Midterm 1 part 2 (Not complete)

Question 1

In the case of direct infection the tissues of the infected and the susceptible animal get in contact.

Answer 1

True

Question 2

In the case of aerogenic infection the agent is transmitted by the air.

Answer 2

True

Question 3

Infective agents cannot survive in the soil, so soil cannot be a source of infection.

Answer 3

False

Question 4

In the case of iatrogenic infection the agent is transmitted by humans.

Answer 4

True

Question 5

In the case of local infections the lesions can be seen at the site of entry.

Answer 5

True

Question 6

In the case of generalised infections the agent is generally spreading with blood.

Answer 6

True

Question 7

In the case of generalised infections the placenta prevents the infection of the fetus.

Answer 7

False

Question 8

Some agents can spread along the nerves.

Answer 8

True

Question 9

Live vaccines can contain avirulent strains.

Answer 9

True

Question 10

Live vaccines can contain attenuated strains.

Answer 10

True

Question 11

Live vaccines are less effective than the inactivated ones.

Answer 11

False

Question 12

Live vaccines are dangerous, they are not on the market anymore.

Answer 12

False

Question 13

In the case of selection method of eradication the infected animals are taken out of the herd.

Answer 13

True

Question 14

If eradication is made by selection method, vaccination is forbidden.

Answer 14

False

Question 15

Early weaning is necessary if generation shift method of eradication is used.

Answer 15

True

Question 16

Generation shift is a frequently used eradication method in swine.

Answer 16

False

Question 17

The Circovirus:

• Reproduction is continuous in the dividing cells.
• Is a good antigen.
• Causes generalized lymphoid depletion.
• Only causes the depletion of B-lymphocytes.

Answer 17

True - Reproduction is continuous in the dividing cells.
True - Is a good antigen.
True - Causes generalized lymphoid depletion.
False - Only causes the depletin of B-lymphocytes.

Question 18

Pathological lesion(s) of PMWS is/are

• Enlarged lymph nodes.
• Multifocal, red skin lesions.
• Ataxia.
• Pnemonia.

Answer 18

True - Enlarged lymph nodes.
False - Mulifocal, red skin lesions.
False - Ataxia.
True - Pnemonia.

Question 19

If a 100 day-old swine foetus is infected with Parvovirus, the clinical signs can be:

• Respiratory disease.
• Weak piglets.
• Myoclonia congenital.
• Dermatitis

Answer 19

False - Respiratory disease.
True - Weak piglets.
True - Myoclonia congenital.
False - Dermatitis.

Question 20

Aleutian Mink Disease is caused by Protoparvovirus, like Cat parvovirus.

Answer 20

False

Question 21

Enteritis is a clinical sign of Aleutian Mink Disease.

Answer 21

False

Question 22

There is a vaccine available for Aleutian Mink Disease.

Answer 22

False

Question 23

Aleutian mink disease is type III hypersensitivity

Answer 23

True

Question 24

Papillomavirus needs keratin for the replication.

Answer 24

True

Question 25

There is no viraemia in papillomavirus infection.

Answer 25

True

Question 26

Polyomavirus infects parrots.

Answer 26

True

Question 27

Derzsy disease is caused by Polyoma virus.

Answer 27

False

Question 28

Atadenoviruses infect only mammalian hosts.

Answer 28

False

Question 29

Canine adenovirus-1 may cause fatal encephalitis in foxes.

Answer 29

True

Question 30

Puppies between the age of 3 and 6 months are the most sensitive to canine hepatitis.

Answer 30

True

Question 31

Canine laryngotracheitis virus can cause interstitial pneumonia following viraemia.

Answer 31

False

Question 32

Adenoviral pneumoenteritis is rarely fatal in calves and lambs.

Answer 32

True

Question 33

Adenoviral pneumoenteritis is frequently followed by bacterial secondary infections in cattle.

Answer 33

True

Question 34

Anaemia and increased mortality are signs of Chicken Inclusion Body Hepatitis.

Answer 34

True

Question 35

The Egg Drop Syndrome virus causes severe inflammation of the ovaries in hens.

Answer 35

False

Question 36

Herpesviruses can cause latent, persisting infections.

Answer 36

True

Question 37

Infectious Bovine Rhinotracheitis virus is transmitted by arthropods.

Answer 37

False

Question 38

Infectious Bovine Rhinotracheitis virus can cause fatal encephalitis in calves.

Answer 38

True

Question 39

Bovine Herpes Mammillitis virus can cause mastitis in cows.

Answer 39

False

Question 40

The Aujeszky´s disease virus causes pneumonia in ruminants and carnivores.

Answer 40

False

Question 41

Aujeszky´s disease virus can be latently carried by pigs in the nervous system.

Answer 41

True

Question 42

Dogs should be vaccinated against Aujeszky's disease.

Answer 42

False

Question 43

Inclusion Body Rhinitis is predisposing to fatal respiratory disease in pigs.

Answer 43

False

Question 44

Both equid herpesvirus 1 and 4 can cause abortion.

Answer 44

True

Question 45

Pregnant mares abort usually in the acute phase of Equine rhinopneumonitis.

Answer 45

False

Question 46

For immunisation against Equine rhinopneumonitis virus mostly marker vaccines are used.

Answer 46

False

Question 47

Equid herpesvirus-2 may cause Coital Exanthemas in horse.

Answer 47

False

Question 48

Canid herpesvirus infection can be cause blue eye disease.

Answer 48

False

Question 49

Feline rhinotracheitis can cause foetal developmental anomalies in pregnant cats.

Answer 49

True

Question 50

The Infectious Laryngotracheitis causes pseudomembrane formation in the oesophagus.

Answer 50

False

Question 51

Chicken above 6 weeks of age are not susceptible to Infectious Laryngotracheitis virus.

Answer 51

False

Question 52

Wild ducks may persistently be infected with duck plague (duck enteritis) virus.

Answer 52

True

Question 53

Duck plague (viral enteritis) can´t cause high mortality without secondary bacterial infections.

Answer 53

False

Question 54

Pigeon herpesvirus is characterised by focal necrosis in the liver in pigeons.

Answer 54

True

Question 55

The Marek´s disease virus causes immunosuppression.

Answer 55

True

Question 56

Serological cross-protectivity exist between certain Poxvirus species but only within genus.

Answer 56

True

Question 57

In cattle the Cowpox infection is mostly fatal.

Answer 57

False

Question 58

In cattle Pseudopox lesions are usually mild and transient.

Answer 58

True

Question 59

Bovine Papular Stomatitis can cause skin lesions in humans.

Answer 59

True

Question 60

Contagious pustular dermatitis (Orf) virus causes skin lesions in pigs.

Answer 60

False