Pateurella Flashcards
1) Asymptomatic carriage of Pasteurella multocida can occur in birds
true
2) Pasteurella multocida is highly resistant; it can survive in the environment for several months
false
3) Pasteurella multocida can cause pasteurellosis in small ruminants
true
4) Pasteurella multocida can infect humans
true
5) Primary pasteurellosis disease have no predisposing factors
false
6) Pasteurella multocida can complicate canine distemper
true
7) Leukotoxin (cytotoxin) production is an important virulence factor of Mannheimia haemolytica
true
8) The dermonecrotoxin of Pasteurella multocida damages the osteoclast cells
false
9) Primary pasteurellosis diseases are caused by obligate pathogenic Pasteurella bacteria
false
10) Dermonecrotoxin can be virulence factor of Pasteurella multocida
true
11) Dermonecrotoxin of pasteurella multocida causes lesions in the nasal cavity and on the skin of pigs
false
12) Capsule can be virulence factor of Pasteurella multocida
true
13) Enterotoxins are virulence factors of Pasteurella multocida
false
14) The agent of acute systemic pasteurellosis is zoonotic
false
15) Mannheimia haemolytica leukotoxin (cytotoxin) damages the macrophages
true
16) Pasteurella ovis can cause pasteurellosis in small ruminants
false
17) Arthritis can be a clinical sign of ovine pasteurellosis
true
18) Transportation is a predisposing factor of respiratory pasteurellosis of calves
true
19) Primary pasteurellosis diseases have non infectious predisposing factors
true
20) Emboli are responsible for the necrosis seen in the case of acute systemic pasteurellosis
true
21) Leukotoxin is a virulence factor of Mannheimia haemolytica
true
22) Leukotoxin is produced by the majority of Pasteurella multocida
false
23) Pasteurella multocida can cause disease only in ruminants
false
24) Mannheimia haemolytica can cause disease mainly in ruminants
true
25) Bibersteinia trehalosi can infect ruminants
true
26) Pasteurellaceae are resistant bacteria, they remain viable for a long time in the soil
false
27) The virulence factors of P. multocida are the capsule and dermonecrotoxin
true
28) Pasteurella are very resistant in the environment
false
29) Pasteurella are obligate pathogens
false
30) We can use inactivated bacteria as a vaccine for Pasteurella
true
1) Pasteurella bovis can cause pasteurellosis in cattle
false
2) Diarrhoea is the main clinical sign of bovine pasteurellosis
false
3) Overcrowding is a predisposing factor of respiratory pasteurellosis of cattle
true
4) The lesions of respiratory pasteurellosis of calves are generally in the diaphragmatic lobes
false
5) Dermonecrotoxin of the agents is responsible for the clinical signs of respiratory pasteurellosis of cattle
false
6) Primary pasteurellosis diseases are caused by obligate pathogenic Pasteurella bacteria
false
7) Respiratory pasteurellosis occurs only among cattle above 6 months of age
false
8) Toxoid vaccines can be used for the prevention of respiratory pasteurellosis of cattle.
true
9) Pasteurella multocida can cause pasteurellosis in cattle
true
10) mannheimia haemolytica can cause respiratory pasteurellosis of calves
true
11) Mannheimia haemolytica can cause pasteurellosis in cattle
true
12) Respiratory pasteurellosis can occur after transport
true
13) Mannheimia haemolytica is an important agent of shipping fever
true
14) Leukotoxin of M. haemolytica damages the alveolar macrophages
true
15) Interstitial pneumonia is a frequent post mortem lesion of pulmonary pasteurellosis of cattle
false
16) Salmonellosis can predispose cattle to pasteurellosis
false
17) Transportation can predispose cattle to pasteurellosis
true
18) Bovine pasteurellosis cannot be prevented with vaccination
false
19) Respiratory pasteurellosis has been already eradicated in Europe
false
20) Mannheimia haemolytica is a causative agent of respiratory pasteurellosis
true
21) Mycoplasmas can predispose cattle to respiratory pasteurellosis
true
22) Respiratory pasteurellosis in cattle is caused by P. multocida A and M. haemolytica A
true
23) Most importance virulence factor of M. haemolytica is leukotoxin
true
24) Respiratory pasteurellosis in cattle is a common disease of young animals
true
25) Macrolides are recommended to use in case of respiratory pasteurellosis in cattle
true
26) Respiratory pasteurellosis of cattle appears in calves aged 1-3 months old
true
27) Respiratory pasteurellosis of cattle causes a fibrinous inflammation of serous membranes.
true
28) Leukotoxin of M. haemolytica strains responsible for Pasteurella pneumonia attacks respiratory epithelium
true
29) Respiratory pasturellosis of cattle are mostly seen in the tropics
false
30) Respiratory pasteurellosis of cattle causes purulent pneumonia
true
31) We can use ELISA to diagnose respiratory pasteurellosis in cattle
true
32) A predisposing factor of respiratory pasteurellosis in cattle is transport
true
33) A predisposing factor of respiratory pasteurellosis in cattle is the presence of a viral infection
true
34) Vaccination is widely used for prevention of bovine respiratory pasteurellosis
true
1) Haemorrhagic septicaemia of cattle is generally a chronic disease
false
2) Pasteurella multocida strains are causative agents of haemorrhagic septicaemia of cattle
true
3) Antibiotic treatment at the time of appearance of the clinical signs of haemorrhagic septicaemia of cattle is generally late
true
4) Bleeding from the nose is a frequent clinical sign of haemorrhagic septicaemia of cattle
false
5) Haemorrhagic septicaemia occurs most frequently among 2-3 month old calves in endemic areas
false
6) The morbidity and mortality of Haemorrhagic septicaemia of cattle is low
false, both is high
7) Oedema formation can be a clinical sign of haemorrhagic septicaemia of cattle
true
8) Hemorrhagic septicemia mainly occurs in tropical and sub-tropical areas
true
9) Pasteurella multocida B:2 and E:2 strains are causative agents of Haemorrhagic septicaemia
true
10) Monsoon can predispose to haemorrhagic septicaemia
true
11) Haemorrhagic septicaemia is mainly seen in pigs and horses
false
12) Haemorrhagic septicaemia is mainly an acute disease
true
13) After recovering from haemorrhagic septicaemia the animals do not shed the agent
false
14) Exotoxins are responsible for haemorrhagic septicaemia
false
15) The agent of haemorrhagic septicaemia can be carried in the tonsils
true
16) Haemorrhagic septicaemia cannot be prevented with vaccines
false
17) Haemorrhages on the heart are important post mortem signs of haemorrhagic septicaemia
true
18) Haemorrhagic septicaemia is caused by Pasteurella multocida
true
19) Haemorrhagic septicaemia is mainly seen in pigs
false
20) Oedema can be seen in the case of haemorrhagic septicaemia
true
21) Haemorrhagic septicaemia is endemic in several European countries
false
22) Exhausting work can predispose to haemorrhagic septicaemia
true
23) Re-convalescent animals can carry the agent of haemorrhagic septicaemia
true
24) The lesions of haemorrhagic septicaemia are caused by the exotoxin of the agent
false
25) Aerogenic infection is frequent in the case of haemorrhagic septicaemia
true
26) Haemorrhagic septicaemia is caused by Mannheimia haemolytica
false, should be true, mainly p. multocida but m. hemolytica too
27) The leukotoxin of the agent is responsible for the lesions of haemorrhagic septicaemia
false
28) Fever is a typical sign of haemorrhagic septicaemia
true
29) Haemorrhagic septicaemia occurs only in tropical and subtropical countries
false
30) The morbidity of haemorrhagic septicaemia is high
true
31) There are no vaccines for the prevention of haemorrhagic septicaemia.
false
32) Haemorrhagic septicaemia is caused by B and E types
true
33) Haemorrhagic septicaemia of cattle generally occurs in tropical countries
true
34) Haemorrhagic septicaemia infects cattle mainly from the environment
false, close contact to carrier animal
35) Haemorrhagic septicaemia of cattle’s endotoxin causes clinical symptoms
true
36) Pasteurella multocida is the agent of haemorrhagic septicaemia of cattle
true
37) The morbidity of haemorrhagic septicaemia is high
true
38) The clinical signs of haemorrhagic septicaemia are caused by the dermonecrotoxin of the agent
false
39) Buffalos and cattle are the most susceptible species to haemorrhagic septicaemia
true
40) Haemorrhagic septicaemia is mainly seen in 1-2 months old animals
false
41) Bleeding is the most typical clinical sign of haemorrhagic septicaemia.
false
42) Haemorrhagic septicaemia can be prevented with vaccination
true
43) Haemorrhagic septicaemia infected animals carry the bacteria for 1 year
false
44) Hyaluronic acid capsule is important for the bacteria’s ability to replicate unhindered
true
45) Haemorrhagic septicaemia is a slow and chronic disease
false
46) Endotoxins are important for the pathogenesis of the haemorrhagic septicaemia disease.
true
47) Antibiotics are highly effective against haemorrhagic septicaemia
true, if used early!
48) Attenuated vaccines can be used to prevent haemorrhagic septicaemia
true
49) After recovery from haemorrhagic septicaemia, cattle remain carriers
true
50) Haemorrhagic septicaemia of cattle occurs only in tropical countries
false
51) Secondary infection can occur with haemorrhagic septicaemia of cattle
false
52) Haemorrhagic septicaemia of cattle can be explained by endotoxin production
true
53) Haemorrhagic septicaemia is mainly seen in sheep and horses
false
1) Septicaemic ovine pasteurellosis is mainly seen in pregnant animals
false
2) Acute systemic pasteurellosis occurs mainly among 3-12 months old lambs
true
3) Pasteurella ovis can cause pasteurellosis in small ruminants
false
4) Bibersteinia trehalosi can cause acute systemic pasteurellosis in small ruminants
true
5) Cough and nasal discharge are clinical signs of ovine pasteurellosis
true
6) Acute systemic pasteurellosis is caused by Pasteurella multocida
false
7) Arthritis can be a clinical sign of ovine pasteurellosis
true
8) Pasteurella multocida can cause pasteurellosis in small ruminants
true
9) Acute systemic pasteurellosis does not occur in goats only in sheep
true, should be false, also in goats
10) Septicemia ovine pasteurellosis is mainly seen in lambs younger than 3 months
true
11) Mastitis can be a clinical form of ovine pasteurellosis
true
12) septicemia can be a clinical form of ovine pateurellosis
true
13) septicemic pasteurellosis doesn’t occur in goats only in sheep
false
14) respiratory pasteurellosis occurs in goats
true
15) ewes have to be culled after mastitis caused by mannheimia haemolytica because the udder cannot regenerate
false
inactivated vaccines can be used for the prevention of ovine pasteurellosis
true
17) respiratory viruses can predispose sheep to pasteurellosis
true
18) mannheimia haemolytica cause mastitis in goats
true
19) fibrinous pleuropneumonia is a postmortem lesion of ovine pasteurellosis
true
20) Respiratory pasteurellosis can occur in goats
true
21) Septicaemia can be a clinical form of ovine pasteurellosis
true
22) Dermonecrotoxin producing Pasteurella multocida can cause irreversible lesions in the nose of the pigs
true
23) Mannheimia haemolyitica can cause Pasteurellosis in small ruminants
true
24) Bibersteinia trehalosi can cause Pasteurellosis in small ruminants
true
25) Enteritis is a frequent clinical sign of ovine pasteurellosis
false
26) The agent of Acute Systemic Pasteurellosis is zoonotic
false
27) Mannheimia haemolytica can cause respiratory pasteurellosis of sheep
true
28) Fibrinous pneumonia is a common post mortem lesion of respiratory pasteurellosis
true
29) Mannheimia haemolytica can cause mastitis of sheep
true
30) Respiratory pasteurellosis of sheep cannot be prevented with vaccines
false
31) Mannheimia haemolytica is an important agent of ovine respiratory pasteurellosis
true
32) Leukotoxin of M. haemolytica is responsible for the clinical signs of ovine respiratory pasteurellosis
true
33) Lesions of ovine respiratory pasteurellosis can be seen in the anterior lobes of the lungs
true
34) Macrolide antibiotics can be used to the treatment of ovine respiratory pasteurellosis
true
35) Acute systemic pasteurellosis occurs in lambs that are younger than 3 months
false
36) Acute systemic pasteurellosis is caused by Mannheimia haemolytica
false
37) Acute systemic pasteurellosis occurs in sheep but not goats
false
38) Respiratory form of ovine pasteurellosis can be seen only in suckling lambs
false
39) Leukotoxin produced Mannheimia haemolytica is responsible for ovine mastitis
true
40) Acute systemic pasteurellosis is caused by Pasteurella multocida
false
41) Lesions of ovine respiratory pasteurellosis are typically seen in the diaphragmatic lobe of the lungs
false
42) Mannheimia haemolytica can cause pneumonia in sheep
true
43) Mannheimia haemolytica can cause acute systemic pasteurellosis in sheep
false
44) Mannheimia haemolytica can produce dermonecrotoxin.
false
45) Mannheimia haemolytica can cause septicaemia in suckling lambs
true
46) Acute systemic pasteurellosis is caused by Bibersteinia trehalosi
true
47) Acute systemic pasteurellosis occurs in sucking lambs and kids
false
48) In the case of acute systemic pasteurellosis bacterium, emboli are formed in the blood vessels
true
49) Nasal discharge and coughing for a week are the main clinical signs of acute systemic pasteurellosis
false
50) Acute systemic pasteurellosis is caused by type A and D of Pasteurella multocida
false
51) Necrosis of the mucous membranes and focal necrosis in the parenchymal organs are typical lesions of acute systemic pasteurellosis
true
52) Antibiotics can be used for the treatment of respiratory pasteurellosis of sheep
true
53) Respiratory pasteurellosis in sheep cannot be prevented with vaccination
false
54) Se-deficiency is a predisposing factor in sheep for pasteurellosis
true
55) Mannheimia haemolytica ́s endotoxin causes respiratory pasteurellosis in sheep
false, should be true
56) In respiratory pasteurellosis in sheep the cranial lung lobes are affected
false, should be true
57) Pasteurellosis does not cause septicaemia
false
58) Acute systemic pasteurellosis typically occurs in 3-12 months old small ruminants
true
59) Bacterium emboli are responsible for the clinical signs and lesions of acute systemic pasteurellosis
true
60) Fibrinous pneumonia is the main post mortem lesion of acute systemic pasteurellosis
false
61) Bibersteinia trehalosi is involved in development of acute systemic pasteurellosis
true
62) Serology is widely used to diagnose Pasteurella in sheep
false
63) Penicillin can be used to treat ovine pasteurellosis
true
64) The septicaemic form of pasteurellosis is most common in sheep above 1 year.
false
65) You can see croupus pneumonia in case of ovine systemic pasteurellosis
false
66) Systemic pasturellosis is seen in 2-4-week-old lambs
false
67) Pasteurella causes septicaemia in lambs
true
68) In suckling lambs, acute systemic pasteurellosis may occur.
false
69) Pasteurellosis in the sheep may cause interstitial pneumonia.
false
70) Pasteurellosis in the sheep can occur in the form of mastitis
true
71) Pasteurellosis in sheep may occur as a septicaemia
true
72) Emboli is the cause of sudden death in acute systemic pasturellosis
true
73) Vaccines can be used to prevent pasteurellosis in sheep
true
74) In the respiratory form of ovine pasteurellosis, haemorrhagic pneumonia is seen
false
1) Mycoplasmas predispose pigs to pulmonary pasteurellosis
true
2) Pulmonary pasteurellosis is more frequent in suckling piglets than in adults
false
3) Bordetella bronchiseptica predisposes pigs to pulmonary pasteurellosis
false
4) Actinobacillus pleuropneumoniae predisposes pigs to pulmonary pasteurellosis
true
5) Actinobacillus pleuropneumoniae of pigs can be chronic
true
6) Pasteurella multocida can cause haemorrhagic septicaemia in pigs
true
7) Pulmonary pasteurellosis of pigs is mainly caused by Mannheimia hemolytica
false
8) respiratory pasteurellosis of pigs is generally an acute, generalized disease
false
9) Vaccines can prevent pneumonia of swine caused by pasteurella
false
10) P. multocida A is causative agent of pneumonia caused by pasteurellosis in swine
true
1) Europe is free from atrophic rhinitis
false
2) Dermonecrotoxin producing Pasteurella multocida can cause irreversible lesions in the nose of pigs
true
3) The dermonecrotoxin of Pasteurella multocida damages the osteoclast cells
false
4) Dermonecrotoxin producing Pasteurella multocida can cause irreversible lesions in the nose of pigs
true
5) Toxoid vaccines are used for the prevention of atrophic rhinitis
true
6) The block of the lachrymal channel is a clinical sign of atrophic rhinitis
true
7) The turbinate bones can absorbed in the case of atrophic rhinitis
true
8) Overcrowding can predispose pigs to atrophic rhinitis
true
9) The maxilla can be shortened in the case of atrophic rhinitis
true
10) The most severe clinical signs of atrophic rhinitis can be seen in suckling piglets
false
11) Atrophic rhinitis can be prevented by vaccinating the pregnant sows
true
12) The lesions of atrophic rhinitis are examined after sawing the nose behind the first premolar teeth
true
13) Clinical signs of a atrophic rhinitis appear if piglets are infected in the first few weeks of their life
true
14) The mortality and the economic impact of atrophic rhinitis are high
false
15) The endotoxin of the agent is responsible for the clinical signs and lesions of atrophic rhinitis
false
atrophic rhinitis in fattening pigs is caused by Bordetella bronchiseptica.
false, should be true, bordetella and pasteurella
17) In 4-6 months old pigs B. bronchiseptica strains cause severe pneumonia
false
18) Dermonectotoxin is an important virulence factor of B. bronchiseptica
true
19) Atrophic rhinitis cannot be prevented with vaccination
false
20) Block of the lacrimal channel is a typical sign of atrophic rhinitis
true
21) The dermonecrotoxin producing Pasteurella multocida strains are responsible for the severe lesions of atrophic rhinitis
true
22) The dermonecrotoxin of P. multocida inhibits the activity of the osteoclast cells
false
23) Atrophic rhinitis can be prevented by vaccinating the day-old piglets
false, should be true, in US they vaccinate piglets
24) Atrophy of the turbinate bones is a typical lesion of atrophic rhinitis
true
25) Isolation of the causative agent from the nose confirm the diagnosis of atrophic rhinitis
false
26) The effects of the dermonecrotoxin produced by Pasteurella multocida are reversible
false
27) Bordetella bronchiseptica and Pasteurella multocida cause atrophic rhinitis
true
28) Bordetella bronchiseptica causes reversible lesions in the nasal cavity of pigs
true
29) Infection of pigs with Bordetella bronchiseptica and Pasteurella multocida at any age can result in atrophic rhinitis
true
30) The mortality of atrophic rhinitis can be 50-60%.
false
31) Clinical signs of atrophic rhinitis can be seen if piglets infected first week of life
true
32) The lesions of atrophic rhinitis are reversible.
true (some are, some arent)
33) The lesions of atrophic rhinitis are caused by an endotoxin
false
34) Hungary is free from atrophic rhinitis of swine
false
35) The clinical form of atrophic rhinitis can be seen if the piglets were few weeks old when infected
false
36) Bordetella bronchiseptica causes reversible changes in swine
true
37) At atrophic rhinitis the conchae absorb
true
38) Isolating Pasteurella multocida from pigs’ noses proves atrophic rhinitis
false
39) The endotoxin of the agent is responsible for the clinical signs and lesions of atrophic rhinitis
false
40) Atrophic rhinitis can be prevented with toxoid vaccine given at weaning
false
41) PM lesions of atrophic rhinitis can be examined after transverse cut of the nose
true
42) Atrophic rhinitis is examined PM by a longitudinal section of the nose
false
43) Animals showing signs of atrophic rhinitis remain carriers
false, should be true… wtf, they remain carriers with or without CS
44) Atrophic rhinitis can be prevented by vaccinating the sow
true
45) Atrophic rhinitis cause disease in swine and calves
false
46) Dermonectotocin in case of atrophic rhinitis acts on the osteoblast cells
true
47) Atrophic rhinitis is caused by a synergistic interaction between B. bronchiseptica and P. multocida D
true
48) B. bronchiseptica can cause immunosuppression
false, should be true, doesnt anything with inflammatory response cause immunosuppression?
49) Toxoid vaccines can be used for prevention of atrophic rhinitis
true
50) B. bronchiseptica strains producing toxins causing serious lesions
false
51) The typical PM lesions of atrophic rhinitis are caused by B. bronchiseptica strain
false
52) Atrophic rhinitis is a common disease that causes severe losses
false
53) Atrophic rhinitis only occurs pigs that were infected as suckling piglets
true, should be false, infected later but asymptomatic
54) Atrophic rhinitis is proven by isolating P. multocida
false
55) Tetracyclines can successfully be used to treat atrophic rhinitis
true
56) Wrinkles and torsion of nose is the most prominent clinical sign of atrophic rhinitis
true
1) Rabbit pasteurellosis is a generalised disease
true
2) Pasteurella multocida A and D strains can cause pasteurellosis in rabbits
true
3) Clinical signs of pasteurellosis in rabbits are most severe in new-born animals
false
4) The agent of rabbit pasteurellosis can cause septicaemia
true
5) Nasal discharge is a typical clinical sign of rabbit pasteurellosis
true
6) Subcutaneous abscesses can be seen in the case of rabbit pasteurellosis
true
7) Otitis media can be a clinical sign of rabbit pasteurellosis
true
8) Rabbit pasteurellosis causes only respiratory clinical signs.
false
9) rabbit pasteurellosis is more frequent in large scale farms than in small ones
true
10) Mannheimia haemolytica causes rabbit pasteurellosis
false
11) Pasteurellosis is limited to the respiratory tract in rabbits
false
12) Bibersteinia trehalosi is the causative agent pasteurellosis of rabbits
false
13) Serous pneumonia is typical in the case of pasteurellosis of rabbits
false
14) Pasteurellosis is limited to the respiratory track in rabbits
false
15) Neurologic signs can be seen in the case of pasteurellosis of rabbits.
true
16) Pasteurellosis is common in suckling rabbits
false
17) The poor quality of the air can predispose to rabbit pasteurellosis
true
18) Purulent bronchopneumonia is a frequent post mortem lesion of rabbit pasteurellosis
true
19) Fibrinous pneumonia can be seen during necropsy in case of pasteurellosis in rabbit
true
20) Pasteurellosis in rabbit causes high amount of nasal discharge
true
21) Pasteurellosis in rabbit is caused by P. multocida A.
true
1) Fowl cholera is caused by Pasteurella multocida A, D and F strains
true
2) Fowl cholera can occur is ducks and geese
true
3) The agent of fowl cholera can survive in water for a few days
true
4) Fowl cholera is caused by Pasteurella gallinarum.
false
5) The mortality of fowl cholera is low
false
6) Arthritis is a clinical sign of fowl cholera
true
7) The resistance of the agent of fowl cholera is low
true
8) Fowl cholera occurs mainly in the winter in Europe
false
9) Pasteurella multocida strains with lower virulence can cause chronic fowl cholera
true
10) The most severe form of fowl cholera occurs in day-old birds
false
11) Waterfowl is more susceptible to fowl cholera than hens
true
12) Focal inflammation and necrosis in the liver is a common postmortem lesion on of fowl cholera
true
13) Wild birds can introduce the agent of fowl cholera into a herd
true
14) Fowl cholera has an exponential mortality rate
true
15) Fowl cholera is a generalized disease it causes septicaemia
true
16) Animals recovered after fowl cholera remain bacterium carriers
true
17) The dermonecrotoxin of the agent is responsible for the clinical sign of fowl cholera
true
18) Vaccine for the prevention of fowl cholera provide type specific protection
true
19) The agent of fowl cholera is an obligate pathogenic bacterium
false
20) Antibiotics cannot be used for the treatment of fowl cholera
false
21) human can introduce the agent of fowl cholera into a herd
true
22) per os antibiotic treatment must be used in the case of fowl cholera
true
23) nasal discharge and conjunctivitis are clinical signs of fowl cholera
true
24) the morbidity of fowl cholera is high
true
25) the exotoxin of the agent is responsible for the clinical signs of fowl cholera
false
26) inflammation of the wattle is a clinical sign of acute fowl cholera
false
27) the endotoxin of the agent is responsible for the clinical signs of fowl cholera
true
28) Europe is free from fowl cholera
false
29) Haemorrhagic diarrhoea is a clinical sign of fowl cholera
true
30) Fowl Cholera can occur in ducks and geese
true
31) Fowl cholera is always an acute disease
false
feather pecking or force feeding can predispose animals to fowl cholera
true
33) Parent birds have to be vaccinated just before laying in order to prevent fowl cholera
false
34) Germinative infection is a frequent way of transmission of the agent of fowl cholera
true, should be false
35) Geese is resistant to fowl cholera
false
36) Fowl cholera cannot be prevented by vaccination
false
37) Focal inflammation in the liver is a typical post mortem lesion of fowl cholera.
true
38) Hemorrhages generally cannot be seen as post mortem signs of fowl cholera
false
39) After recovering from fowl cholera the animals do not carry the agent any more
false
40) There are vaccines on the market to prevent fowl cholera
true
41) Fowl cholera occurs only in hens
false
42) Fowl cholera is caused by certain serotypes of Pasteurella multocida
true
43) The agent of fowl cholera is an obligate pathogen
false
44) Germinative infection is common in the case of fowl cholera
false
45) Turkey are highly susceptible to fowl cholera
true
46) Fowl cholera is caused by Pasteurella multocida strains
true
47) Fowl cholera occurs only in chicken
false
48) Fowl cholera is typically seen in day-old birds
false
49) Fowl cholera is a septicemic disease
true
50) The agent of fowl cholera is a facultative pathogenic bacterium
true
51) The endotoxin of the agent is responsible for the lesions of fowl cholera
true
52) Fowl cholera is caused by Riemerella anatipestifer
false
53) Endotoxins of Pasteurella multocida cause fowl cholera
true
54) Fowl cholera has always an acute course
false
55) Fowl cholera could cause focal inflammation-necrosis in the liver
true
56) Fowl cholera is caused by introducing highly virulent Pasteurella multocida strains
true
57) Plucking and fattening of geese is a predisposing factor for fowl cholera
true
58) Fowl cholera causes acute septicaemia
true
59) The chronic form of fowl cholera is caused by less virulent strains
true
60) Day-old chickens are resistant to fowl cholera
true
61) Vaccines against fowl cholera are not available
false
62) Fowl cholera may cause high mortality in water birds
false, should be true
63) Turkeys are not sensitive to fowl cholera
false
64) Fowl cholera occurs mainly at the end of the winter
false
65) Fowl cholera occurs mostly during the summer and autumn.
true
66) Germinative infection is the primary way of spreading fowl cholera
false
67) Mortality of fowl cholera can reach 100% in a susceptible flock
true
68) In development of fowl cholera, plucking the animal has an important role
true
69) Fowl cholera can cause high losses among day-old chicken
false
70) Fowl cholera is caused by leukotoxin-producing Pasteurella (Mannheimia) haemolytica
false
71) Fowl cholera has higher mortality in young broiler stocks
false
72) Fowl cholera has high mortality in water poultry
false
73) Fowl cholera is caused by Pasteurella haemolytica
false
74) Fowl choler occurs in the tropics and subtropics mostly
true
75) Wild birds are very susceptible to fowl cholera
false
76) Susceptibility in hens decrease with age in case of fowl cholera
false
