Midterm 4 (1) Flashcards
Fimbria can be virulence factors of E. coli strains
True
LT toxin can be virulence factor of some E. coli strains
True
Verotoxins produced by E. coli strains cause diarrhea in pigs
False
Enterotoxigenic E. coli strains cause diarrhea in neonatal animals
True
E. coli strains cannot cause germinative infection in chicken
False
E. coli strains cause generalized infection in day-old chicken
True
Omphalitis is a frequent clinical sign of E. coli infection of day-old chicken
True
Air sacculitis is a common post mortem lesion of E. coli infection in grower chicken
True
Fusobacterium necrophorum subsp. funduliforme is the agent Necrobacillosis in lambs
False
Necrobacillosis can occur as a consequence of navel infection in lambs
True
Pulmonary necrosis is a frequent lesion of necrobacillosis of lambs
False
Liver necrosis is a frequent lesion of necrobacillosis of lambs
True
Per os infection is a common way of infection in the case of salmonellosis
True
Salmonellae are replicating in the gut
True
Asymptomatic carriage of salmonellae does not occur in animals
False
Abortion can be a clinical sign of salmonellosis of animals
True
Salmonellosis is zoonosis
True
Antibodies against salmonellae can be detected in the case of generalised salmonellosis
True
In the case of generalized salmonellosis, the agent has to be isolated from the faces
False
After antibiotic treatment, no salmonella carriers remain in the flock
False
Salmonella Typhisuis is an obligate pathogen
True
S. Typhisuis replicates in the lymphoid patches of the large intestine
True
Infection caused by S. Typhisuis is limited to the intestine
False
S. Typhisuis can cause a severe acute disease in swine
False
Fowl paratyphoid is caused by Salmonella Gallinarum / Pullorum
False
Fowl paratyphoid alone occurs at any age
False
Germinative infection can happen in the case of fowl paratyphoid
True
Fowl paratyphoid is a septicemic disease in chicken
True
Yersinia pseudotuberculosis is a facultative pathogenic bacterium
True
Disease caused by Y. pseudotuberculosis is seen in European brown hares
True
Infection by Y. pseudotuberculosis is always limited to the gut
False
Y. pseudotuberculosis can cause focal necrosis in the parenchymal organs
True
Brucella species are widely distributed all over the world
True
Brucella species are serologically uniform
False
Brucella species need cysteine or cystine as an additive for the culture
False
Brucella species are not zoonotic agents
False
Bovine brucellosis is caused by Brucella bovis
False
B. melitensis can cause abortion in cattle
True
In the case of bovine brucellosis abortion usually occurs after fifth month of gestation
True
Retention of fetal membranes is a characteristic clinical sign of bovine brucellosis
True
Brucella melitensis infection of sheep and goat is common in Mediterranean littoral
True
B. melitensis can disappear spontaneously from sheep and goat
True
Wild boars can be the source of swine brucellosis in domestic pigs reared outdoors
True
European brown hare can carry and shed B. suis biotype 2
True
Brucella ovis is a zoonotic agent
False
The most frequently seen clinical sign of B. ovis infection is abortion of ewes
False
Susceptibility of humans to different Brucella species is different
True
Consumption of raw milk is an important route of human Brucella infection
True
Hemorrhagic septicemia is caused by Mannheimia haemolytica
False
Exhausting work can predispose to hemorrhagic septicaemia
True
The mortality of hemorrhagic septicemia is low
False
Hemorrhagic septicemia occurs only in South-East Asia
False
Septicemic pasteurellosis of lambs occurs below 3 months of age
True
Severe fibrinous pneumonia is a typical lesion in the case of septicaemic pasteurellosis of lambs
False
Acute systemic pasteurellosis is caused by Bibersteinia trehalosi
True
Focal necrosis in the parenchymal organs can be seen in the case of acute systemic pasteurellosis
True
Bordetella bronchiseptica can cause mild respiratory signs in suckling piglets
True
Endotoxin produced by Pasteurella multocida is responsible for the clinical signs of atrophic rhinitis
False
Atrophy of the turbinates is a typical post mortem lesion of atrophic rhinitis
True
There are no vaccines to prevent atrophic rhinitis
False
Fowl cholera has been eradicated in Europe
False
Endotoxin is responsible for the clinical signs of fowl cholera
True
Fever is a common clinical sign of acute fowl cholera
True
Vaccines against fowl cholera provide good life long protection
False
Francisella tularensis subsp. holarctica is the causative agent of tularaemia in Europe
True
European brown hare is the reservoir of the agent of tularaemia in Europe
True
Only hares are susceptible to the agent of tularaemia
False
Tularaemia is a zoonosis
True
Bordetella species are widespread on upper respiratory mucous membranes of birds and mammals
True
Turkey coryza is caused by Bordetella bronchiseptica
False
Upper respiratory clinical signs are characteristic for turkey coryza
True
2-6 weeks old turkey poults are the most susceptible to the causative agent of turkey coryza
True
The agent of bovine genital campylobacteriosis is Campylobacter fetus subsp. bovis
False
Inflammation of the prepuce is a common clinical sign of bovine genital campylobacteriosis
False
Abortion is a common clinical sign of bovine genital campylobacteriosis
True
The number of repeat breeders is increased in the case of bovine genital campylobacteriosis
True
Campylobacter jejuni can cause enteritis in young dogs
True
Per os infection occurs in the case of enteric campylobacteriosis
True
Blood never appears in the faces in the case of enteric campylobacteriosis
False
Focal necrosis is a post mortem lesion in the case of campylobacter hepatitis of poultry
True
The enterotoxigenic E. coli strains cause neonatal diarrhea in calves and piglets
True
The enterotoxins of E. coli inhibit the protein synthesis
False
The enterotoxigenic E. coli strains have fimbria as adhesins
True
The verotoxigenic E. coli strains cause septicemia of calves
False
Calf dysentery is caused by enterotoxigenic E. coli strains
False
In the case of calf dysentery, not only calves but cows also show severe diarrhoea
False
Calves with calf dysentery can recover spontaneously
True
Calf dysentery is a zoonotic disease
True
The main agent of foot rot is the Dichelobacter nodosus
True
Production of keratinase is a virulence factor of Dichelobacter nodosus
True
Morbidity of foot rot is very low, 1-5%
False
Foot bath in zinc sulphate can be used for the treatment of foot rot
True
Per os infection can happen in the case of salmonellosis
True
Germinative infection can happen in the case of certain salmonella diseases
True
Aerogenic infection can happen in the case of certain salmonella diseases
True
Sexual transmission is common in the case of certain salmonella diseases
False
Salmonella Abortusovis can cause abortion in ewes
True
Mixing ewes in their first pregnancy and old pregnant ewes predisposes to abortion caused salmonellae
True
Salmonella Abortusovis can cause epididymitis and orchitis in rams
False
Sexual transmission is the main way of infection with Salmonella Abortusovis
False
Swine typhoid is caused by Salmonella Choleraesuis
False
Salmonella Choleraesuis is an obligate pathogen
False
Ulcers in the large intestine are frequent post mortem lesions of swine typhoid
True
Swine typhoid is treated with penicillin
False
Fowl typhoid can be spread by aerogenic infection
True
In the case of fowl typhoid there is a peak of death cases between days 3 and 5
True
Fowl typhoid is an acute disease of poultry
True
Diarrhea is not a typical clinical sign of fowl cholera
False
Plague is caused by Yersinia pestis
True
The Earth is free from plague
False
Only rats are susceptible to plague
False
Fleas can transmit plague
True
Brucella need chocolate agar to culture
False
There is a close antigenic relationship between B. ovis and B. melitensis
False
B. suis is a zoonotic agent
True
Brucella ovis needs CO2 to culture
True
Nervous clinical signs are frequent in the case of bovine brucellosis
False
Bovine brucellosis can be diagnosed using the tuberculin test
False
ABR test cannot be used to test colostrum
True
Bovine brucellosis is a self-limiting disease
True
Swine brucellosis does not occur in Europe
False
Agent of canine brucellosis can infect humans
True
Brucellosis caused by Brucella melitensis occurs in the Mediterranean area
True
The S19 strain is an inactivated B. melitensis strain, which can be used for brucellosis
False
Humans can be infected with Brucella ovis from raw sheep or goat milk, are common clinical signs of the disease
False
Herd replacement is the only method of eradication of B. melitensis in a goat herd
False
Rev-1 strain is an attenuated live B. suis strain
False
B. suis can infect brown hares
True
Monsoon can predispose to hemorrhagic septicaemia
True
Hemorrhagic septicemia is mainly seen in pigs and horses
False
Hemorrhagic septicemia is mainly an acute disease
True
After recovering from hemorrhagic septicemia the animals do not shed the agent
False
Mannheimia haemolytica can cause respiratory pasteurellosis of sheep
True
Fibrinous pneumonia is a common post mortem lesion of respiratory pasteurellosis
True
Mannheimia haemolytica can cause mastitis of sheep
True
Respiratory pasteurellosis of sheep cannot be prevented with vaccines
False
Atrophic rhinitis in fattening pigs is caused by Bordetella bronchiseptica
False
In 4-6 months old pigs B. bronchiseptica strains cause severe pneumonia
False
Dermonectotoxin is an important virulence factor of B. bronchiseptica
True
Atrophic rhinitis cannot be prevented with vaccination
False
Focal inflammation in the liver is a typical post mortem lesion of fowl cholera
True
Hemorrhages generally cannot be seen as post mortem signs of fowl cholera
False
After recovering from fowl cholera the animals do not carry the agent any more
False
There are vaccines on the market to prevent fowl cholera
True
Hamsters and mice are very susceptible to the agent of tularaemia
True
Ticks can transmit the agent of tularaemia
True
Sheep are regularly vaccinated to prevent tularaemia in Europe
False
Tularaemia is not a zoonosis
False
Bordetella species can be frequently found on the respiratory mammal species
True
Bordetella pertussis can sometimes infect small ruminants
False
To the isolation of B. avium V-factor, CO2, and chocolate agar are needed
False
B. bronchiseptica strains can be involved in the respiratory disease
True
Campylobacter are obligate anaerobic bacteria
False
Campylobacters are microaerophilic bacteria
True
Campylobacter fetus subsp. venerealis causes bovine genital campylobacter
True
Infertility of cows is consequence of bovine genital campylobacter
True
Campylobacter jejuni can cause enteritis in humans
True
Raw milk can be the source of human Campylobacter jejuni infection
True
Campylobacter jejuni can cause hepatitis in humans
False
There are widespread vaccinations to prevent diseases caused by Campylobacter jejuni in humans
False
Coli diarrhea of calves is caused by enterotoxigenic E. coli strains
True
Coli diarrhea of calves is typically seen in 3-4-week-old calves
False
Dehydration is a clinical sign of coli diarrhea in calves
True
Enteritis in the large intestine is a typical post mortem sign of coli-diarrhea of calves
False
E. coli can cause dead eggs
True
E. coli can cause septicemia in day-old chicken
True
E. coli can cause air sacculitis in grower poultry
True
Omphalitis is a frequent post mortem lesion of E. coli septicemia in day-old chicken
True
Fusobacterium funduliforme is the causative agent of Necrobacillosis
False
Necrosis of the mucous membranes in the oral cavity is a clinical sign of Necrobacillosis
True
Focal necrosis in the kidney is a frequent post mortem lesion of Necrobacillosis
False
Necrobacillosis is prevented with wide vaccination
False
Asymptomatic carriage of salmonellae cannot happen in animals
False
Salmonella diseases are always limited to the gut
False
Arthritis can be a clinical sign of chronic salmonellosis
True
Certain salmonella serotypes can cause abortions
True
Lack of appropriate provision of colostrum can predispose calves to salmonellosis
False
Salmonella Typhi is a frequent agent of salmonellosis of calves
False
Transport of calves can predispose to salmonellosis
True
There are no vaccines against salmonellosis of calves
False
Per os infection is frequent in the case of swine typhoid
True
Swine typhoid is limited to the intestine, it cannot cause bacteraemia
False
Lesions of swine typhoid can be seen in the small intestine
False
Swine typhoid is an acute disease of swine
False
Fowl typhoid is caused by Salmonella Gallinarum
True
Fowl typhoid is more frequent in water fowl than hens
False
The susceptibility to fowl typhoid is increasing with age
False
Fowl typhoid can spread with germinative infection
True
Yersinia pseudotuberculosis can infect brown hares
True
Yersinia pseudotuberculosis can cause septicemia is rodents
True
Farm animals are regularly vaccinated to prevent infection caused by Yersinia pseudotuberculosis
False
Yersinia pseudotuberculosis can infect humans
True
Brucella are Gram-positive and Köster-positive bacteria
False
The antigens of Brucella are uniform
False
The majority of the Brucella species can infect humans
True
Brucella are not fastidious bacteria, they can be cultured on simple nutrient agar
False
Bovine brucellosis was described for the first time by Sir David Bruce in 1886
False
Bovine brucellosis is not a notifiable disease
False
Bovine brucellosis can be treated well with penicillin
False
Bovine brucellosis is a self-limiting disease
True
Rose-Bengal test is a frequently used serological test in the diagnostic work of brucellosis
True
In ABR (Abortus bang ring/Brucella milk ring) test, we detect brucella antigens in the milk
False
Fluoroquinolone treatment can cease shedding of Brucella
False
Rev 1. strain is a modified live vaccine strain of B. melitensis
True
Brucella ovis generally does not cause septicemia in rams
True
Brucella ovis is a zoonotic agent
False
Wild boars and hares can carry and shed the causative agent of swine brucellosis in Europe
True
Brucella canis can be isolated from the blood of infected dogs for years post infection
True
Exotoxins are responsible for hemorrhagic septicemia
False
The agent of hemorrhagic septicemia can be carried in the tonsils
True
Hemorrhagic septicemia cannot be prevented with vaccines
False
Haemorrhages on the heart are important post mortem signs of hemorrhagic septicaemia
True
Mannheimia haemolytica is an important agent of ovine respiratory pasteurellosis
True
Leukotoxin of M. haemolytica is responsible for the clinical signs of ovine respiratory pasteurellosis
True
Lesions of ovine respiratory pasteurellosis can be seen in the anterior lobes of the lungs
True
Macrolide antibiotics can be used to the treatment of ovine respiratory pasteurellosis
True
Bibersteinia trehalosi is the causative agent pasteurellosis of rabbits
False
Serous pneumonia is typical in the case of pasteurellosis of rabbits
False
Pasteurellosis is limited to the respiratory trackt in rabbits
False
Neurologic signs can be seen in the case of pasteurellosis of rabbits
True
Fowl cholera occurs only in hens
False
Fowl cholera is caused by certain serotypes of Pasteurella multocida
True
The agent of fowl cholera is an obligate pathogen
False
Germinative infection is common in the case of fowl cholera
False
The agent of tularaemia is transmitted only by ticks
False
There are virulence variants of Francisella tularensis
True
Slide agglutination test is used to recognize tularaemia infection in live animals
True
Farm animals in Europe are widely vaccinated against tularaemia
False
The normal habitat of Bordetella species is the mucous membranes of genital tract of animals
False
Bordetella bronchiseptica can cause rhinitis and pneumonia in piglets
True
Sinusitis, nasal discharge and conjunctivitis are the most frequently seen clinical signs of turkey coryza
True
Turkey coryza is caused by Bordetella bronchiseptica
False
Campylobacter species are Gram-positive curved and motile rods
False
Campylobacters are fastidious and microaerophilic bacteria
True
Bovine genital campylobacteriosis is caused C. fetus ssp. fetus
False
Campylobacter hepatitis of hens is caused C. fetus ssp. fetus
False
Proliferative enteropathies are caused by Campylobacter hyointestinalis
False
Intestinal adenomatosis is a form of proliferative enteropathies
True
Proliferative enteropathies occur in pigs between 6 and 20 weeks of age
True
Tiamulin can be used for the treatment of proliferative enteropathies
True
Colostrum deficiency is the main predisposing factor of E. coli septicemia in calves
True
E. coli septicemia of calves appears in the first days of life
True
Enterotoxigenic E. coli strains are the causative agents of E. coli septicemia of calves
False
In the case of E. coli septicemia in calves, diarrhea generally cannot be seen
True
Coli diarrhea of newborn piglets is caused by enterotoxigenic E. coli strains
True
Fimbria F4 is an important virulence factor of E. coli strains causing neonatal diarrhoea of piglets
True
Hemorrhagic diarrhea is typical in the case of coli diarrhea of newborn piglets
False
There are no vaccines to prevent coli diarrhea of newborn piglets
False
Dichelobacter nodosus causes foot rot in sheep
True
Keratinase is a virulence factor of the agent of foot rot
True
Dichelobacter nodosus is helped by other bacteria in the pathogenesis of foot rot
True
Foot rot cannot be prevented with vaccination
False
Salmonella Typhi is an obligate pathogen, it is the causative agent of fowl typhoid
False
Salmonellae, which can cause paratyphoid in animals are widespread
True
Age is a predisposing factor of paratyphoid of animals
True
Only per os infection occurs in the case of salmonellosis
False
Salmonellosis of calves is seen mainly in the first week of life
False
In the case of salmonellosis of calves, focal necrosis in the parenchymal organs can be seen
True
Arthritis can be a clinical sign of salmonellosis of calves
True
Humans cannot be infected with salmonellae from calves
False
Equine herpesvirus 1 infection can predispose horses to salmonellosis
True
Salmonellosis of horses occurs only in foals in the first month of life
False
Tenosynovitis can be a clinical sign of equine salmonellosis
True
Enteritis can be a clinical sign of equine salmonellosis
True
Germinative infection occurs in the case of fowl typhoid
True
Fowl typhoid has a death peak on days 3-5
True
Fowl typhoid has no effect on hatching %
False
Unabsorbed yolk sack is a post mortem lesion of fowl typhoid
True
Plague is caused by Yersinia pseudotuberculosis
False
Arthropods are involved in spreading of plague
True
Yersinia pseudotuberculosis has a wide host range
True
Yersinia pseudotuberculosis is not a zoonotic agent
False
Brucella species are non-motile, Gram-negative, small coccoid rods
True
There is a serological relationship among B. abortus, B. melitensis and B. ovis, because of the same surface polysaccharides
False
There are no brucellosis-free countries in the world
False
Most of the Brucella species are zoonotic agents
True
Bovine brucellosis is caused by Brucella bovis
False
Sensitivity and specificity of the serological tests, which are used in Brucella diagnostics are different
True
Bovine brucellosis is a notifiable disease
True
An early antibiotic therapy is really important in the treatment of bovine brucellosis
False
There is close antigenic relationship between Brucella bovis and Brucella ovis
False
Brucella suis can cause severe abortion in cattle
False
Brucella bovis can infect brown hares
False
Arthritis is a typical clinical sign of porcine brucellosis
True
Farmed pigs are regularly vaccinated against brucellosis in Europe in order to prevent infection from wild boars
False
Canine brucellosis does not occur in Europe
False
Ovine brucellosis caused by B. ovis is zoonosis
False
The Rev-I vaccine strain is an attenuated, live B. ovis strain
False
Mannheimia haemolytica is an important agent of shipping fever
True
Leukotoxin of M. haemolytica damages the alveolar macrophages
True
Interstitial pneumonia is a frequent post mortem lesion of pulmonary pasteurellosis of cattle
False
The pneumonic lesions in the case of pulmonary pasteurellosis of cattle can be seen mainly in the diaphragmatic lobe
False
Acute systemic pasteurellosis occurs in lambs that are younger than 3 months
False
Acute systemic pasteurellosis is caused by Mannheimia haemolytica
False
Acute systemic pasteurellosis occurs in sheep but not goats
False
Mannheimia haemolytica can cause mastitis in ewes
True
Block of the lacrimal channel is a typical sign of atrophic rhinitis
True
The dermonecrotoxin producing Pasteurella multocida strains are responsible for the severe lesions of atrophic rhinitis
True
The dermonecrotoxin of P. multocida inhibits the activity of the osteoclast cells
False
Atrophic rhinitis can be prevented by vaccinating the day-old piglets
False
Turkey are highly susceptible to fowl cholera
True
Fowl cholera is caused by Pasteurella multocida strains
True
The agent of fowl cholera is an obligate pathogen
False
Arthritis is a clinical sign of chronic fowl cholera
True
Francisella tularensis subsp. tularensis is the most frequent subspecies of the agent in Europe
False
Brown hares are susceptible to tularaemia
True
Tularaemia can be frequently seen in cattle in Europe
False
Francisella tularensis can infect humans
True
Bordetella occur mainly on the mucous membranes of the genitals of mammals
False
Bordetella are very fastidious bacteria, cysteine, cystin and chocolate agar are needed to the culture
False
Bordetellosis of turkey can be prevented with inactivated vaccines
True
Bordetella bronchiseptica can cause respiratory diseases of rabbits
True
Bovine genital campylobacteriosis is an acute septicemic disease
False
Infertility of the bulls is a clinical sign of bovine genital campylobacteriosis
False
Abortion is a clinical sign of bovine genital campylobacteriosis
True
Bovine genital campylobacteriosis can be diagnosed by staining the stomach content of the foetus
True
Campylobacter jejuni can cause diarrhea in young dogs
True
Campylobacter jejuni can cause septicemia in young dogs
False
An important clinical signs of campylobacter hepatitis of poultry are the drop of egg production
True
Fibrinous peri-hepatitis is a post mortem lesion in the case of campylobacter hepatitis of poultry
True
The habitat of the obligate pathogenic Mycobacteria is the environment
False
Mycobacteria are obligate intracellular bacteria
True
Waxes can be found in the cell wall of Mycobacteria
True
Only Mycobacterium tuberculosis can cause tuberculosis in humans
False
Mycobacterium bovis can cause bovine tuberculosis
True
The primary complex in bovine tuberculosis is mainly in the respiratory tract
True
Neutrophil granulocytes can be typically found in tubercles
False
Necrosis can be seen in the tubercles
True
The tuberculin contains antigens from mycobacteria
True
The tuberculin test is inconclusive if the increase of the thickness of the skin fold is 3.2 mm and it is painful
False
The tuberculin test is negative for 3 weeks after infection
True
Cattle are vaccinated every year in order to prevent tuberculosis
False
Lumpy jaw is a frequently seen disease in cattle herds with high morbidity
False
Nocardia asteroides is a soil microorganism
True
Heavy rain and wet skin surfaces are important predisposing factors in case of dermatophilosis
True
1 to 3 months old foals acquire Rhodococcus equi from the dust, so the main route of infection is the inhalation of the dust contaminated with the causative agent
True
Enterotoxigenic E. coli strains cause coli diarrhea in calves
True
High fever is a typical sign of coli diarrhea of calves
False
Severe inflammation in the small intestine can be seen in the case of coli diarrhoea of calves
False
Coli-diarrhea can be prevented by vaccinating the pregnant cows
True
E. coli can cause embryonic mortality in poultry
True
E. coli can cause septicemia in day-old chicken
True
E. coli can cause clinical signs only in chicken below of 2 weeks of age
False
E. coli can frequently cause air sacculitis in grower chicken
True
Salmonellosis of calves is typically seen in 2-6-week-old animals
True
Calves are infected with Salmonellae generally per os
True
Salmonellae do not enter the blood stream in calves
False
Abortion can be a clinical sign of bovine salmonellosis
True
Mixing old ewes in their first pregnancy can predispose to salmonellosis of sheep
False
Septicaemia occurs in the case of ovine salmonellosis.
True
Certain virus infections can predispose horses to salmonellosis
True
Horses are regularly vaccinated in order to prevent salmonellosis
False
Salmonella Choleraesuis can cause swine paratyphoid
True
Swine paratyphoid generally occurs in all age groups
False
High fever is a typical sign of swine paratyphoid
True
There are vaccines against swine paratyphoid on the market
True
Fowl typhoid is a frequent disease in large scale farms
False
Fowl typhoid is caused by Salmonella Enteritidis
False
Aerogenic infection occurs in the case of fowl typhoid
True
Arthritis is a clinical sign of fowl typhoid
True
Yersinia enterocolitica can cause diarrhea only in rodents
False
Yersinia enterocolitica can cause septicemia
True
Yersinia enterocolitica can cause lesions in the mesenteric lymph nodes
True
Yersinia enterocolitica can infect humans
True
Necrobacillosis is caused by Fusobacterium necrophorum subsp. Funduliforme
False
Wounds can predispose to Necrobacillosis
True
Navel infection can occur in the case of Necrobacillosis
True
Lesions of Necrobacillosis can be seen frequently in the oral cavity
True
Haemorrhagic septicemia is caused by Pasteurella multocida
True
Haemorrhagic septicemia is mainly seen in pigs
False
Edema can be seen in the case of hemorrhagic septicaemia
True
Hemorrhagic septicemia cannot be prevented with vaccination
False
Respiratory form of ovine pasteurellosis can be seen only in suckling lambs
False
Leukotoxin produced Mannheimia haemolytica is responsible for ovine mastitis
True
Acute systemic pasteurellosis is caused by Pasteurella multocida
False
Lesions of ovine respiratory pasteurellosis are typically seen in the diaphragmatic lobe of the lungs
False
Dermonecrotoxin of Pasteurella multocida causes inversible lesions in the nasal cavity of pigs
True
Atrophy of the turbinate bones is a typical lesion of atrophic rhinitis
True
Isolation of the causative agent from the nose confirm the diagnosis of atrophic rhinitis
False
Day-old piglets have to be vaccinated in order to prevent atrophic rhinitis
False
Lack of umbilical disinfection can lead to actinobacillosis in foals
True
Clinical signs of the central nervous system are typical in the case of actinobacillosis of foals
False
Wooden tongue is a typical clinical sign of equine actinobacillosis
False
Young foals are regularly vaccinated in order to prevent actinobacillosis
False
Glässer’s disease is generally seen in 1-2-month-old piglets
True
Actinobacillus suis is the causative agent of Glässer’s disease
False
Arthritis is a clinical sign of Glässer’s disease
True
Meningitis is a clinical sign of Glässer’s disease
True
Brucella suis is a zoonotic agent
True
Brucella canis is stained red as a result of Köster-staining
False
Brucella species are not fastidious bacteria, we can use nutrient agar in diagnostic work
False
There is a strong relationship in antigenic structure of Brucella canis and Brucella ovis
True
Pneumonia and nasal discharge are characteristic clinical findings in swine brucellosis
False
Rev I. is a live vaccine strain of B. canis
False
Dogs and cats can carry and shed different Brucella sp. without any clinical signs
True
Fetus, fetal membrane and blood sample from the dam must be send to the diagnostic institute in abotrion case
True
Stock exchange is the only safe eradication method in case of swine brucellosis
True
Swine brucellosis is an exotic disease in Europe, we can see this disease in South-East Asia only
False
In swine brucellosis the results of serological tests can be used only for herd diagnosis, because the low sensitivity and specificity of these serological tests
True
Scrotal dermatitis is a common clinical finding in canine brucellosis
True
The habitat of saprophytic, facultative pathogenic Mycobacteria is the environment
True
Saprophytic, facultative pathogenic Mycobacteria cannot colonize mammals
False
Mycobacterium caprae can cause tuberculosis only in goats
False
The resistance of Mycobacteria is very low
False
Cough is a frequent sign of bovine tuberculosis
True
Intestinal tuberculosis has no clinical signs in cattle
False
Badgers can infect cattle with Mycobacterium bovis
True
Vaccines are widely used to prevent bovine tuberculosis
False
The tuberculin reaction is positive if the increase of the thickness of the skin fold is 4.1 mm
True
If the positive tuberculin reaction is caused by facultative pathogenic mycobacteria the positivity will disappear after a few months
True
Mycobacterium bovis cannot cause tuberculosis in pigs
False
Mycobacterium bovis can infect cage birds
True
Actinomyces bovis is the causative agent of wooden tongue, it generally attacks soft tissues
False
Nocardia asteroides generally causes mastitis in cattle, which can be an iatrogenic infection
True
Treatment is not allowed in the case of dermatophilosis, eradication of the disease is our primary aim
False
Rhodococcus equi infection is a notifiable disease
False
Enterotoxigenic E. coli strains cause coli septicemia in calves
False
Coli septicemia of calves occurs in the first days of life
True
Verotoxins are responsible for the clinical signs of coli septicemia of calves
False
Severe watery diarrhea is a typical sign of coli septicemia of calves
False
Edema disease occurs in pigs and calves
False
Edema disease is caused by enteropathogenic E. coli strains
False
Edema disease occurs generally 1-2 weeks after weaning
True
Small arteries are damaged in the case of edema disease
True
Salmonellosis does not occur in cattle in Europe anymore because of successful eradication
False
Salmonellosis in calves typically occurs in 1-2-week-old calves
False
Salmonellosis in calves is frequently caused by S. typhimurium
True
Arthritis can be a clinical sign of bovine salmonellosis
True
Abortion is a clinical sign of equine salmonellosis
True
Foals are aborted in the febrile phase of salmonellosis
False
Isolation of salmonellae from aborted foals confirm the diagnosis of salmonellosis
True
Mares are regularly vaccination with vaccine containing Salmonella typhimurium
False
Swine typhoid is caused by Salmonella typhisuis
True
Salmonella typhisuis can infect ruminants and swine
False
Swine typhoid occurs only in piglets between 2-5 months
False
Certain lesions of swine typhoid can be seen in the large intestine
True
Salmonella gallinarum is the causative agent of fowl paratyphoid
False
Fowl paratyphoid cannot be seen in the European poultry flocks anymore
False
Germinative infection happens in the case of fowl paratyphoid
True
Lesions of fowl paratyphoid occur only in the intestinal tract
False
Plague occurs in the United States
True
Only humans are susceptible to the agent of plague
Flase
Yersinia pseudotuberculosis causes frequently clinical signs in rodents
True
Yersinia pseudotuberculosis can cause enteritis
True
The causative agent of foot rot is Dichelobacter nodosus
True
Dichelobacter nodosus can produce keratinase
True
Foot rot has more severe clinical signs in goats than sheep
False
Foot rot cannot be prevented with vaccination
False
Hemorrhagic septicemia is endemic in several European countries
False
Exhausting work can predispose to hemorrhagic septicemia
True
Re-convalescent animals can carry the agent of hemorrhagic septicemia
True
The lesions of hemorrhagic septicemia are caused by the exotoxin of the agent
False
Leukotoxin is a virulence factor of Mannheimia haemolytica
True
Salmonellosis can predispose cattle to pasteurellosis
False
Transportation can predispose cattle to pasteurellosis
True
Bovine pasteurellosis cannot be prevented with vaccination
False
Fowl cholera is caused by Pasteurella multocida
True
Fowl cholera occurs only in chicken
False
Germinative infection is common in the case of fowl cholera
False
Arthritis can be a clinical sign of fowl cholera
True
Actinobacillus lignieresii can cause actinobacillosis in cattle
True
Actinobacillosis is a fast, acute disease in cattle
False
Wooden tongue is a clinical sign of bovine actinobacillosis
True
Vaccination is the primary way of prevention of actinobacillosis in cattle
False
Avibacterium paragallinarum is the causative agent of infectious coryza
True
Germinative infection is important in the pathogenesis of infectious coryza
False
Infectious coryza is mainly seen in 1-2-week-old chicken
False
Sinusitis is a clinical sign of infectious coryza
True
Human brucellosis was described for the first time by David Bruce in Malta Island in 1886
True
Brucella abortus stains red as a result of Köster-staining
True
Bovine brucellosis is a notifiable disease
True
Brucella abortus can cause an abortion storm in a newly infected pregnant cattle herd
True
There is a strong relationship in the antigenic structure of B. melitensis and B. suis
True
B. suis biotype 2 is widespread in wild swine population all over the world
True
The most important clinical sign of canine brucellosis is abortion of pregnant bitches
True
Swine brucellosis can be treated successfully with antibiotics
False
In case of bovine abortion we must send only fetal fluid to the diagnostic laboratory, because is enough for the diagnosis
False
In the ABR test we detect Brucella abortus bacteria in the cattle milk
False
S19 vaccine is a live vaccine, which can cause abortion in pregnant cows
True
Brucella suis is a zoonotic agent
True
