Listeriosis

Question 1

18) Listeriae can cause mastitis.

Answer 1

true

Question 2

19) Listeriae is zoonotic

Answer 2

true

Question 3

20) Haemolysin is a virulence factor of Listeriae

Answer 3

true

Question 4

21) Diarrhoea is a frequent clinical sign of listeriosis in sheep

Answer 4

false

Question 5

22) Listeriae can cause septicaemia in suckling lambs

Answer 5

true

Question 6

23) Encephalitis is a frequent clinical sign of listeriosis in sheep

Answer 6

true

Question 7

24) Clinical signs of listeriosis generally seen in the summer

Answer 7

false

Question 8

25) Listeriae do not cause bacteraemia or septicaemia; they travel only along the nerves

Answer 8

false

Question 9

26) Not properly prepared silage can be source of listeria

Answer 9

true

Question 10

27) Listeriosis has very severe clinical signs in pigs

Answer 10

false

Question 11

28) The agent of listeriosis can travel along the nerves

Answer 11

true

Question 12

29) Unpasteurized milk or milk products can be source of Listeria in the case of human listeriosis

Answer 12

true

Question 13

30) Listeriosis is prevented by widespread vaccination using attenuated vaccines

Answer 13

false

Question 14

31) Circling is a typical sign of ovine listeriosis

Answer 14

true

Question 15

32) Listeriosis spread very fast in an infected herd from animal to animal

Answer 15

false

Question 16

33) Abortion is a clinical sign of listeriosis.

Answer 16

true

Question 17

34) Abortion is the most frequent clinical sign of listeriosis in sheep

Answer 17

false

Question 18

35) Listeria ovis is the agent of listeriosis

Answer 18

false

Question 19

36) Listeriae can survive in pools and poodles

Answer 19

true

Question 20

37) Listeria are soil bacteria

Answer 20

true

Question 21

38) Listeriae are facultative intracellular bacteria

Answer 21

true

Question 22

39) Listeriae can cause micro abscesses in the brain

Answer 22

true

Question 23

40) Encephalitis is a frequent clinical sign of listeriosis in sheep

Answer 23

true

Question 24

41) Infected silage can be the source of listeria

Answer 24

true

Question 25

42) Listeria are spreading fast from animal to animal.

Answer 25

false

Question 26

43) Listeria ivanovii causes listeriosis in animals

Answer 26

true

Question 27

44) Listeriosis spreads from animal to animal and causes high mortality

Answer 27

false

Question 28

45) Listeriosis causes neurological symptoms in sheep

Answer 28

true

Question 29

46) Listeriosis can infect rodents

Answer 29

true

Question 30

47) Listeriosis can only be seen in sheep

Answer 30

false

Question 31

48) Aerogen infection is the most important form of infection with Listeria in sheep

Answer 31

false

Question 32

49) Listeria can be found only in infected animals, they cannot survive in the environment

Answer 32

false

Question 33

50) Listeria are transmitted from animal to animal very fast in the infected flock

Answer 33

false

Question 34

51) The most frequent sign of bovine listeriosis is abortion

Answer 34

true

Question 35

52) There is widespread vaccination for the prevention of listeriosis

Answer 35

false

Question 36

53) The agent of listeriosis is an intracellular bacterium

Answer 36

true

Question 37

54) The main clinical sign of listeriosis in sheep is pneumonia

Answer 37

false

Question 38

55) Vaccination of sheep against listeriosis with inactivated vaccines is widely done in Europe

Answer 38

false

Question 39

56) Listeriosis causes septicaemia in lambs

Answer 39

true

Question 40

57) Listeriosis mainly occurs at the end of winter

Answer 40

true

Question 41

58) Listeriosis causes mainly abortion in cattle

Answer 41

true

Question 42

59) Listeriosis can be isolated from the brain stem.

Answer 42

true

Question 43

60) Overcrowding is a predisposing factor of listeriosis.

Answer 43

true

Question 44

61) Listeria can be found in soil

Answer 44

true

Question 45

62) Abortion is the most frequent clinical sign in bovine listeriosis

Answer 45

true

Question 46

63) Listeria are not resistant, they cannot survive in the environment

Answer 46

false

Question 47

64) Listeriosis can be a septicaemic disease

Answer 47

true

Question 48

65) Pneumonia is a frequent clinical sign of listeriosis.

Answer 48

false

Question 49

66) Listeriosis is the most common neurological disease in cattle

Answer 49

false

Question 50

67) Listeriosis occurs more frequently during the summer, at time of silage-making

Answer 50

false

Question 51

68) In the case of listeriosis of cattle, signs of the nervous system are the most frequently seen

Answer 51

false

Question 52

69) Listeriosis occurs only in tropical areas

Answer 52

false

Question 53

70) Neurological symptoms are the most common clinical sign of listeriosis in cow

Answer 53

false

Question 54

71) Listeriosis occurs in the summer

Answer 54

false

Question 55

72) Listeriosis occurs only in ruminants

Answer 55

false

Question 56

73) Main symptoms of listeriosis in sheep is encephalitis, abortion and septicaemia

Answer 56

true

Question 57

74) In cases with encephalitis, abscesses can be found in the medulla oblongata

Answer 57

true