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microbiology > treponema, actinobacillus, PANSF > Flashcards

treponema, actinobacillus, PANSF Flashcards

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Biology 101 flashcards
1
Q

bovine hoof disease results in what in both beef and diary cattle?

A

swelling and lameness
repro losses
decrease weight gain
decrease milk production
higher risk culling
excess treatment expense

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2
Q

the most common enteropaathogenic bacteria in pig is what

A

e. coli

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3
Q

describe the gram and shape of treponema spp

A

gram negative spirochetes

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4
Q

what causes vent disease in rabbits

A

T. paraluiscuniculi

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5
Q

what causes digital dermatitis in cattle, sheep, and elk

A

T. phagedenis
T. vincentii
T. denticola

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6
Q

what bacteria causes bovine digital dermatitis

A

treponema spp

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7
Q

what are the clinical manifestations for bovine digital dermatitis

A

painful
dermatitis heel bulbs
lameness
erosive and verrucose
most common foot disease in mature diary cattle

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8
Q

what does contagious ovine digital dermatitis cause

A

serere lamness
ulcerative lesions coronary band and hoof wall

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9
Q

what does treponema-assocaited hoof disease of elk cause?

A

lameness

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10
Q

what are the clinical manifestations of vent disease in rabbits

A

venereal disease
vesicles/ulcers covered w/ scabs around genitals and eyelid

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11
Q

how do you diagnose treponema spp

A

PCR

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12
Q

treatment and control for digital dermatitis

A

tetracycline
foot baths
clean environment

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13
Q

treatment and control for vent disease

A

penicillins
restrict breeding

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14
Q

what is the primary agent of swine dysentery

A

brachyspira

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15
Q

what does swine dysentery cause?

A

mucohemorrhagic colitis affecting daily grower and finisher pigs

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16
Q

where does brachyspira proliferate

A

large intestine

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17
Q

what are the clinical manifestation of skin dysentery

A

perianal staining with blood

18
Q

name the bacteria and disease

A

brachyspira
swine dysentery

19
Q

how is swine dysentery transmitted

A

recovered carrier pigs
fomites

20
Q

how do you diagnose swine dysentery

A

clinical signs and history
gross pathology
confirmation- culture/PCR

21
Q

treatment and control for swine dysentery

A

timulin +/- lincomycin
treat or cull carriers

22
Q

where is actinobacillus spp found?

A

commensal present on most mucus membranes of URT and oral cavity

23
Q

what disease does actinobacillus lignieresii cause in cattle and what else happens

A

wooden tongue
-causes the tongue to be painful and hardened

24
Q

what causes necrotizing fibrinohemorrhagic pneumonia

A

actiobacillus pleuropneumonia (APP)

25
Q

what causes sleepy foal disease

A

actinobacillus equuli

26
Q

how do you diagnose actinobacillus?

A

culture
direct microscopy

27
Q

what is the treatment for wooden tongue

A

sodium iodine
potassium iodine
penicillin

28
Q

what is the treatment for APP

A

prophylactic antibiotics

29
Q

what is the treatment for sleepy foal disease

A

additional colostrum

30
Q

are PANSF bacteria opportunistic, commensal, or mutualistic?

A

opportunistic infections
most infections are mixed

31
Q

what does fuscobacterium necrophorum cause in cattle?

A

liver abscess
diphtheria/necrotic pharyngitis/laryngitis

32
Q

what can F. necrophorum synergies with in order to cause foot rot

A

dichelobacter nodosus

33
Q

what bacteria causes bull nose in pigs with neurotic rhinitis?

A

fuscobacterium necrophorum

34
Q

what bacteria is also seen with interdigital dermatitis in sheep and foot rot in ruminants

A

fuscobacterium necrophorum

35
Q

what bacteria causes foot rot in sheep

A

dichelobacter nodosus

36
Q

what bacteria is often associated with interdigital dermatitis, hell erosions, and foot rot in cattle?

A

dichelobacter nodosus

37
Q

what are the two forms of dichelobacter nodsus in sheep

A
38
Q

what is a prime differential for the lesion in a rabbits?

A

treponema paraluiscuniculi

39
Q

what is the treatment of choice for swine dysentery?

A

tiamulin

40
Q

what genus is involved in wooden tongue, sleepy foal syndrome, and pleuropneumonia in swine?

A

actinobacillus species

microbiology (12 decks)

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