pt 2 Flashcards by Georgia Lennon

The spring viraemia of carp virus is a thermosensitive mutant

a. True
b. False

True

How well did you know this?

Not at all

Perfectly

Which statement is true?

a. Molluscipoxviruses infect molluscs
b. Yatapoxiviruses infect bats
c. Suipoxviruses are vectored by mosquitoes
d. Leporipoxviruses induce tumour formation

d. Leporipoxviruses induce tumour formation

How well did you know this?

Not at all

Perfectly

Please, mark, which statement is true.

a. Certain anelloviruses may cause apathogenic infection
b. Anelloviruses contain circular DNA
c. Anelloviruses are euryxen pathogens
d. Anelloviruses cause anaemia in swine

a. Certain anelloviruses may cause apathogenic infection

How well did you know this?

Not at all

Perfectly

Birnaviruses

a. Have single-stranded DNA genome
b. Are causing reproductive problems in cattle c. Are euryxen viruses
d. Have strong resistance in the environment

d. Have strong resistance in the environment

How well did you know this?

Not at all

Perfectly

Which statement is true?

a. Flaviviruses have an icosahedral capsid
b. Flaviviruses are resistant to detergents
c. Flaviviruses cause intranuclear inclusion body formation in cell culture
d. Flaviviruses have a segmented genome

a. Flaviviruses have an icosahedral capsid

How well did you know this?

Not at all

Perfectly

Which statement is false? Herpesviruses…

a. Are related antigenically within genera
b. Are sensitive to detergents
c. Are never tumour formatting
d. Are enveloped viruses

c. Are never tumour formatting

How well did you know this?

Not at all

Perfectly

Which statement is false?

a. The virions of poxviruses are larger than most of the other viruses of domestic animals
b. The virions of poxvirions have complex symmetry
c. The genome of poxviruses consists of 3 segments
d. Poxviruses replicate in the cytoplasm

c. The genome of poxviruses consists of 3 segments

How well did you know this?

Not at all

Perfectly

The virions of filoviruses

a. Take ribosomes from the host cells b. Are pleomorphic
c. Are bullet shaped
d. Have helical symmetry

d. Have helical symmetry

How well did you know this?

Not at all

Perfectly

Which statement is false?

a. The core and matrix proteins of orthomyxoviruses are conservative genes.
b. In birds all influenza A serotypes can be detected
c. The envelope proteins of orthomyxoviruses are hypervariable genes
d. Influenza type C is transmitted by mosquitoes

d. Influenza type C is transmitted by mosquitoes

How well did you know this?

Not at all

Perfectly

Which statement is false?

a. Zoonotic spread is common among papillomaviruses of mammals
b. Zoonotic spread is common among astroviruses of mammals
c. Zoonotic spread is common among arteriviruses of mammals
d. Zoonotic spread is common among hepeviruses of mammals

d. Zoonotic spread is common among hepeviruses of mammals

How well did you know this?

Not at all

Perfectly

Which statement is true?

a. Reoviruses are enveloped
b. Among reoviridae family only rotaviruses can be propagated in vitro
c. Reoviruses usually cause diarrhoea
d. Reoviruses have double capsid

d. Reoviruses have double capsid

How well did you know this?

Not at all

Perfectly

Which statement is false?

a. The canine herpesvirus causes generalized infection in pregnant dogs
b. Herpesvirus can infect fish
c. Bovine herpesviruses cause respiratory and genital infections
d. The feline herpesviruses cause respiratory disease

c. Bovine herpesviruses cause respiratory and genital infections

How well did you know this?

Not at all

Perfectly

Which statement is true?

a. The mouse sarcoma virus is competent in multiplication and has a viral onc gene.
b. The feline sarcoma virus is competent in multiplication and has a viral onc gene
c. The Rous-sarcoma virus is competent in multiplication and has a viral onc gene
d. The avian sarcoma virus is competent in multiplication and has a viral onc gene

c. The Rous-sarcoma virus is competent in multiplication and has a viral onc gene

How well did you know this?

Not at all

Perfectly

Coronaviruses

a. Propagate only in dividing cells
b. Do not show serological cross reactions
c. Synthesize subgenomic mRNAs for structural proteins
d. Cause disease exclusively in birds

c. Synthesize subgenomic mRNAs for structural proteins

How well did you know this?

Not at all

Perfectly

. The alpha, beta and gamma herpesvirinae subfamily is differentiated

a. By the replication time
b. By the latency site
c. By the cytopathetic effects
d. Considering all the details above

d. Considering all the details above

How well did you know this?

Not at all

Perfectly

Which statement is true?

a. The distemper virus can infect large feline species
b. The distemper virus persist in the urine bladder and the brain
c. Both A and B are true
d. Both A and B are false

c. Both A and B are true

How well did you know this?

Not at all

Perfectly

Which statement is false?
a. Enteroviruses cause disease exclusively in human.
b. Teschoviruses infect swine
c. Aphtoviruses have euryxen host range
d. Rhinoviruses are thermosensitive mutants

a. Enteroviruses cause disease exclusively in human.

How well did you know this?

Not at all

Perfectly

Lumpy skin disease is mainly seen in cattle and wild ruminants
a. False
b. True

How well did you know this?

Not at all

Perfectly

Lumpy skin disease is mainly seen in cattle and wild ruminants
a. False
b. True

How well did you know this?

Not at all

Perfectly

Lumpy skin disease is mainly seen in cattle and wild ruminants
a. False
b. True

True

How well did you know this?

Not at all

Perfectly

Birnaviruses

a. Are enveloped
b. Contain diploid RNA type nucleic acid
c. Cause immunosuppression in chicken
d. Have low resistance in the environment

c. Cause immunosuppression in chicken

How well did you know this?

Not at all

Perfectly

. Influenza D viruses typically cause disease in

a. Humans and seasl
b. Ducks and geese
c. Pigs and cows
d. Humans and pigs

c. Pigs and cows

How well did you know this?

Not at all

Perfectly

Prions can be detected by

a. CF test
b. PCR
c. HA assay
d. ELISA

d. ELISA

How well did you know this?

Not at all

Perfectly

Polyomaviruses

a. Persist in the lymphoid tissue
b. Integrate into the cellular genome
c. Cause per os infection
d. Cannot be propagated in cell cuture

b. Integrate into the cellular genome

How well did you know this?

Not at all

Perfectly

Circoviruses cause abortion in swine a. True b. False

false

Please, mark, which statement is true! a. Novirhaboviruses infect mammals b. The bovine ephemeral fever virus is an arbovirus c. The rabies virus is stenoxen d. The rabies virus causes cell-bound viraemia

b. The bovine ephemeral fever virus is an arbovirus

All of the viruses classified in the Bunyavirales order... a. Are very sensitive to environmental conditions b. Are arboviruses ? c c. Are zoonotic

Are zoonotic

Picoronaviruses use their genome as Mrna a. True b. False

true

The African swine fever virus a. Has low resistance in the environment b. Causes haemadsorption c. Causes a disease that is preventable with a vaccine d. Is shed by the faeces

b. Causes haemadsorption

The bluetongue virus may cause abortion in sheep. a. True b. False

False

Hepeviruses a. Cause the inflammation of the gill in salmons b. Are sensitive to cold temperature c. Cause cell rounding in tissue culture d. Are only present in asia

b. Are sensitive to cold temperature

. The rift-valley fever virus may cause abortion in sheep a. False b. True

True

Adenoviruses a. Zoonotic viruses b. Cause egg development problems in hens c. Are harboured mainly by bats d. Infect only terrestrial animals

b. Cause egg development problems in hens

Retroviruses a. Have binal capsid symmetry b. Have variable surface antigens c. Are not transmitted vertically d. Always cause tumours

b. Have variable surface antigens

Which statement is false? a. The chikungunya virus causes joint pain in human b. The O’nyong nyong virus causes rash and fever in human c. The Getah virus causes encephalitis in human d. The Ross River causes rash and fever in human

c. The Getah virus causes encephalitis in human

Which statement is true? a. Flaviviruses can be identified by the characteristic CPE they cause b. Some flaviviruses are weak antigens c. Within flaviviridae genera cross-reactions are detected. d. Flaviviruses are resistant to environmental conditions

c. Within flaviviridae genera cross-reactions are detected.

Thogotoviruses a. Are present in the Scandinavian countries b. Cause abortion in horse c. Are transmitted by ticks d. Cause anaemia in salmon

c. Are transmitted by ticks

Which statement is false? a. Bunyaviruses may be transmitted by arthropod vectors b. Togaviruses may be transmitted by arthropod vectors c. Arenaviruses may be transmitted by arthropod vectors

c. Arenaviruses may be transmitted by arthropod vectors

The African swine fever virus a. Has restricted host range b. Is transmitted by air c. Is isolated in embryonated egg d. Causes self-limiting infection

a. Has restricted host range

Which is not a notifiable disease? a. Bluetongue b. African horse sickness c. Horse encephalosis d. Epizootic haemorrhagic disease

b. African horse sickness

Papillomaviruses a. Assemble in keratinized cells b. Can be isolated in primary cell cultures c. Cause only benign tumours d. Are zoonotic viruses

a. Assemble in keratinized cells

Please, mark, which statement is true. a. Certain viruses of the Lyssavirus genus infect fishes b. The infection with rhabdoviruses does not trigger an immune reaction c. Virions of rhabdoviruses of animals are bullet-shaped d. The genome of rhabdoviruses is segmented –ssRNA

c. Virions of rhabdoviruses of animals are bullet-shaped | d. The genome of rhabdoviruses is segmented –ssRNA

137. Certain orthomyxoviruses cause infection in fish a. True b. False

false

8. The lymphocytic choriomeningitis virus infects a. Water birds b. Dogs and cats c. Sheep and goat d. Humans

humans

. Anelloviruses a. Are enveloped b. Are inactivated quickly in an acidic environment c. Are weak antigens d. Can cause germinative infection

d. Can cause germinative infection

West nile fever is present only in Africa a. False | b. True

false

141. Adenoviruses are transmitted by mosquitoes | a. False b. True

False

Arteriviruses a. Cause disase exclusively in birds b. Show serological cross-reactions within the family c. Propagate only in diving cells d. Synthesize subgenomic mRNAs for structural proteins

d. Synthesize subgenomic mRNAs for structural proteins

Avian infectious bronchitis may cause a. Egg deformation b. Gout c. Breathing difficulty d. Any of the signs listed above

d. Any of the signs listed above

4. Avastroviruses cause anaemia in chicken a. True | b. False

False

Which statement is false? a. Retroviruses integrate into the host cell genome b. Retroviruses genome is a dsRNa c. Retroviruses are enveloped d. The retroviruses cause lifelong infections

. Retroviruses genome is a dsRNa

The ebola virus causes a disease of high mortality a. False | b. True

True

Poxviruses a. Are not immunogenic b. Usually cause skin lesions c. Are very sensitive in the environment d. Cause nuclear inclusion bodies

b. Usually cause skin lesions

Poxviruses a. Are not immunogenic b. Usually cause skin lesions c. Are very sensitive in the environment d. Cause nuclear inclusion bodies

b. Usually cause skin lesions

The surface receptor protein of influenza viruses is the a. Spike protein b. Fusion protein c. Hemagglutinin d. Fiber

c. Hemagglutinin

It is transmitted by mosquitoes a. The monkey pox b. The myxomatosis c. The camelpox d. The swinepox

b. The myxomatosis

The infectioud bovine rhinotracheitis virus is zoonotic a. False b. True

False

In india, the maedi-visna virus is transmitted by ticks | a. False b. True

False

Orthopneumoviruses infect poultry a. False | b. True

False

Paramyxoviruses a. Can cause myxomatosis in swine b. Do not cause cytopathic effects in cells c. Cause paralysis in swine d. Are sensitive to lipid solvents

d. Are sensitive to lipid solvents

Which statement is false? a. The RHDV-1 infects rabbit and hare too b. The rabbit haemorrhagic disease vaccine is produced by experimental animal infection c. The rabbit haemorrhagic disease is a notifiable disease d. The RHDV-2 infects rabbit and hare too

a. The RHDV-1 infects rabbit and hare too

. Avastroviruses cause the inflammation of bursa Fabricii in chicken a. False b. True

a. False

Which statement is true? a. In avulavirinae subfamily we can find only pathogenic viruses b. The Newcastle disease virus causes abortion in sheep c. Paramyxoviruses have good resistance in the environment d. Certain paramyxoviruses cause disease in fish

a. In avulavirinae subfamily we can find only pathogenic viruses

Horse herpesviruses cause a. Abortion b. Respiratory disease c. None of the above d. Any of the above

d. Any of the above

Arenaviruses a. Cannot infect humans b. Usually cause gastroenteritis c. Are pleomorphic viruses d. Use reverse transcriptase for their replication

c. Are pleomorphic viruses

Which statement is false? a. SVD clinical signs are similar to FMD b. Tremoviruses cause disease in young chickens c. Kobuviruses cause hepatitis in ducks d. FMD virus has several serotypes

c. Kobuviruses cause hepatitis in ducks

Influenza C viruses typically cause disease in a. Horses and dogs b. Humans and pigs c. Ducks and geese d. Humans and seals

b. Humans and pigs

. Which statement is false? a. Coronaviruses cause characteristic CPE in cell cultures b. Coronaviruses are host specific c. Within coronavirus genera we can detect serological cross reactions d. Host change is frequent in the case of coronaviruses

a. Coronaviruses cause characteristic CPE in cell cultures

Which statement is false? a. Pegiviruses cause chronic hepatitis b. Pestiviruses are transmitted by mosquitoes c. Flaviviruses can be inactivated by detergents d. Hepaciviruses are zoonotic

a. Pegiviruses cause chronic hepatitis

Which statement is false? a. Filoviruses cause lethal disease with a rapid course The filoviruses are sensitive to environmental conditions c. Filoviruses are transmitted by mosquitoes d. Filoviruses are good antigens

c. Filoviruses are transmitted by mosquitoes

Which is not a reovirus? a. African horse sickness virus b. Ibaraki disease virus c. Bluetongue virus d. Gumboro disease virus

d. Gumboro disease virus

Which statement is false? Herpesviruses... a. Can be detected by haemagglutination test b. Can cause syncytium in cell cultures c. Hide as an episome or integrated into the cellular genome d. Can be isolated by co cultivation

a. Can be detected by haemagglutination test

Infectious prions a. Are strong antigens in the host organisms b. Are very sensitive to the higher temperature c. Are resistant to cellular proteases d. Contain only +ssRNA

. Are resistant to cellular proteases

Which virus is not transmitted by ticks? a. The Hantaan haemorrhagic fever virus

a. The Hantaan haemorrhagic fever virus b. The Nairobi disease virus c. The Crimean congo haemorrhagic disease virus d. The dabie bandavirus

Classical swine fever virus is antigenically similar to the a. African swine fever b. Aujeszky’s disease virus c. Transmissible gastroenteritis virus d. Bovine viral diarrhoea virus

d. Bovine viral diarrhoea virus

Hendra virus causes encephalitis in horse and human a. True | b. False

False

1. The CAV-1 causes kennel cough in dogs. a. False b. True

false

. Which statement is false? The Aujeszky’s disease virus. .. a. Causes abortion and CNS signs in swine b. Causes CNS signs in carnivores c. Is euryxen d. Does not infect sheep

d. Does not infect sheep

. Circoviruses a. Are good antigens b. Are inactivated quickly in an acidic environment c. Have a wide host range d. Are enveloped

a. Are good antigens

Bacteriophages a. Have always binal symmetry b. Are antigenic in mammals c. Eat bacteria d. Are always DNA viruses

eat bacteria

It is caused by parvovirus infection: a. Rabbit haemorrhagic disease b. Aleutian mink disease c. Chicken nephritis d. Infectious bursitis of chicken

b. Aleutian mink disease

The duck plague is caused by a herpesvirus a. True b. False

True

It is a member of reovirdae virus family: a. Duck plague virus b. African horse sickness virus c. African swine fever virus d. Peste des petitis ruminants

b. African horse sickness virus

Which statement is true? a. Caliciviruses are enveloped b. Caliciviruses have stenoxen host range c. Caliciviruses are transmitted by ticks d. Caliciviruses use their genome as Mrna

b. Caliciviruses have stenoxen host range

The duck hepatitis A (1) is a notifiable disease a. False | b. True

True

Border disease may cause abortion in sheep a. True b. False

True

Which statement is true? a. Metapneumoviruses cause swollen head syndrome in chicken. b. Orthopenumoviruses cause shipping fever in sheep. c. Metapneumoviruses cause interstitial emphysema in turkey. d. Orthopenumoviruses cause kennel cough in dogs.

Metapneumoviruses cause swollen head syndrome in chicken.

pt 2 Flashcards

(87 cards)