New Questions Flashcards by Verena Flanter

Sexual infection of cattle is the main way of infection with brucellae

false

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Brucella ovis can infect bulls and can cause epididymitis and orchitis

false

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Selection (test & slaughter) method is not an appropriate method for eradication of swine
brucellosis

true

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Staphylococcosis is a septicaemic disease in day-old chicken

true

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Proventricular dilatation disease can occur in parrots

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TGE virus reaches foetuses.

false

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PHEV causes viraemia.

false

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TGE virus causes respiratory signs in adult animals

false

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In the case of PRRS high level of serum antibodies can be measured during viraemia

false

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Clinical signs caused by duck hepatitis A virus can be seen in the first month of life

true

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Bovine respiratory syncytial virus causes fibrinous pneumonia

false

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Ataxia, tremor, spasms and dyspnoea are clinical signs of encephalomyocarditis

true

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Bovine respiratory syncytial virus results formation of hyalin membrane in the alveoli

true

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Distemper is caused by a morbillivirus

true

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Rinderpest virus and peste des petits ruminants virus can infect sheep

true

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Interstitial pneumonia can be a postmortem lesion of Distemper

true

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In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as
coughing

true

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Nasal discharge and saliva contain large amount of Ephemeral fever virus

false

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Coli-diarrhoea of calves can be seen after weaning

false

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Nasal discharge is frequently seen in the case of ovine pulmonary adenomatosis

true

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Brucella abortus can cause arthritis and bursitis in cattle

false

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Brucella species can propagate in the soil

false

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Focal necrosis in the liver surrounded by a red ring is a typical lesion of infectious necrotic
hepatitis

true

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Horse influenza is a very contagious, quickly spreading disease

true

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Pandemic diseases are fast spreading ones; they are fast transmitted between continents

true

Swollen head syndrome is caused by avian metapneumovirus and E.coli

true

Bovine coronavirus is a zoonotic disease

false

Erosions can be seen in the oral cavity in the case of vesicular stomatitis

true

Rabies virus causes encephalitis

true

BSE prion is spreading fast from animal to animal

false

Clostridium botulinum has a wide host range

true

Struck is generally a wound infection

false

Clinical signs of porcine streptococcosis can mainly be seen in piglets

true

Skin necrosis is a clinical form of chronic swine erysipelas

true

Erysipelothrix rhusiopathiae is carried only by pigs that survived swine erysipelas

false

Corynebacterium pseudotuberculosis is a facultative intracellular bacterium

true

Dermonecrotoxin of Bordetella bronchiseptica causes lesions in the nasal cavity and on the skin of pigs

false

Francisella tularensis is a soil microorganism

false

Brucella ovis can infect only sheep

true

PCR is used to detect antibody against porcine parvovirus 1.

false

Canine herpesvirus infection can cause encephalitis in foxes

false

Bursitis virus targets the premature T lymphocytes

false

The arthropod is a true vector, if the pathogen also replicates in the susceptible animal

false?

Cyclozoonoses require an arthropod for transmission

false

The half-life of the heterologous hyperimmune serum is about 2-3 weeks

false, thats for homologeous hyperimmune serum

Peste des petits ruminants virus mainly replicates in the lymphoid cells

false

Nipah virus can cause disease in humans

true

Respiratory syncytial virus causes fibrinous pneumonia

false

The origin of coronavirus is unknown

false

In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as coughing

true

Formation of immune complexes can happen in the case of feline leukosis

true

Clinical signs of ovine pulmonary adenomatosis can be seen generally in sheep between 2 and 4 years

true

The agent is not shed in the case of tolerated infections

false

Pseudocowpox virus is a zoonotic agent

true

The clinical signs of exudative dermatitis are more severe in suckling piglets than adult animals

true

The morbidity of strangles is high

true

Dermatophilosis occurs mainly in moderate climate, especially in winter

false

Influenza causes enteric symptoms in humans

true

If the cellular immune reaction of cattle is week, mainly proliferative lesions of tuberculosis can be seen

false

Verotoxigenic E.coli strains cause coli-diarrhoea of calves

false

PRRS has virulence variants

true

The wet form of FIP is III. type of hypersensitivity

true

Yersinia enterocolitica is maintained mainly by pigs

true

The clinical signs of haemorrhagic septicaemia of cattle are caused by the endotoxin of the causative agent

true

Rabies virus causes encephalitis

true

High ammonia and dust concentration can predispose pigs to atrophic rhinitis

true

Dermatophilosis occurs mainly in moderate climate, especially in winter

false

Adult pigs cannot be infected with the agents of atrophic rhinitis

false

BSE prion spreads from the cow to the calf

false

The dermonecrotoxin of the agent is responsible for the clinical signs of fowl cholera

false

Coli-diarrhoea of calves is caused by extraintestinal E-coli strains

false

Wild boars can be the carrier of Brucella suis

true

Coli-diarrhoea of calves can be seen after weaning

false

S19 and RB51 vaccine strains are alive, attenuated Brucella abortus strains for vaccination of 3-5 months old heifers

true

Lamb dysentery is caused by clostridium perfringens B

true

Malignant oedema can occur in ruminants and pigs

true

Hyperimmune serum can be used for treatments of tetanus

true

Tetanus is caused by Bacillus tetani

false

Mixing animals is a predisposing factor of bovine salmonellosis

true

The sows have to be vaccinated with inactivated vaccines in order to prevent swine typhoid

false

streptococcus equi subsp. Equi is the causative agent of strangles

true

Abscesses caused by streptococcus porcinus are generally noticed in the slaughterhouse

true

Carrier agent of strangles can detected with ELISA using paired sera

true

The agent of pyosepticaemia of horses is a facultative pathogenic bacterium

true

Exhausting work is a predisposing factor of haemorrhagic septicaemia of cattle

true

Actinomycosis is an acute disease in humans

false

Wounds are predisposing factors of necrobacillosis

true

Fibrinous pneumonia is a frequent postmortem lesion of respiratory pasteurellosis of calves

true

Necrobacillosis is a generalised disease

false

Rhodococcus equi is a soil microorganism

true

High ammonia concentration in the air can predispose rabbits to pasteurellosis

true

Rhodococcus equi can cause disease in horses only

false

Germinative infection is a common way of transmission of the agent of ornithobacteriosis

false

Ornithobacteriosis is generally a generalised, septicaemis disease

false

Ataxia and nervous clinical signs are typical in the case of swine paratyphoid

false

Salmonellosis of dogs is mainly seen in young or immune compromised animals

true

Salmonella typhisuis and salmonella gallinarum can infect humans

false

Haemorrhagic septicaemia of cattle mainly occurs in tropical and subtropical areas

true

Pasteurella anatipestifer is the aetiological agent of anatipestifer disease

false

Brucella abortus can cause arthritis and bursitis in cattle

true

During abortion the causative agents of brucellosis are shed in a huge number

true

Brucella bovis can cause abortion of cattle

false

As a result of Koster-staining B. melitensis, B. abortus and B. suis are stained red

true

Tularaemia does not occur in Europe

false

Canine brucellosis is a zoonosis

true

Infectious coryza occurs in chicken, turkey, and waterfowl

false

Lesions of bovine actinobacillosis can frequently be seen in lymph nodes

true

Increased salivation is a clinical sign of bovine actinobacillosis

true

FMD virus is shed by milk

true

Biotype 2 strains of Actinobacillus pleuropneumoniae are more virulent than biotype 1 strains

false

Sexual infection of cattle is the main way of infection with brucellae

false

Lympho-haematogenous spread of mycobacteria can be seen in the early generalisation phase of tuberculosis

true

There are vaccines available to prevent VES

false

The tick-borne encephalitis virus is endemic in central Europe

true

Cytopathic strains of the Bovine Viral diarrhoea (BVDV) alone can cause mucosal disease

false

M.tuberculosis can cause generalised tuberculosis in cattle

false

BCG vaccination of badgers can result decreased shedding of mycobacteria

true

Rift Valley fever outbreaks usually occur after abnormally heavy rainfalls

true

Horse influenza is a very contagious, quickly spreading disease

true

Positive reactions of the tuberculin test in cattle can be caused by infection with Mycobacterium tuberculosis

true

Intra uterine infection happens if the foetus is infected during pregnancy from the dam

true

Mycobacterium are highly resistant thanks to the lipids and waxes in the cell wall

true

Tuberculin test can be false negative if the animal is infected with M.tuberculosis

false

If cellular immune reaction is weak mainly proliferative lesions tuberculosis can be seen

false

There is a close relationship between mycobacteria

true

The infected animals have high level of antibodies in the case of tolerated infections

false

The half-life of the homologous hyperimmune serum is about 2-3 weeks

true

False positive reaction of the tuberculine test can be caused by infectious with facultative pathogenic mycobacteria

true

Eradication with generation shift can be used only if the level of infection is low

false

New-born animals must be kept isolated when eradication with generation shift is used

true

There are vaccines available against chicken anaemia

true

The mink enteritis is type II hypersensitivity

false

The Aujeszky’s disease virus causes fatal pneumonia in ruminants and carnivores

false

The MATSA is a form of a disease

false

Poxviruses are epitheliotropic viruses

true

The pseudocowpox virus spreads slowly in a farm

true

The sheep and goatpox are common in Europe

false

Myxomatosis is present worldwide

true

The swinepox virus causes clinical signs in case of bad hygienic conditions

true

Neurological form of Marek’s disease can be present in hens (older age)

true

Myxomatosis is present worldwide

true

Facultative pathogenic mycobacteria can cause positive tuberculin test in cattle

true

Actinomycosis is an acute disease in humans

false

Diarrhoea is the main clinical sign of paratuberculosis

true

Dermatophilosis is a zoonosis

true

Coli-diarrhoea of calves is caused by extraintestinal E. coli strains

false

The endemic form of respiratory pasteurellosis is mainly seen in calves

true

Dermonecrotoxin producing Bordetella bronchiseptica can cause rhinitis in piglets

true

Humans can introduce the agent of fowl cholera into a herd

true

Haemorrhages in large number are frequent postmortem lesions of fowl cholera

true

After abortion aborted foetus, foetal membranes and blood sample of dam must be send to the diagnostic institute

true

Human brucellosis is one of the most frequently seen bacterial zoonosis on Earth

true

Actinobacillus lignieresii can cause bovine actinobacillosis

true

Lesions of bovine actinobacillosis are limited to the oral cavity

false

Only pigs are susceptible to Actinobacillus pleuropneumoniae

true

FMD virus is shed by milk

true

SMEDI is caused by porcine circovirus

true, can be caused by both, circo and parvo

RHD viruses replicates in the liver

true

Bursitis virus targets the premature T Lymphocytes

false

Actinomycosis is an acute disease in human

false

Rodents are the main reservoirs of the bluetongue virus

false

Classical swine fever virus targets the lymphatic tissue

true

Rinderpest virus has several serotypes and there is no cross protection between them

false

Peste des petit ruminants virus is resistant, it can survive in the environment for several months

false

Clinical signs of the nervous system generally do not appear always in the case of distemper

false

Domestic swine is susceptible to Nipah virus infection

true

The equine viral arteritis is caused by a retrovirus

false

Pigs has betacoronavirus

true

Canine pantropic coronavirus causes high fever

true

The clinical signs of foot and mouth disease and vesicular stomatitis cannot be differentiated in cattle

true

Enzootic bovine leukosis virus is carried lifelong

true

Caprine arthritis-encephalitis virus can be transmitted by milk

true

Haemolysines cause haematuria in the case of staphylococcoses

false

Methicillin resistant Staphylococcus aureus can be passed from humans to animals

true

Low virulent strains of the agent of swine erysipelas can cause chronic erysipelas from the beginning

true

Penicillin is recommended for the treatment of swine erysipelas

true

Rift valley fever outbreaks usually occur after abnormally heavy rainfalls

true

Lympho-haematogenous spread of mycobacteria can be seen in the early generalisation phase of tuberculosis

true

Mycobacterium tuberculosis can cause generalised tuberculosis in cattle

false

Rhodococcus equi can cause disease in horses only

false

Coli diarrhoea of new-born calves can be prevented by vaccinating the pregnant cows

true

Salmonella abortusbovis can cause abortion of cows

true

Swine typhoid can be transmitted with infected pigs

true

Wounds are predisposing factors of necrobacillosis

true

Disease caused by bovine parainfluenza-3 virus can be diagnosed using paired sera

true

Rinderpest virus replicates only in the lungs

false

“Zebra striping” in the large intestine can be seen in the case of rinderpest

true

The PED is zoonotic disease

false

Canine coronavirus can always cause respiratory disease

false

Herbivorous animals are generally dead-end hosts of rabies

true

Virulent foot rot has to be treated with antibiotics

true

In the case of erythroblastosis high number of immature red blood cells are in the blood

true

Recombination is common in the case of retroviruses

true

Yersinia enterocolitica is maintained mainly by pigs

true

Clostridium perfringens can produce main and auxiliary toxins

true

Haemorrhages under the serous membranes and enlargement of the parenchymal organs are typical postmortem lesions of tetanus

false

Morel’s disease is an acute, fast course disease

false

Streptococcus equi subsp. equi can sometimes cause arthritis

true

Streptococcus equi subsp. equi is a zoonotic agent

false

Listeriae can survive in pools and poodles

true

Inflammation of the large intestine is a postmortem lesion of coli diarrhoea of neonatal piglets

false

Septicaemic pasteurellosis does not occur in goats only in sheep

false

Pericarditis and perihepatitis are frequent PM lesion caused by E.coli

true

Rinderpest virus and peste des petits ruminants virus can infect sheep

true

The equine viral arteritis virus causes viraemia

true

Canine pantropic coronavirus can cause haemorrhagic diarrhoea

true

Inactivated vaccine against IBV can be used any ages

true

Ephemeral fever virus can cause clinical signs in ruminants, pigs, and horses

false

Rabies virus is shed in the viraemic phase of the disease

false

The clinical signs of avian leukosis are most severe in chicken under 2 weeks of age

false

In the case of erythroblastosis high number of immature red blood cells are in the blood

true

Proventricular dilatation disease is caused by a retrovirus

false

BSE prion spreads from the cow to the calf

false

Clostridium septicum is a frequent agent of malignant oedema

true

Only coagulase positive staphylococci are regarded pathogen

false

Abscesses caused by Streptococcus porcinus are generally noticed in the slaughterhouse

true

Pulmonary pasteurellosis of pigs is mainly caused by pasteurella multocida

true

Human Brucellosis is one of the most frequently seen bacterial zoonosis on earth

true

Coli-diarrhoea of calves can be seen after weaning

false

Selection (test & slaughter) method is not an appropriate method for eradication of swine brucellosis

true

Brucella ovis can infect only sheep

true

About 10% of calves carry EColi O157:H7strains

true

Coli septicaemia of calves is frequently after weaning

false

Epidemic diseases are fast spreading ones; they are fast transmitted between continents

false

In case of import of animals into a farm, animals in the quarantine must be only observed, there is nothing to do with them if they do not show clinical signs

false

Foetuses have no immune reactions; they appear only in 2-4-week-old animals

false

RHD viruses replicate in the liver

true

The age of the vaccinated animals can influence the efficacy of the vaccination

true

Implantation of washed embryos from a non-infected dam into an infected one is a way of eradication of a disease

false

Eradication with generation shift can be used in cattle herds

true

In pigs the porcine circovirus 2 can cause PMWS

true

The clinical signs, pathological and histopathological examination suggest PCV2- induced disease

true

PDNS is a type IV. hypersensitivity

false

SMEDI is caused by goose parvovirus

false

Maternal antibodies of dogs protect not longer than 2 weeks in the case of parvovirus enteritis of dogs

false

The parvovirus enteritis of dogs is type III hypersensitivity

false

If 75-day-old swine foetuses are infected with parvovirus abortion can be seen

false

Abortion of sows can be a sign of Aujeszky’s disease

true

Attenuated vaccines are widely used for the prevention of rinderpest in africa

false

Persistently infected calves can be recognised by virus detection in ear notch (skin) sample

true

Swine typhoid can be transmitted with infected pigs

true

The Aujeszky’s disease virus may infect several mammalian hosts

true

Rinderpest virus can result in lifelong immunity

true

Salmonellosis of dogs is mainly seen in young or immune compromised animals

true

Hypothermia and weak immune response facilitate the severity of canid herpesvirus infection of dogs

true

Conjunctivitis is a frequent sign feline infectious rhinotracheitis

true

Germinativ infection does not occur in Marek’s disease

true

Suipoxviruses cause long-lasting immunity

true

Sheep and goat poxvirus are taken mainly through the oral route

false

pseudocowpox does not cause a milker’s nodules

false

Newcastle disease virus can cause CNS signs in dogs

false

Myxomatosis causes serious clinical signs in cotton-tail rabbits

false

Bovine coronavirus is zoonotic disease

false

In the first phase the clinical symptoms of PRRS there may be respiratory symptoms such as coughing

true

PHEV causes viraemia

false

TGE virus reaches foetuses

false

Rinderpest can infect only cattle

false

The half-life of heterologous hyperimmune serum is 2-3 days

false

Rinderpest virus can result lifelong immunity

true

Feline leukosis virus can be eliminated in some cats

true

Tumor formation in the lungs, liver and spleen is typical in ovine pulmonary adenomatosis

false

Maedi-visna virus replicates only in the lungs without causing viraemia

false

Nipah virus can cause disease in humans

true

Domestic swine is susceptible to Nipah virus infection

true

The agent of exudative dermatitis enters the host through wounds

true

Purulent meningo-encephalitis can be a postmortem lesion of porcine streptococcosis

true

Omphalitis is a frequent lesion of avian staphylococcosis of day-old chicken

false

The equine viral arteritis virus causes viraemia

true

TGE virus reaches the mammary gland

true

Inactivated vaccine against IBV can be used any ages

true

Bovine parainfluenza-3 virus can cause interstitial pneumonia in calves

true

Attenuated vaccines are widely used for the prevention of rinderpest in Africa

false

Nasal discharge and saliva contain large amount of ephemeral fever virus

false

Recombination is common in the case of retroviruses

true

Generation shift is the only way of eradication of enzootic bovine leukosis

false

Enzootic bovine leukosis virus can result birth of immunotolerant calves

true

The clinical signs of avian leukosis are most severe in chicken under 2 weeks of age

false

Clostridium botulinum has a wide host range

true

Prion is shed in discharges by minks in the case of transmissable mink encephalopathy

false

Tetanus is seen only in horses

false

Haemolysines are virulence factors of staphylococci

true

In case of porcine streptococcosis CNS clinical signs can be seen

true

Streptococcus suis is a zoonotic agent

true

Streptococcus suis can cause encephalitis of humans

true

Haemorrhagic diarrhoea is a clinical sign of strangles

false

Eradication with generation shift can be used only if the level of infection is low

false

Embryo transfer can be used as an eradication method

true

Leporioxviruses cause long-lasting immunity

true

Pseudocowpox virus causes papule on the udder

true

S.typhysuis and gallinarum can infected human

false, no because typhoid

In humid and cool environment, the foot and mouth disease virus can retain its infectivity for weeks

true

Live vaccine is used for the prevention of avian encephalomyelitis

true

Clinical signs caused by duck hepatitis A virus can be see in the first month of life

true

A hepatitis E is a notifiable disease in animals

false

Rodents are the main reservoirs of the bluetongue virus

false

Septicaemic ovine pasteurellosis is mainly seen lambs younger than 3 months

true

Arthritis can be a clinical sign of ovine pasteurellosis

true

Leukotoxin production is an important factor of mannheimia haemolytica

true

Mannheimia haemolytica can cause mastitis in goats

true

Toxoid vaccines are used for the prevention of atrophic rhinitis

true

Persistently infected calves can be recognised by virus detection in ear notch (skin) sample

true

Rift valley fever outbreaks usually occur after abnormally heavy rainfalls

true

Horse influenza is a very contagious, quickly spreading disease

true

Brucella suis can cause orchitis and vertebral abscess in boars

true

Equine infectious anaemia virus can damage the bone marrow

true

Rabies can be diagnosed only by using PCR

false

Bovine coronavirus can cause diarrhoea in adult animals

true

Winter diarrhoea mainly affects dairy herds

true

Distemper can be complicated by secondary bacterial infections

true

Three to six months old dogs are most susceptible to canine distemper virus

true

Vesicular stomatitis virus can cause clinical signs in horses

true

Retroviruses are enveloped, their resistance is low

true

Retroviruses carry an integrase enzyme

true

Tremor, spasms, and torticollis are clinical signs of Newcastle disease

true

BSE prion spreads from the cow to the calf

false

Feline immunodeficiency virus causes horizontal and vertical infection

true

Anthrax is a chronic disease in ruminants

false

Newcastle disease virus can cause CNS signs in dogs

false

Bovine coronavirus causes watery diarrhoea in calf up to 3 months

true

Brucella canis is shed in the semen

true

Sexual infection of cattle is the main way of infection with brucellae

false, per os

The causative agent of tularaemia cannot infect humans

false

“Zebra striping” in the large intestine can be seen in the case of rinderpest

true

The feline coronavirus causes viraemia

true

Human brucellosis is one of the most frequently seen bacterial zoonosis on Earth

true

Nasal discharge and saliva contain large amount of ephemeral fever virus

false

After abortion aborted foetus, foetal membranes and blood sample of dam must be send to the diagnostic institute

true

Brucella ovis and B. canis are koster-negative

true

Caseous lymphadenitis of sheep cannot be eradicated from a flock

false

Carriers of agent of strangles can detected with ELISA using paired sera

false

Tumour formation in the lungs, liver and spleen is typical in ovine pulmonary adenomatosis

false

Clostridium botulinum has a wide host range

true

Avian leukosis virus causes the malignant transformation of B lymphocytes

false

Brucella suis can cause orchitis and vertebral abscess in boars

true

Struck is generally a wound infection

false

Equine infectious anaemia virus is mainly transmitted by respiratory discharge

false

Clostridium septicum is a frequent agent of malignant oedema

true