Epi midterm 1-from top part 5

Question 1

Bovine adenoviruses usually cause disease in calves.

Answer 1

true

Question 2

Crowded keeping conditions may facilitate the spread of adenoviruses in a population.

Answer 2

true

Question 3

Marble Spleen Disease virus causes lymphatic tumors in geese.

Answer 3

false

Question 4

The Egg Drop Syndrome virus causes hepatitis and hydropericardium in young geese.

Answer 4

false

Question 5

Herpesvirus usually causes latent infection and life-long virus carriers.

Answer 5

true

Question 6

Infectious Bovine Rhinotracheitis virus (IBRV) can be transmitted through vectors.

Answer 6

false

Question 7

Pregnant cows should be immunized against IBRV only with inactivated vaccine.

Answer 7

false

Question 8

Swine are the reservoir host of the Malignant Catarrhal Fever virus

Answer 8

false

Question 9

Rodents are the natural hosts of the Aujeszky’s disease virus

Answer 9

false

Question 10

In adult swine, the most frequent manifestation of Aujeszky’s disease is encephalitis.

Answer 10

false

Question 11

Dogs should be vaccinated against Aujeszky’s disease virus yearly

Answer 11

false

Question 12

Swine Inclusion Body Rhinitis is usually seen in piglets

Answer 12

true

Question 13

Pregnant mares abort usually several weeks after Equine herpesvirus-1 infection

Answer 13

true

Question 14

Only pregnant mares should be immunized against Equine herpesvirus-1 infection

Answer 14

false

Question 15

Equine herpesvirus-2 and 5 causes pustular vulvovaginitis.

Answer 15

false

Question 16

Coital Exanthema virus does not cause abortion

Answer 16

true

Question 17

Canine herpesvirus-1 may cause generalized infection and severe disease in young puppies.

Answer 17

true

Question 18

Inactivated vaccines are available for immunization against Canine herpesvirus-1.

Answer 18

true

Question 19

Feline herpesvirus-1 is mainly transmitted by mosquitoes.

Answer 19

false

Question 20

Conjunctivitis is a frequent sign of Feline Infectious Rhinotracheitis

Answer 20

true

Question 21

Liver dystrophy is a frequent lesion in Duck Viral Enteritis.

Answer 21

true

Question 22

Tracheal lesions of Infectious Laryngotracheitis may be similar to those of Fowl pox.

Answer 22

true

Question 23

The Marek’s disease virus may survive in the environment for several months

Answer 23

true

Question 24

Free virions of the Marek’s disease virus are formed in the feather follicle epithelial cells

Answer 24

true

Question 25

Poxviruses never cause viraemia and generalized infection

Answer 25

false

Question 26

Poxviruses can cause cytoplasmic inclusion bodies.

Answer 26

true

Question 27

Orthopox viruses are strong antigens.

Answer 27

true

Question 28

Parapoxviruses are strong antigens.

Answer 28

false

Question 29

Certain rodents are reservoir hosts of Cowpox virus.

Answer 29

true

Question 30

Skin lesions may be seen in cats after Cowpox virus infection.

Answer 30

true

Question 31

Bovine Papular Stomatitis virus causes vesicles in the oral cavity and hoofs of cattle.

Answer 31

false

Question 32

Virulent virus vaccines may be used for immunization against Contagious Pustular Dermatitis of sheep (Orf).

Answer 32

true

Question 33

Sheep – and goat pox are enzootic in Europe.

Answer 33

false

Question 34

Sheep pox is deadly for young susceptible lambs.

Answer 34

true

Question 35

Lumpy skin disease virus is mostly transmitted by insects.

Answer 35

true

Question 36

Swine pox virus frequently causes interstitial pneumonia.

Answer 36

false

Question 37

Myxomatosis is typically seasonal.

Answer 37

true

Question 38

Attenuated vaccines are available against Myxomatosis.

Answer 38

true

Question 39

Fowl pox is zoonotic.

Answer 39

false

Question 40

Only inactivated vaccines can be used for prevention against fowl pox.

Answer 40

false

Question 41

Polymerase chain reaction is used for the detection of antigens of the agent.

Answer 41

false

Question 42

Post mortem lesions help in setting up a preliminary diagnosis.

Answer 42

true

Question 43

Epidemiological data help in setting up a preliminary diagnosis.

Answer 43

true

Question 44

Microscopic examination of samples is not used in the diagnosis of infectious diseases any more.

Answer 44

false

Question 45

Antibiotics are generally used to the actiological treatment of diseases caused by bacteria.

Answer 45

true

Question 46

Use of antibiotics in the case of diseases caused by viruses is not allowed because of antibiotic resistance.

Answer 46

false

Question 47

Treatment of certain infectious diseases is prohibited.

Answer 47

true

Question 48

Symptomatic treatment is recommended because it can support healing of the diseased animals.

Answer 48

true

Question 49

”All-in-all-out” principle is a general epidemiological rule.

Answer 49

true

Question 50

Isolated keeping of different animal species can prevent the spreading of infectious diseases.

Answer 50

true

Question 51

Isolated keeping of different age groups of the same species cannot prevent spreading of infectious diseases since all animals of the same species are susceptible to the same agents.

Answer 51

false

Question 52

Day-old birds cannot be infected in the hatchery because they are protected by yolk Immunity.

Answer 52

false

Question 53

Test and slaughter as an eradication method can be used in case of low level of infection.

Answer 53

true

Question 54

There is no agent which can be eradicated by antibiotic treatment.

Answer 54

true

Question 55

In the case of generation shift newborn animals have to be kept isolated from the parent animals

Answer 55

true

Question 56

In the case of herd replacement, the herd is replaced with infection-free animals.

Answer 56

true

Question 57

Resistance of Circoviruses is very high, in the environment they remain infectious for months.

Answer 57

true

Question 58

Avian circoviruses can infect many poultry species.

Answer 58

true

Question 59

Incubation period of porcine circovirus disease is short, some days.

Answer 59

false

Question 60

Avian circoviruses can cause retarded growth and immunosuppression.

Answer 60

true

Question 61

Circoviruses can be cultured easily in many cell lines.

Answer 61

false

Question 62

Porcine circovirus-2 causes clinical signs mainly after weaning.

Answer 62

true

Question 63

For prevention of Chicken Infectious Anemia, live (attenuated) vaccines are available

Answer 63

true

Question 64

Avian circoviruses can spread via breeder eggs.

Answer 64

true

Question 65

Parvoviruses multiplicate only in rapidly dividing cells

Answer 65

true

Question 66

Porcine parvovirus frequently causes diarrhea in piglets.

Answer 66

false

Question 67

Aleutian Mink Disease is due to immunocomplex formation.

Answer 67

true

Question 68

Cat panleukopenia virus can cause disease also in Mustelidae species.

Answer 68

true

Question 69

Papillomaviruses can be cultured in epithelial cell lines.

Answer 69

false

Question 70

Goose polyomavirus caused disease clinically appears in young animals.

Answer 70

true

Question 71

Papillomaviruses cause warts in the skin and mucous membranes.

Answer 71

true

Question 72

Polyomaviruses can cause neoplasm in rodents.

Answer 72

true

Question 73

Resistance of Parvoviruses is high, in the environment they remain infectious for months

Answer 73

true

Question 74

Cat panleukopenia virus can cause abortion in pregnant cats.

Answer 74

true

Question 75

For prevention of Derzsy's disease both live and inactivated vaccines are used.

Answer 75

true

Question 76

For prevention of Porcine parvovirus caused fetal damages, live vaccines are available.

Answer 76

true

Question 77

Adenoviruses are zoonotic agents.

Answer 77

false

Question 78

Serological cross-reactions may be seen between adenoviruses within the same genus

Answer 78

true

Question 79

The Canine adenovirus-1 can cause disease only in dogs.

Answer 79

false

Question 80

Canine adenovirus-2 frequently causes abortion in dogs.

Answer 80

false

Question 81

Colostrum uptake may influence the resistance of calves to Adenoviral pneumoenteritis.

Answer 81

true

Question 82

Bovine adenoviruses may damage kidney tubular cells.

Answer 82

true

Question 83

Avian adenoviruses may cause hepatitis in chicken.

Answer 83

true

Question 84

Egg Drop Syndrome virus causes cloaca paralysis

Answer 84

false

Question 85

Herpesviruses are sensitive to detergents.

Answer 85

true

Question 86

Herpesviruses are generally weak antigens.

Answer 86

true

Question 87

The Infectious Bovine Rhinotracheitis virus (IBRV) causes hemorrhagic gastroenteritis.

Answer 87

false

Question 88

Marker vaccines can be used in IBRV eradication programs in cattle farms.

Answer 88

true

Question 89

Bovine Herpes Mammillitis virus may cause lesions on the lips of milking calves.

Answer 89

true

Question 90

Malignant Catarrhal Fever can be seen only in calves younger than one month.

Answer 90

false

Question 91

Sheep should be immunized against Malignant Catarrhal Fever virus.

Answer 91

false

Question 92

The Aujeszky's disease virus may infect multiple mammalian hosts.

Answer 92

true

Question 93

The Aujeszky's disease is a zoonosis.

Answer 93

false

Question 94

Abortion of sows can be a sign of Aujeszky's disease.

Answer 94

true

Question 95

The Aujeszky's disease in cats is usually a mild respiratory disease with quick recovery.

Answer 95

false

Question 96

The Swine Inclusion Body Rhinitis virus may cause reproductive problems in sows.

Answer 96

true

Question 97

A single vaccination against Equid herpesvirus-1 provides life-long protection.

Answer 97

false

Question 98

Equid herpesvirus-5 may play a role in the Equine Multinodular Pulmonary Fibrosis.

Answer 98

true

Question 99

Upper respiratory infection of Canid herpesvirus-1 may contribute to the kennel cough syndrome.

Answer 99

true

Question 100

Liver lesions are frequently seen in puppies with Canid herpesvirus-1 infection

Answer 100

true