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EPI PQ > MT4 - Diseases caused by E. coli in cattle (W) > Flashcards

MT4 - Diseases caused by E. coli in cattle (W) Flashcards

1
Q

High fever is a common clinical sign of neonatal coli diarrhoea of calves

A

F

NO fever, diarrhoea( yellow , stinking) dehydration, die within 1/2 days

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2
Q

Hygienic problems can predispose new-born calves to coli diarrhoea

A

T

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3
Q

Lack of umbilical disinfection can be a predisposing factor for coli- diarrhoea of calves

A

F

in coli septicemia of calves

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4
Q

Bovine coli septicaemia is caused by verotoxigenic Escherichia coli strains

A

F

enterotoxigenic

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5
Q

Severe necrotic enteritis occurs in the case of coli diarrhoea of new-born calves

A

F

liquid accumulation in the gut, stomach, gut: filled

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6
Q

E. coli strains which cause calf diarrhoea harbour F4, F6 or F18 fimbrial-antigens

A

F

fimbria: F5, F17, F41

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7
Q

Endotoxins have an important role in the pathogenesis of coli-septicaemia of calves

A

T

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8
Q

Coli-diarrhoea of new-born calves can be prevented by vaccinating the pregnant cows

A

T

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9
Q

E. coli strains that cause coli-diarrhoea of new-born piglets have F17 fimbrial antigens

A

T

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10
Q

Coli septicaemia of calves can be diagnosed by isolation of E. coli from the small intestine

A

F

parenchymal organs, blood

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11
Q

calves are vaccinated with inactivated vaccines in order to prevent coli septicaemia

A

F

no vaccination

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12
Q

E. coli O157:H7 strains can cause haemorrhagic enteritis in cattle:

A

T

calf dysentry

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13
Q

hypo-gammaglobulinemia can predispose cattle to coli septicaemia:

A

T

- hypogammaglobulinaemia
- umbilical (navel) infection

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14
Q

peroral antibacterial treatment of calves is advisable for treatment of coli-septicaemic
calves:

A

F

parenteral antibiotics ( generally no time)

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15
Q

coli diarrhoea of new born calves is caused by enterotoxigenic Escherichia coli strains

A

T

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16
Q

Coli septicaemia of calves is seen most frequently after weaning

A

F

first week of life

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17
Q

Meningitis can be seen in coli-septicaemia of calves

A

T

pneumonia, arthritis , meningitis

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18
Q

Calves have to be vaccinated at the age of 2 and 4 weeks for the prevention of coli
diarrhoea

A

F

vaccination of cows 2 tis in the last trimester of the gestation period

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19
Q

Fimbriae are important virulence factors of agents of neonatal coli diarrhoea of calves

A

T

fambria: F5, 517, F41

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20
Q

Severe diarrhea is a typical clinical signs of Bovine coli septicaemia

A

F

NO diarrhoea, high fever, tachycardia

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21
Q

Severe watery diarrhoea is a clinical sign of coli septicaemia of calves

A

F

NO diarrhoea, high fever, tachycardia

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22
Q

The endotoxin of Escherichia coli is responsible for coli septicaemia of calves

A

T

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23
Q

Neonatal coli dairrhoea of calves is caused by enterotoxic Escherichia coli strains

A

T

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24
Q

Per os antibitoics are recommended for the treatment of Neonatal Coli Diarrhea of Calves

A

T

per oral antibiotics + rehydration

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25
Q

Coli diarrhoea of calves is typically seen in 3-4-week-old calves

A

F

2-4 days old

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26
Q

Dehydration is a clinical sign of coli diarrhoea in calves

A

T

dehydration, die within 1-3 days + diarrhoea yellow + stinking

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27
Q

Enteritis in the large intestine is a typical post mortem sign of coli-diarrhoea of calves

A

F

liquid accumuation in the gut
stomach, gut: filled

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28
Q

Colostrum deficiency is the main predisposing factor of E. coli septicaemia in calves.

A

T
- hypogammaglobulinaemia
- umbilical (navel) infection

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29
Q

E. coli septicaemia of calves appears in the first days of life

A

T

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30
Q

Enterotoxigenic E. coli strains are the causative agents of E. coli septicaemia of calves

A

F

septicaemic E. coli strains

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31
Q

In the case of E. coli septicaemia in calves, diarrhoea generally cannot be seen.

A

T

No diarrhoea, high fever

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32
Q

Enterotoxigenic E. coli strains cause coli diarrhoea in calves

A

T

33
Q

High fever is a typical sign of coli diarrhoea of calves

A

F

NO FEVER, diarrohoea ( yellow + stinking)

34
Q

Severe inflammation in the small intestine can be seen in the case of coli diarrhoea of calves

A

F

35
Q

Coli septicaemia of calves occurs in the first days of life

A

T

36
Q

Verotoxins are responsible for the clinical signs of coli septicaemia of calves

A

F

ETEC= coli septicemia + diarrhoea
VTEC = Calf dysentry

37
Q

Severe watery diarrhoea is a typical sign of coli septicaemia of calves

A

F

it is typical in coli diarrhoea of calves

38
Q

Coli diarrhoea of calves typically occurs after weaning

A

F

newborn calves (9-10 says of age)

39
Q

There are no vaccines for the prevention of coli diarrhoea.

A

F

vaccination 2 times in the last trimester of the gestation. period

40
Q

Clinical signs of coli diarrhoea of calves generally appear on the first week of life

A

T

41
Q

If E. coli is isolated from the gut of diarrhoeic calves, coli diarrhoea is the diagnosis

A

T

42
Q

Coli septicaemia of calves can be successfully treated with penicillin.

A

T

parenteral antibiotics ( generally no time)

43
Q

E. coli diarrhoea of calves can be treated with per os antibiotics.

A

T

per oral antibiotics + rehydration

44
Q

Coli septicaemia of calves causes high fever

A

T

high fever, NO diarrhoea

45
Q

At coli septicaemia of calves, the clinical signs are caused by the enterotoxins

A

F

septicaemic e.coli starins

46
Q

Coli septicaemia of calves can be diagnosed by measuring antibodies.

A

F

47
Q

Coli-septicaemia of cattle can occur at any age

A

F

first week of age

48
Q

Coli-diarrhoea of calves is caused by verotoxic E. coli strains

A

F

septicaemic E. coli strain

49
Q

Coli-diarrhoea of calves is caused by E. coli strains equipped with fimbriae.

A

T

enterotoxigenic E. coli = FIMBRIA F5,F17,F41

50
Q

In coli-diarrhoea of calves we can see severe inflammation of the colon.

A

F

51
Q

Coli-diarrhoea of the calf is caused by fimbriated E. coli strains

A

T

52
Q

Coli-diarrhoea of calves is caused by enterotoxic E. coli strains

A

T

53
Q

Coli-diarrhoea of the calf is characterised by a severe inflammation of the large intestine

A

F

54
Q

Transport is the most important predisposing factor in coli-diarrhoea

A

F

55
Q

Coli-septicaemia is a disease of weaned calves.

A

F

1 week of age

56
Q

Coli-septicaemia causes severe haemorrhagic diarrhoea.

A

F

NO DIARRHOEA

57
Q

Coli-septicaemia causes high fever

A

T

58
Q

Calf dysentery is caused by verotoxigenic E. coli

A

T

59
Q

Transportation is an important predisposing factor of coli-septicaemia.

A

F

60
Q

Coli-septicaemia is seen in day-old calves

A

T

61
Q

Pneumonia is an important clinical sign of coli-septicaemia in calves

A

T
In the case of septicemia, the bacteria’s presence in the blood allows them to reach the pulmonary system, where they can cause inflammation and infection of the lung tissues, leading to pneumonia.

62
Q

Coli-diarrhoea of calves appears in the first week of life.

A

T

2-4 days old

63
Q

Coli-diarrhoea of calves can be treated with per oral polymyxin

A

T

per oral antibiotics (polimixin, neomycin, enroflaxin)

64
Q

E. coli can cause bloody diarrhoea in calves

A

T

65
Q

Fimbria F5 is an important virulence factor of E. coli strains causing neonatal diarrhoea of
calves

A

T

fimbria: F5, F17, F41

66
Q

Enterotoxigenic E. coli strains causes diarrhoea in new-born calves

A

T

67
Q

Verotoxigenic E. coli strains are present in the gut of cattle without clinical signs.

A

T

68
Q

Calf dysentery is caused by enterotoxigenic E. coli strains.

A

F

Verotoxigenic E. coli

69
Q

In the case of calf dysentery, not only calves but cows also show severe diarrhoea

A

F

70
Q

Calves with calf dysentery can recover spontaneously

A

T

71
Q

Calf dysentery is a zoonotic disease

A

T

72
Q

Calf dysentery is caused by enteropathogenic E. coli strain

A

F

73
Q

Morbidity and mortality of calf dysentery are very high

A

F

74
Q

Lesions of calf dysentery are seen in the large intestine

A

T

75
Q

Coli-diarrhoea of calves can be seen after weaning.

A

F

76
Q

Verotoxigenic E.coli strains cause coli-diarrhoea of calves

A

F

77
Q

Coli-diarrhoea of calves is caused by extraintestinal E-coli strains -

A

F

78
Q

Inflammation of the large intestine is a postmortem lesion of coli diarrhoea of neonatal piglets

A

F

79
Q

About 10% of calves carry E.Coli O157:H7strains

A

T

EPI PQ (81 decks)

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