Polyoma-, papilloma-, adeno-, herpes-

Question 1

Polyomaviruses cause encephalitis in geese?

a. true
b. false

Answer 1

b. false

Question 2

Polyoma- and papillomaviruses

a. are enveloped.
b. have euryxen host range.
c. have ssDNA genome.
d. may induce tumour formation.

Answer 2

d. may induce tumour formation

Question 3

Polyomaviruses can multiply only in dividing cells.

a. True
b. False

Answer 3

b. false

Question 4

Polyomaviruses are haemagglutinating viruses

a. False
b. True

Answer 4

a. true

Question 5

. 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

Answer 5

b. Integrate into the cellular genome

Question 6

Polyomaviruses may cause latent infections.

a. true
b. false

Answer 6

a. true

Question 7

Polyomaviruses cause feather development problems in budgerigars.

a. true
b. false

Answer 7

a. true

Question 8

Polyomaviruses cause tumors in rodents

a. false
b. true

Answer 8

b. true

Question 9

Polyomaviruses cause usually asymptomatic infection in human.

a. true
b. false

Answer 9

a. true

Question 10

Polyomaviruses can cause persistent infections in kidney cells.

a. false
b. true

Answer 10

b. true

Question 11

Which virus families cause skin lesions?

Answer 11

Papillomaviridae, polyomaviridae, (Poxviridae cause pock lesions)

Question 12

Papillomaviruses can be detected by haemagglutination test.

a. true
b. false

Answer 12

b. false

Question 13

Papillomaviruses cause warts only on the genital mucosa of human?

a. true
b. false

Answer 13

b. false

Question 14

Papillomaviruses assemble in keratinized cells.

a. false

b true

Answer 14

b. true

Question 15

Papillomaviruses are weak antigens.

a. false
b. true

Answer 15

a. false

Question 16

Papillomaviruses cause warts on the oral mucosa of dogs?

a. true
b. false

Answer 16

a. true

Question 17

Papillomaviruses cause warts on the head and nose of horses.

true

fasle

Answer 17

true

Question 18

Papillomaviruses cause warts on the neck, back and body of cattle.

false

true

Answer 18

true

Question 19

. Papillomaviruses often cause encephalitis and diarrhoea in swine.

true

false

Answer 19

false

Question 20

Autovaccines are used against papillomaviruses.

a. True
b. False

Answer 20

a. true

Question 21

Adenoviruses a. cannot be propagated in vitro. b. cause latent infection. c. are enveloped. d. mostly cause respiratory and enteric diseases

Answer 21

d. mostly cause respiratory and enteric diseases

Question 22

3. The canine adenovirus type 1 causes encephalitis in fox. a. True b. False

Answer 22

a. True

Question 23

Adenoviruses

a. Cause transplacental infection
b. Cause tumour formation due to the inhibition of apoptosis
c. Cause syncytium formation in tissue cultures
d. Use viral transcriptase enzyme for their replication

Answer 23

b. Cause tumour formation due to the inhibition of apoptosis

Question 24

. Please,mark, which statement is false! Adenoviruses…

a. Cause usually pneumoenteritis in cattle and sheep
b. Cause encephalitis in chicken and feather development problems in parrots
c. Cause hepatitis and respiratory disease in dogs
d. Cause haemorrhagic enteritis in turkey and marble spleen disease in pheasants

Answer 24

b. Cause encephalitis in chicken and feather development problems in parrots

Question 25

Adenoviruses a. Are generally weak antigens b. Cause persisting infection in the kidney of dogs c. Can be propagated only in embryonated eggs d. Can be differentiated by VN test

Answer 25

d. Can be differentiated by VN test

Question 26

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

Answer 26

b. Cause egg development problems in hens

Question 27

Adenoviruses are transmitted by mosquitoes a. False b. True

Answer 27

a. false

Question 28

Adenoviruses are usually stenoxen pathogens. true false

Answer 28

true

Question 29

Adenoviruses cause encephalitis in chicken and feath development problems in parrots. true fasle

Answer 29

true

Question 30

Adenoviruses cause egg development problems in hens true false

Answer 30

true

Question 31

The Canine Distemper is caused by a mastadenovirus. true false

Answer 31

false

Question 32

Adenoviruses cause hepatitis and respiratory disease in dogs and encephalitis in foxes. true false

Answer 32

true

Question 33

Adenoviruses cause usually pneumoenteritis in ruminants and bladder stones in lambs. true false

Answer 33

true

Question 34

Adenoviruses cause haemorrhagic enteritis in turkey andd marble spleen disease in pheasants. true false

Answer 34

true

Question 35

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

Answer 35

d. Any of the above

Question 36

The Aujeszky’s disease is caused by the Su herpesvirus type 1 true false

Answer 36

true

Question 37

The Marek’s disease is caused by a gallid herpesvirus. true false

Answer 37

true

Question 38

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 . Can be isolated by co cultivation

Answer 38

a. Can be detected by haemagglutination test

Question 39

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

Answer 39

true

Question 40

Does not belong to Simplexvirus genus: a. Simian herpes (B) virus. b. Bovine herpesmamillitis virus . c. Aujeszky’s disease virus. d. Human genital herpes virus

Answer 40

. c. Aujeszky’s disease virus.

Question 41

The turkey herpesvirus induces cross-protection against Marek’s disease. a. True b. False

Answer 41

true

Question 42

Duck hepatis is caused by a herpes virus a. True b. False

Answer 42

false

Question 43

herpesviruses can be detected by haemagluttination test. a. False b. True

Answer 43

false

Question 44

Herpesvirus is the causative agent of a. Smallpox b. Pseudocowpox c. Goatpox d. Chickenpox

Answer 44

d. Chickenpox

Question 45

Which statement is true? a. Syntytium is a characteristic CPE of alphaherpesviruses b. The replication time of betaherpesviruses is less than 9 hours c. Herpesviruses induce cytoplasmic inclusion bodies d. Gammaherpesviruses cause latency in salivary glands

Answer 45

d. Gammaherpesviruses cause latency in salivary glands

Question 46

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

Answer 46

c. Are never tumour formatting

Question 47

. 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

Answer 47

a. The canine herpesvirus causes generalized infection in pregnant dogs

Question 48

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

Answer 48

d. Considering all the details above

Question 49

The Epstein-Barr virus is a herpesvirus true false

Answer 49

true

Question 50

Herpesviruses hide as episoma or integrated in the cell nucleus true fasle

Answer 50

true

Question 51

Bovine herpesviruses cause respiratory and genital infections. true false

Answer 51

true

Question 52

the Feline Herpesvirus causes respiratory disease. true false

Answer 52

true

Question 53

he Feline Herpesvirus causes respiratory disease. true false

Answer 53

true

Question 54

The Canine Herpesviruses cause generalized infection in pregnant dogs true false

Answer 54

false

Question 55

The Derzsy’s disease virus is a herpesvirus. true false

Answer 55

false

Question 56

Herpesviruses are usually causing CPE in cell cultures. true false

Answer 56

true