Listeriosis Flashcards
18) Listeriae can cause mastitis.
true
19) Listeriae is zoonotic
true
20) Haemolysin is a virulence factor of Listeriae
true
21) Diarrhoea is a frequent clinical sign of listeriosis in sheep
false
22) Listeriae can cause septicaemia in suckling lambs
true
23) Encephalitis is a frequent clinical sign of listeriosis in sheep
true
24) Clinical signs of listeriosis generally seen in the summer
false
25) Listeriae do not cause bacteraemia or septicaemia; they travel only along the nerves
false
26) Not properly prepared silage can be source of listeria
true
27) Listeriosis has very severe clinical signs in pigs
false
28) The agent of listeriosis can travel along the nerves
true
29) Unpasteurized milk or milk products can be source of Listeria in the case of human listeriosis
true
30) Listeriosis is prevented by widespread vaccination using attenuated vaccines
false
31) Circling is a typical sign of ovine listeriosis
true
32) Listeriosis spread very fast in an infected herd from animal to animal
false
33) Abortion is a clinical sign of listeriosis.
true
34) Abortion is the most frequent clinical sign of listeriosis in sheep
false
35) Listeria ovis is the agent of listeriosis
false
36) Listeriae can survive in pools and poodles
true
37) Listeria are soil bacteria
true
38) Listeriae are facultative intracellular bacteria
true
39) Listeriae can cause micro abscesses in the brain
true
40) Encephalitis is a frequent clinical sign of listeriosis in sheep
true
41) Infected silage can be the source of listeria
true
42) Listeria are spreading fast from animal to animal.
false
43) Listeria ivanovii causes listeriosis in animals
true
44) Listeriosis spreads from animal to animal and causes high mortality
false
45) Listeriosis causes neurological symptoms in sheep
true
46) Listeriosis can infect rodents
true
47) Listeriosis can only be seen in sheep
false
48) Aerogen infection is the most important form of infection with Listeria in sheep
false
49) Listeria can be found only in infected animals, they cannot survive in the environment
false
50) Listeria are transmitted from animal to animal very fast in the infected flock
false
51) The most frequent sign of bovine listeriosis is abortion
true
52) There is widespread vaccination for the prevention of listeriosis
false
53) The agent of listeriosis is an intracellular bacterium
true
54) The main clinical sign of listeriosis in sheep is pneumonia
false
55) Vaccination of sheep against listeriosis with inactivated vaccines is widely done in Europe
false
56) Listeriosis causes septicaemia in lambs
true
57) Listeriosis mainly occurs at the end of winter
true
58) Listeriosis causes mainly abortion in cattle
true
59) Listeriosis can be isolated from the brain stem.
true
60) Overcrowding is a predisposing factor of listeriosis.
true
61) Listeria can be found in soil
true
62) Abortion is the most frequent clinical sign in bovine listeriosis
true
63) Listeria are not resistant, they cannot survive in the environment
false
64) Listeriosis can be a septicaemic disease
true
65) Pneumonia is a frequent clinical sign of listeriosis.
false
66) Listeriosis is the most common neurological disease in cattle
false
67) Listeriosis occurs more frequently during the summer, at time of silage-making
false
68) In the case of listeriosis of cattle, signs of the nervous system are the most frequently seen
false
69) Listeriosis occurs only in tropical areas
false
70) Neurological symptoms are the most common clinical sign of listeriosis in cow
false
71) Listeriosis occurs in the summer
false
72) Listeriosis occurs only in ruminants
false
73) Main symptoms of listeriosis in sheep is encephalitis, abortion and septicaemia
true
74) In cases with encephalitis, abscesses can be found in the medulla oblongata
true
