?

A

Sarcocyst

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11
Q

Site of infection for DH with Sarcocystis spp?

A

Epithelial and other cells of digestive tract

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12
Q

Site of infection for IH with Sarcocystis spp?

A

Endothelial cells of blood vessels, cardiac and other striated muscle

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13
Q

DH for Sarcocystis rileyi?

A

Skunks

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14
Q

IH for Sarcocystis rileyi?

A

Waterfowl

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15
Q

DH for Sarcocystis neurona?

A

Opossums

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16
Q

IH for Sarcocystis neurona?

A

Skunks, raccoons, armadillos; experimentally cats

17
Q

Aberrant hosts for Sarcocystis neurona?

A

horses

18
Q

What parasite is the main cause of Equine Protozoal Myeloencephalitis (EPM)?

A

Sarcocystis neurona

19
Q

DH site of infection with Sarcocystis neurona?

A

Epithelial and other cells of digestive tract

20
Q

IH site of infection with Sarcocystis neurona?

A

Muscle

21
Q

Site of infection in horses, dogs, cats, raccoons, striped skunks, mink, pacific harbor seals, sea otter, rhesus monkeys and lemurs?

A

CNS

22
Q

Horses are aberrant hosts for Sarcocystis neurona. What does not form in them?

A

Sarcocysts