PQS - E.coli general

Question 1

Lack of colostrum is an important predisposing factor in diseases in young animals caused by
E. coli.

Answer 1

T

Question 2

Certain verotoxigenic Escherichia coli strains can be zoonotic.

Answer 2

T

Question 3

Enterotoxigenic Escherichia coli strains are responsible for oedema disease

Answer 3

F

Question 4

Detection of virulence factors of E.Coli is important in the diagnostics diseases caused by E.coli.

Answer 4

T

Question 5

E. coli can cause haemorrhagic enteritis of humans

Answer 5

T

Question 6

faeces of asymptomatic cattle can be the source of infection with zoonotic Escherichia coli:

Answer 6

T

Question 7

Per os antibiotics are recommended for the treatment of neonatal coli diarrhoea of calves

Answer 7

T

Question 8

E. coli septicemia is caused by verotoxigenic strains

Answer 8

T

Question 9

Fimbria can be virulence factors of E. coli strains

Answer 9

T

Question 10

LT toxin can be virulence factor of some E. coli strains.

Answer 10

T

Question 11

Enterotoxigenic E. coli strains cause diarrhoea in neonatal animals

Answer 11

T

Question 12

The enterotoxigenic E. coli strains cause neonatal diarrhoea in calves and piglets

Answer 12

T

Question 13

The enterotoxins of E. coli inhibit the protein synthesis.

Answer 13

F

Question 14

The enterotoxigenic E. coli strains have fimbria as adhesins

Answer 14

T

Question 15

The verotoxigenic E. coli strains cause septicaemia of calves.

Answer 15

F

Question 16

Endotoxins are the virulence factors of E. coli causing septicaemia

Answer 16

T

Question 17

Fimbria is the virulence factor of enterotoxic E. coli strains

Answer 17

T

Question 18

Verotoxins are the virulence factors of enterotoxic E. coli strains.

Answer 18

F

Question 19

Fimbria is the virulence factor of enteropathogenic E. coli strains.

Answer 19

F

Question 20

Enteropathogenic E. coli strains mainly damage the villi

Answer 20

T

Question 21

E. coli strains always cause generalized infections in animals.

Answer 21

F

Question 22

Enterotoxins of E. coli cause severe inflammation in the small intestines

Answer 22

F

Question 23

Enteropathogenic Escherichia coli strains cause neonatal diarrhoea in calves and piglets

Answer 23

F

Question 24

Enteropathogenic Escherichia coli strains damage the microvilli.

Answer 24

T

Question 25

Verotoxigenic Escherichia coli strains can cause disease in pigs

Answer 25

T

Question 26

Verotoxigenic Escherichia coli strains frequently cause septicaemia in chicken

Answer 26

F

Question 27

Endotoxin is a virulence factor of Escherichia coli

Answer 27

T

Question 28

Enterotoxins and fimbria are virulence factors enterotoxigenic Escherichia coli strains.

Answer 28

T

Question 29

Verotoxins are virulence factors of septicemic Escherichia coli strains.

Answer 29

F

Question 30

Enterotoxins are virulence factor enteropathogenic Escherichia coli strains

Answer 30

F

Question 31

Enterotoxic E. coli strains attach to enterocytes

Answer 31

T

Question 32

The enterotoxic E. coli strain produces verotoxins

Answer 32

F

Question 33

The enterotoxic E. coli strains cause oedema disease.

Answer 33

F

Question 34

Enterotoxic E. coli strains attach to enterotoxins

Answer 34

F

Question 35

Enterotoxic E. coli strains produce fimbriae

Answer 35

T

Question 36

Enterotoxigenic E. coli strains produce fimbriae

Answer 36

T

Question 37

Enterotoxin cause enteritis in the large intestine.

Answer 37

F

Question 38

Enterotoxigenic E. coil strains produce fimbria and enterotoxins.

Answer 38

T

Question 39

Verotoxins inhibit protein synthesi

Answer 39

T

Question 40

Verotoxins damage the endothelial cells

Answer 40

T