Mindterm 4 (3) Flashcards
Mycobacteria are very resistant
True
Obligate pathogenic Mycobacteria can only reproduce in the infected body
True
Mycobacterium caprae only infects goats
False
Mycobacterium tuberculosis only infects humans
False
Bovine tuberculosis shows clinical signs mainly under the age of 6 months
False
Bovine tuberculosis is spread mainly via aerogenic way
True
The main pathogen causing bovine tuberculosis is Mycobacterium tuberculosis
False
Bovine tuberculosis only affects the lungs
False
The result of the intradermal tuberculin test is: 1,9 mm and local reaction – it is +
True
The result of the intradermal tuberculin test is: 2,5 mm and local reaction – it is +
True
The result of the intradermal tuberculin test is: 3,5 mm and no local reaction – it is -
False
The result of the intradermal tuberculin test is: 4,2 mm and no local reaction – it is +
True
Actinomycosis bovis causes actinomycosis in cattle
True
Changing teeth is a predisposing factor in actinomycosis
True
In bovine actinomycosis wooden tongue is common
False
Use of attenuated vaccines against actinomycosis is widespread
False
Enterotoxic E. coli strains can cause diarrhea in newborns
True
Enteropathogenic E. coli strains mainly damage the villi
True
E. coli strains always cause generalized infections in animals
False
Entertoxins of E. coli cause severe inflammation in the small intestines
False
Coli septicaemia of calves is mainly seen after weaning
False
Coli septicaemia of calves causes high fever
True
At coli septicaemia of calves, the clinical signs are caused by the enterotoxins
False
Coli septicaemia of calves can be diagnosed by measuring antibodies
False
Fusobacterium necrophorum causes calf diphtheria
True
Respiratory diseases predispose calves for calf diphtheria
True
Calf diphtheria affects the oral cavity and the oesophagus
True
Calf diphtheria causes erosion of the larynx
True
Salmonellosis in cattle is mainly cause by Salmonella bovis strains
False
Salmonella can cause disease in calves bought and fattened at young age
True
Salmonellosis in cattle is spread mainly in aerogenic way
False
Chronic salmonellosis of cattle/calves causes arthritis
True
Salmonella abortusequi causes abortion in horses
True
Young pregnant mares are more susceptible for Salmonella abortusequi infection than older ones
True
Salmonella abortusequi causes septicaemia in horses
True
Vaccination against Salmonella abortusequi is widespread to prevent losses
False
Salmonella typhisuis infect ruminants and swine
False
Salmonella typhisuis causes paratyphoid in swine
False
Porcine paratyphoid mainly affects 2-5 months old pigs
True
In case of paratyphoid, the pigs on the farm must be culled/eradicated
True
Salmonella gallinarum causes fowl typhoid in poultry
True
In fowl typhoid there are two peaks during the epidemic
True
Fowl typhoid can’t spread in a germinative manner
False
Fowl typhoid can be diagnosed locally with agglutination methods
True
Y ersinia enterocolitica infects pigs
True
Yersinia enterocolitica strains, can cause cross-reaction with Brucella
True
Yersinia enterocolitica is mainly spread per os
True
Y ersinia enterocolitica does not infect humans
False
Haemorrhagic septicaemia of cattle generally occurs in tropical countries
True
Haemorrhagic septicaemia infects cattle mainly from the environment
True
Haemorrhagic septicaemia of cattle’s endotoxin causes clinical symptoms
True
There is no functioning vaccine to prevent haemorrhagic septicaemia of cattle
False
The dermonecrotoxin of Pasteurella multocida causes irreversible changes in pigs
False
At atrophic rhinitis the conchae absorb
True
Isolating Pasteurella multocida from pigs’ noses proves atrophic rhinitis
True
Atrophic rhinitis can be prevented by vaccinating pregnant sows
True
Fowl cholera is the most severe among day-old chicken
False
Fowl cholera is caused by introducing highly virulent Pasteurella multocida strains
True
Plucking and fattening of geese is a predisposing factor for fowl cholera
True
Fowl cholera causes acute septicaemia
True
Bovine actinobacillosis is a generalized disease with high fever
False
Bovine actinobacillosis affects mainly suckling calves
False
Excess salivation is a common symptom for bovine actinobacillosis
True
Actinobacillus bovis causes bovine actinobacillosis
False
Infectious coryza of poultry can infect all kinds of birds
False
Infectious coryza is caused by Avibacterium paragallinarum
True
Germinative infection is an important route of spreading for infectious coryza
False
Infectious coryza generalizes and causes fever
False
Brucella are facultative intracellular bacteria
True
With Köster-staining all Brucella are positive
True
Sheep and goat are the reservoirs for Brucella
False
Hungary is Brucella free
False
Brucella melitensis causes abortion in cattle
True
Brucella abortus causes abortion in cattle
True
Brucella suis causes abortion in pigs
True
Brucella abortus causes no disease in bulls
False
Sheep, goats, cattle are susceptible for Brucella ovis
False
Brucella ovis causes in rams orchitis and epididymitis
True
Rams are lifelong carriers of Brucella ovis
True
Brucella ovis infects humans as well
False
The habitat of saprophytic, facultative pathogenic mycobacteria is the environment
True
Mycobacteria are intracellular bacteria
True
Facultative pathogenic mycobacteria cannot cause tuberculosis
False
Facultative pathogenic mycobacteria cannot colonize mammals
False
Mycobacterium bovis and M. caprae are causative agents of bovine tuberculosis
True
Bovine tuberculosis cause mainly exudative lesions in calves below 1 month
False
Bovine tuberculosis is an acute disease
False
Cough is a frequent sign of bovine tuberculosis
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: 5.1 mm and there are local reactions, the test is positive
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: 5.1 mm and there are no local reactions, the test is positive
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: 2.8 mm and there are local lesions, the test is positive
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: 2.8 mm and there are no local lesions, the test is positive
False
Actinomycosis is seen in cattle as lumpy jaw
True
The pathological lesions of actinomycosis in pigs are seen in the udder
True
Sulphur granules are seen in the lesions of actinomycosis
True
Actinomycosis is prevented with wide vaccination
False
Enteropathogenic Escherichia coli strains cause neonatal diarrhea in calves and piglets
False
Enteropathogenic Escherichia coli strains damage the microvilli
True
Verotoxigenic Escherichia coli strains can cause disease in pigs
True
Verotoxigenic Escherichia coli strains frequently cause septicemia in chicken
False
Coli-septicemia of cattle can occur at any age
False
Hypo-gammaglobulinemia is a predisposing factor of coli-septicemia of cattle
True
Severe watery diarrhea is the main clinical sign of bovine coli-septicemia
False
The endotoxin of Escherichia coli is responsible for the clinical signs of coli- septicaemia
True
Wounds on the oral mucosa can predispose animals to Necrobacillosis
True
The clinical signs of Necrobacillosis can frequently be seen in young animals
True
Necrobacillosis is a generalized disease with high fever and depression
False
Vaccines containing attenuated agents are widely used to prevent Necrobacillosis
False
Salmonella Typhisuis can infect pigs and humans
False
Asymptomatic infection by salmonellae can happen in animals
True
Salmonella infections are always limited to the gut
False
Salmonella can be isolated from feces using the selective enrichment method
True
Salmonella Equi is the main agent of equine salmonellosis
False
Transportation is a predisposing factor of equine salmonellosis
True
Diarrhea is a clinical sign of equine salmonellosis
True
Diarrhea is the only clinical sign of equine salmonellosis
False
Swine typhoid is caused by Salmonella Choleraesuis
False
Swine typhoid is a frequent disease in Europe causing high losses
False
The agent of swine typhoid replicates in the large intestine
True
Killed vaccines are used to prevent swine typhoid
False
Salmonella Enteritidis is a frequent agent of fowl typhoid
True
The clinical signs of fowl paratyphoid can be seen mainly in adult hens
False
Fowl paratyphoid is a generalized disease with septicemia
True
Isolation of the agent of fowl paratyphoid from the parenchymal organs results in etiological diagnosis
True
Yersinia enterocolitica can infect pigs
True
Diarrhea is a common clinical sign of yersiniosis in pigs
True
The agent of yersiniosis cannot be cultured, PCR is the only way of its detection
False
Yersiniosis is a zoonosis
True
Capsule is a virulence factor of Pasteurella multocida
True
Leukotoxin is produced by the majority of Pasteurella multocida
False
Pasteurella multocida can cause disease only in ruminants
False
Pasteurella multocida is the agent of haemorrhagic septicaemia of cattle
True
Respiratory pasteurellosis has been already eradicated in Europe
False
Mannheimia haemolytica is a causative agent of respiratory pasteurellosis
True
Transportation is a predisposing factor of respiratory pasteurellosis of cattle.
True
There are no vaccines for the prevention of respiratory pasteurellosis of cattle
False
Acute systemic pasteurellosis is caused by Bibersteinia trehalosi
True
Acute systemic pasteurellosis typically occurs in 3-12 months old small ruminants
True
Bacterium emboli are responsible for the clinical signs and lesions of acute systemic pasteurellosis
True
Fibrinous pneumonia is the main post mortem lesion of acute systemic pasteurellosis
False
Actinobacillus equuli is the causative agent of equine actinobacillosis
True
Shortage of colostrum can predispose foals to actinobacillosis
True
Central nervous clinical signs are typical in the case of actinobacillosis of foals
False
Abscesses in the kidney are typical post mortem lesions of actinobacillosis of foals
True
Actinobacillus pleuropneumonia of swine is caused by Actinobacillus suis
False
Cytotoxins are produced by the agent of porcine Actinobacillus pneumonia
True
Lesions of porcine Actinobacillus pleuropneumonia are mainly seen in the diaphragmatic lobe
True
Only live attenuated vaccines are used for the prevention of porcine actinobacillosis
False
Brucella are introduced in a herd with infected animals
True
Brucella colonize the lymph nodes in young calves
True
Brucella abortus can colonize only cattle
False
Retention of fetal membrane is common in the case of brucellosis
True
Brucellosis of sheep caused by B. ovis is zoonosis
False
Epididymitis and orchitis are the main signs of brucellosis of sheep caused by B. ovis
True
Sometimes abortion can be seen in the case of brucellosis of sheep caused by B. ovis
True
Brucellosis of sheep caused by B. ovis is generally treated with tetracyclines
False
Canine brucellosis is a zoonotic disease
True
Brucella suis is a zoonotic agent
True
Vaccination against bovine brucellosis is common in EU
False
Dog and cat can carry and shed Brucella species
True
Mycobacteria are not resistant, they can survive in the environment for maximum of two days
False
Mycobacterium tuberculosis can cause tuberculosis only in humans
False
Mycobacterium caprae can cause tuberculosis in cattle
True
Facultative pathogenic mycobacteria can cause tuberculosis in fishes
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: Increased by 3.2 mm and there are no local reactions, the test is negative
False
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: Increased by 1.8 and there are no local reactions, the test is negative
True
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: Increased by 4.2 mm and there are no local reactions, the test is negative
False
If in the intradermal tuberculin test the increase of the thickness of the skin fold is: Increased by 4.2 mm and there are local reactions, the test is negative
False
Mycobacterium bovis can cause generalized tuberculosis in pigs
True
Mycobacterium tuberculosis can cause generalized tuberculosis in pigs
True
Only Mycobacterium avium subsp. Avium can infect birds
False
Avian tuberculosis has been eradicated in Europe
False
Rhodococcus equi can cause pneumonia in 1-3 years old foals
False
Interstitial pneumonia is the main lesion caused by Rhodococcus equi in foals
False
Pneumonia caused by Rhodococcus equi can be successfully treated with colistin
False
Rhodococcus equi can cause lesions in humans
True
Endotoxin is a virulence factor of Escherichia coli
True
Enterotoxins and fimbria are virulence factors enterotoxigenic Escherichia coli strains
True
Verotoxins are virulence factors of septicemic Escherichia coli strains
False
Enterotoxins are virulence factor enteropathogenic Escherichia coli strains
False
Edema disease is caused by verotoxigenic Escherichia coli strains
True
Edema disease can occur at any age
False
Weaning is a predisposing factor of edema disease
True
Vaccination of the sows is widely used in order to prevent edema disease
False
Necrobacillosis is caused by Dichelobacter nodosus
False
Foot rot is the main sign of Necrobacillosis
False
Navel infection can result in Necrobacillosis in sheep
True
Lesions of Necrobacillosis are frequently seen on the oral mucosa
True
Salmonellosis can cause disease in calves between 2-6 weeks
True
Cattle are mainly infected per os with salmonellae
True
Diarrhea without fever is a typical clinical sign of bovine salmonellosis
False
Arthritis can be seen in the case of chronic salmonellosis of cattle
True
Salmonella Typhimurium can frequently cause salmonellosis in sheep
True
Salmonella Abortusovis can cause abortion in sheep
True
Salmonella Abortusovis can frequently cause orchitis in rams
False
Mixing old and young pregnant ewes is a predisposing factor of ovine abortion
True
Swine paratyphoid is a chronic disease
False
Salmonella Choleraesuis can cause swine paratyphoid
True
Swine paratyphoid is most frequent among suckling piglets
False
High fever is a typical clinical sign of swine paratyphoid
True
Fowl typhoid can mainly be seen in large scale farms nowadays
False
Germinative infection can happen in the case of fowl typhoid
True
Fowl typhoid is caused by Salmonella avium
False
The agent of fowl typhoid is shed in the faces in high number
True
Yersiniosis of rodents can be caused by Yersinia pseudotuberculosis
True
Carrier animals shed the agent of yersiniosis in the faeces
True
Yersinia pseudotuberculosis can cause severe pleuropneumonia in rodents
False
Yersinia pseudotuberculosis can infect humans
True
Leukotoxin is a virulence factor of Mannheimia haemolytica
True
Mannheimia haemolytica can cause disease mainly in ruminants
True
Bibersteinia trehalosi can infect ruminants
True
Pasteurellaceae are resistant bacteria, they remain viable for a long time in the soil
False
Exhausting work is a predisposing factor of hemorrhagic septicemia
True
The morbidity of hemorrhagic septicemia is high
True
The clinical signs of hemorrhagic septicemia are caused by the dermonecrotoxin of the agent
False
There are no vaccines for the prevention of hemorrhagic septicemia
False
Atrophic rhinitis is caused by Mannheimia haemolytica
False
The endotoxin of the agent is responsible for the clinical signs and lesions of atrophic rhinitis
False
Atrophy of the turbinates is a lesion of atrophic rhinitis
True
There are no vaccines for the prevention of atrophic rhinitis
False
Actinobacillus lignieresii is the causative agent of bovine actinobacillosis
True
Bovine actinobacillosis is an acute or per-acute disease
False
Dry rough feed can predispose animals to bovine actinobacillosis
True
Bovine actinobacillosis is a zoonosis
False
Porcine polyserositis is caused by Haemophilus suis
False
Porcine polyserositis is mainly seen in 1-2 months old piglets
True
Transportation can be a predisposing factor of porcine polyserositis
True
Hypersensitivity is a clinical sign of porcine polyscrositis
True
Brucella are facultative pathogens
False
Cattle are mainly infected with Brucella sexually
Flase
Cattle brucellosis is a self-limiting disease
True
Brucellosis of cattle is mainly limited to the genital tract only
False
Brucella melitensis is endemic in the Mediterranean area
True
Self-limiting nature of brucellosis caused by Brucella melitensis is strong
True
Focal necrosis and inflammation are seen in fetuses aborted due to Brucella
True
Humans are resistant to Brucella melitensis
False
Raw milk consumption can be the source of human brucellosi
False
Brucella canis is not a zoonotic agent
False
Vaccination against brucellosis is common in the EU
True
Attenuated vaccine strains can cause abortion in pregnant animals
True
Mycobacterium suis is the most frequent agent of tuberculosis of pigs
False
Facultative pathogenic mycobacteria can colonize the gut of pigs
True
Sometimes facultative pathogenic mycobacteria cause lesions in pigs
True
Mycobacterium tuberculosis cannot cause tuberculosis in pigs
False
Avian tuberculosis can be typically seen in old, adult birds
True
Avian tuberculosis is a generalized disease
True
Mycobacterium tuberculosis can cause clinical signs in some bird species
True
The agent of avian tuberculosis cannot survive in the environment, its resistance is low
False
Paratuberculosis occurs mainly in the tropical and subtropical countries
False
Paratuberculosis is caused by Mycobacterium avium subsp. paratuberculosis
True
The agent of paratuberculosis is shed in the faces and milk
True
The clinical signs of paratuberculosis are more severe in sheep than cattle
False
Hard, stinging feed predisposes cattle to actinomycosis
True
In the case of bovine actinomycosis the lesions are localized in the udder
False
Wounds on the udder predispose swine to actinomycosis
True
Actinomycosis is mainly an acute disease
False
There is no germinative infection in the case of Escherichia coli in poultry
False
Mycoplasma can predispose chicken to Escherichia coli infection
True
Escherichia coli can cause only local lessons in chicken, it cannot be generalized
False
Omphalitis is a frequent post mortem lesion of Escherichia coli disease in poultry
False
Enterotoxigenic Escherichia coli strains are the main causative agents of coli-diarrhea in weaned pigs
True
Mainly viral infections predispose weaned piglets to coli-diarrhea
False
Edema formation is the main clinical sign of coli-diarrhea of weaned piglets
False
Increasing the fiber content of the feed can reduce the losses of coli-diarrhea in weaned pigs
True
Toxins are the main virulence factors of Dichelobacter nodosus
False
Warm and wet climate predispose animals to foot rot
True
The hoof wall can can be detached in the case of foot rot
True
There are no vaccines to prevent foot rot
False
Salmonella Typhimurium can cause salmonellosis in sheep
True
Fever and diarrhea are frequent clinical signs of ovine salmonellosis
True
Abortion can be a clinical sign of ovine salmonellosis
True
EHV-1 virus can predispose mares to salmonella-abortion
True
Swine paratyphoid typically occurs in neonatal piglets, in the first week of life
False
High fever is a typical sign of swine paratyphoid
True
Typhlocolitis of pigs are mainly caused by Salmonella Typhimurium
True
In the case of Typhlocolitis swine the agent can be isolated from the liver in large number
False
Fowl typhoid is caused by Salmonella Avium
False
The agent of fowl typhoid infects birds only per os
False
There is no germinative infection in the case of fowl typhoid
False
Omphalitis is a clinical sign and lesion of fowl typhoid
True
All salmonella serotypes can cause disease in humans
False
Poultry meat and eggs are common source of human salmonella infections
True
Salmonella generally cause gastroenteritis in humans
True
In the case of diarrhea caused by salmonella in humans, penicillin treatment is recommended
False
Yersinia pestis has been eradicated from the Earth
False
Yersinia pseudotuberculosis can cause disease in hares
True
Infection caused by Yersinia pseudotuberculosis is always limited to the gut
False
Only rodents are susceptible to Yersinia pseudotuberculosis
Fasle
Buffalos and cattle are the most susceptible species to hemorrhagic septicemia
True
Hemorrhagic septicemia is mainly seen in 1-2 months old animals
False
Bleeding is the most typical clinical sign of hemorrhagic septicemia
False
Hemorrhagic septicemia can be prevented with vaccination
True
Mannheimia haemolytica is an agent of bovine respiratory pasteurellosis
True
Mycoplasmas can predispose cattle to respiratory pasteurellosis
True
The lesions of bovine respiratory pasteurellosis are generally seen in the diaphragmatic lobes
False
There are no vaccines for the prevention of bovine respiratory pasteurellosis
False
Anatipestifer disease is caused by Pasteurella multocida
False
The clinical signs of Anatipestifer disease are more severe in Turkey than water fowl
False
The agent of Anatipestifer disease causes septicemia
True
Ataxia and spasms are frequent clinical signs of Anatipestifer disease
True
Infectious coryza of hens is caused by Avibacterium paragallinarum
True
The agent of infectious coryza can survive in water for a few days
True
The germinative infection is very important in the case of infections coryza
False
Sinusitis is an important sign of infectious coryza
True
Taylorella equigenitalis mainly causes septicemia in horses
False
Clinical signs caused by Taylorella equigenitalis can mainly be seen in young foals
False
Vaginal discharge is a common clinical sign of Taylorella equigenitalis infection
True
The clinical signs of Taylorella equigenitalis infection are more severe in males than females
False
Brucella melitensis can infect only goats
False
All Brucella species are red when stained with the Köster method
False
There is close antigenic relationship between B. melitensis and B. ovis
False
Hares are hosts of B. abortus biotype 2
False
Antibodies against Brucella melitensis can be detected in small ruminants all over Europe
False
Brucella abortus can be carried and shed by dogs and cats
True
Brucella abortus can cause abortion wave in a cattle herd, when it is newly introduced
True
Fetus, fetal membranes and blood sample of the cow have to be sent to the diagnostic institute in case of abortions
True
Antibodies against Brucella abortus are detected in the ABR test
True
Male calves may be vaccinated with vaccines containing live attenuated strains, without any side effects
False
Brucella suis can infect only pigs
False
Rev-1. vaccine can cause abortion of pregnant animals
True
