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VMED 163: ICBP > EXOTIC DZ > Flashcards

EXOTIC DZ Flashcards

1
Q

neurological disorder affecting cattle
- associated with prions

A

BSE- bov spongiform encephalopathy

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2
Q

IP of BSE

A

2-8 years

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3
Q

BSE risk is greater in first __months of life

A

6

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4
Q

CFR of BSE

A

100%

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5
Q

classical BSE method of transmission

A

ingestion

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6
Q

BSE infective tissues to cattle

A

brain, spinal cord, retina

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7
Q

misfolded proteins

A

prions

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8
Q

Natural occuring type of BSE in older animals

A

atypical form

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9
Q

where do prions of BSE replicate?

A

peyer’s patches

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10
Q

BSE is zoonotic

A

true

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11
Q

Cows with BSE is seen with Inc sensitivity to touch and sound. what is the term for this?

A

hyperesthesia

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12
Q

clinical examination methods for BSE

A

bang
flash
clipboard
stick

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13
Q

confirmation tool for BSE

A

histopath brain samples

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14
Q

tx for BSE

A

none

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15
Q

Gold standard for surveillance programs for BSE

A

immunohistochem

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16
Q

pathognomonic for histopath of BSE

A

intracytoplasmic vacuolation of neurons and gray matter

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17
Q

CA for enzootic abortion of ewes

A

Chlamydophila abortus

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18
Q

Enzootic abortion of ewes
- also known as

A

Chlamydophila abortion, ovine enzootic abortion

19
Q
  • major source of infection of enxootic abortion
A

vaginal discharge, placenta and aborted fetus

20
Q

enzootic abortion has this unique type of infection

A

latent infexn

21
Q

persistent infection of enzootic abortion occurs in the

A

reproductive tract

22
Q

enzootic abortion in ewes causes ___ labor and and ___pregnancy abortion

A

pre-term
late

23
Q

necrotic and hemorrhagic cotyledons
* thickened and edematous intercotyledonary areas

A

enzootic abortion in ewes

24
Q

CA of johne’s dz

A

Mycobacterium avium subspecies paratuberculosis

25
Q

johne;s is widespread in cattle in what country

A

europe

26
Q

johne’s dz has high incidence in wjat type of farming system

A

intensive

27
Q

common animal infected for johne

A

cattle

28
Q

Mycobacterium avium subspecies paratuberculosis is commnly shed via

A

feces

29
Q

tx for johne’s

A

none

30
Q

CA of nairobi sheep dz

A

Orthonairovirus

31
Q

causes a febrile disease in humans

A

nairobi sheep dz

32
Q

tick vectors of NSD

A

brown ear tick (Rhiphicephalus appendiculatus)
* bont tick (Amblyomma variegatum)

33
Q

Same with BSE as it replicates in peyer’s patches AFTER ingestion

A

johne’s

34
Q

if non-pregnants are infected with Johnes this causes ___ infection

A

latent
activate only during pregnancy and parturition

35
Q

Primary route of transmission
of johne’s

A

nursing

36
Q

t/f johne’s dz can be spread via mechanical vector

A

T

37
Q

age risk factor of johne’s

A

<30days

38
Q

zoonotic implication of johne’s dz

A

crohn’s dz - enteritis in humans

39
Q

clinical stage of johne’s in cattle

A

3

40
Q

stage of johne’s
Inapparent Mastitis
Infertility

A

2

41
Q

stage of johne’s known as silent infection where shedding occurs

A

1

42
Q

johne’s stage 3 is characterized by hemorrhagic diarrhea

A

false

43
Q

most obvious stage of johne’s

A

stage 4

44
Q

stage of johnes where intermandibular edema occurs

A

stage 4

VMED 163: ICBP (15 decks)

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