Midterm 2 part 1 chapter II

Question 1

Swine Vesicular Disease virus can infect swine and ruminants

Answer 1

false

Question 2

Swine Vesicular Disease virus can cause infection per os

Answer 2

true

Question 3

Swine Vesicular Disease virus does not cause viraemia, only local lesions can be seen

Answer 3

false

Question 4

Swine Vesicular Disease virus can infect humans

Answer 4

True !

Question 5

Duck hepatitis A virus is shed in the feces

Answer 5

true

Question 6

Duck hepatitis A virus can cause germinative infection

Answer 6

false

Question 7

Clinical signs of duck hepatitis can be seen mainly in laying ducks

Answer 7

false

Question 8

Duck hepatitis A virus can be detected with PCR

Answer 8

true

Question 9

For Europe Middle-East, Africa and Asia are the main danger to introduce FMD

Answer 9

true

Question 10

In young animal FMD virus frequently causes myocarditis

Answer 10

true

Question 11

FMD virus is highly contagious, spreads rapidly

Answer 11

true

Question 12

In endemically infected countries vaccines are also used in prevention of FMD

Answer 12

true

Question 13

O and A serotypes of FMD are mostly widespread in the world

Answer 13

true

Question 14

In sheep clinical signs of FMD are very mild

Answer 14

true

Question 15

The resistance of FMD virus is rather low, in the environment it is inactivated within days

Answer 15

false

Question 16

About half of the countries of the world are presently infected with FMD

Answer 16

true

Question 17

Clinical signs of the Vesicular Exanthema of swine can be similar to the Foot and Mouth disease

Answer 17

true

Question 18

Oral erosions are signs of Feline calicivirus infection

Answer 18

true

Question 19

Virulent strains of the Feline calicivirus can cause systemic disease with mortality

Answer 19

true

Question 20

The Rabbit Hemorrhagic Disease is present only in Australia

Answer 20

false

Question 21

Reoviruses are sensitive to lipid solvents and detergents

Answer 21

false

Question 22

The Bluetongue virus is vectored by midges/gnats

Answer 22

true

Question 23

Lameness and abortions are signs of Bluetongue

Answer 23

true

Question 24

The Epizootic Hemorrhagic Disease is present in the USA in deer

Answer 24

true

Question 25

The natural reservoirs of the African Horse Sickness virus are mainly zebras

Answer 25

true

Question 26

Encephalitis is the most frequent sign of the African Horse Sickness

Answer 26

false

Question 27

Rotaviruses are shed in the feces in high titers

Answer 27

true

Question 28

Rotaviruses usually cause enteritis in young (1-2 weeks old)

Answer 28

true

Question 29

Orthoreoviruses can cause pneumoenteritis in calves

Answer 29

true

Question 30

Horses usually develop lethal hemorrhagic enteritis in Orthoreovirus

Answer 30

false

Question 31

Infection of adult birds with Orthoreoviruses usually remains subclinical

Answer 31

true

Question 32

Avian orthoreoviruses can cause necrotic and inflammatory foci in visceral organs

Answer 32

true

Question 33

Very virulent strains of the Infectious Bursal Disease virus (IBDV) may cause disease in chicken with maternally derived antibodies too

Answer 33

true

Question 34

IBDV does not cause disease in adult chicken (over 2 months of age)

Answer 34

true

Question 35

Fever, diarrhea and anemia are signs of the Infectious Bursal disease

Answer 35

true

Question 36

Vaccines provide high level of protection against all IBDV

Answer 36

false

Question 37

African Swine Fever virus has low resistance

Answer 37

false

Question 38

African Swine Fever virus can infect pigs and wild boars

Answer 38

true

Question 39

The clinical signs of African Swine Fever are more severe in wild boars than in farmed pigs

Answer 39

false

Question 40

There is a widespread vaccination in endemic areas to prevent African Swine Fever

Answer 40

false

Question 41

Talfan disease occurs in Europe, Australia and America

Answer 41

true

Question 42

Pigs and ruminants are susceptible to the agent of Talfan disease

Answer 42

false

Question 43

The agent of Talfan disease replicates in the gut

Answer 43

true

Question 44

The agent of Talfan disease is shed lifelong after infections

Answer 44

false

Question 45

Germinative infection is the primary way of infection with Duck hepatitis A Virus

Answer 45

false

Question 46

Clinical signs of Duck hepatitis are seen in 1-4 week old ducklings

Answer 46

true

Question 47

Spasmodical paddling is a typical sign of Duck hepatit

Answer 47

true

Question 48

There are no vaccines for the prevention of Duck hepatitis

Answer 48

false

Question 49

Resistance of FMD virus is low, in the environment, they are inactivated within days

Answer 49

false

Question 50

FMD virus can get into Europe most easily from Turkey, Middle East and North-Africa

Answer 50

true

Question 51

FMD virus can cause severe myocarditis in young calves and piglets

Answer 51

true

Question 52

In infected countries inactivated vaccine are also used for prevention of FMDS

Answer 52

true

Question 53

Clinical signs of FMD in sheep are very mild

Answer 53

true

Question 54

Pigs shed large amount of FMD virus with their saliva during the acute phase of the disease

Answer 54

true

Question 55

O and A type of FMD viruses are most widely distributed

Answer 55

true

Question 56

The main clinical signs of FMD are: fever, salivation, vesicles and lameness

Answer 56

true

Question 57

Cat queens frequently abort in the acute phase of Feline calicivirus

Answer 57

false

Question 58

Some variants of Feline calicivirus may escape vaccine induced protection

Answer 58

true

Question 59

Rabbit Hemorrhagic Disease virus usually causes death in 1-3 weeks old rabbits

Answer 59

false

Question 60

There are no vaccines available against Rabbit Hemorrhagic Disease

Answer 60

false

Question 61

Bluetongue is present only in tropic areas

Answer 61

false

Question 62

Bluetongue virus is typically vectored by ticks

Answer 62

false

Question 63

Endothelial damages are the most important causes of the clinical signs of Bluetongue

Answer 63

true

Question 64

Sheep are less sensitive to Blutongue than swine

Answer 64

false

Question 65

Epizootic hemorrhagic disease was described only in Australia so far

Answer 65

false

Question 66

Occasionally carnivores may get infected with African Horse Sickness virus

Answer 66

true

Question 67

Zebras are more resistant to African Horse Sickness virus than horses

Answer 67

true

Question 68

Immunized horses may develop a chronic, febrile form of the African Horse Sickness

Answer 68

true

Question 69

Rotaviruses infect only mammalian hosts

Answer 69

false

Question 70

Avian orthoreoviruses usually cause disease in adult birds

Answer 70

false

Question 71

Tenosynovitis is one of the most typical manifestations of Avian orthoreovirus infections

Answer 71

true

Question 72

Avian orthoreoviruses may cause necrotic foci in the visceral organs of birds

Answer 72

true

Question 73

The Infectious Bursal Disease virus (IBDV) is very sensitive to detergents

Answer 73

false

Question 74

IBDV serotype 2 is used for immunization of chicken against Infectious Bursal Disease

Answer 74

false

Question 75

Clinical manifestations of infectious bursal disease are seen mainly in chickens between the age of 3 and 6 weeks

Answer 75

true

Question 76

Moderately attenuated (“hot”) IBDV vaccines are used for the immunization of young chicken without yolk immunity

Answer 76

false

Question 77

All known strains of the Classical Swine Fever virus are of highly virulence

Answer 77

false

Question 78

CSFV may cause reproductive disorders

Answer 78

true

Question 79

Hemorrhages are the most typical lesions of acute Classical Swine Fever

Answer 79

true

Question 80

The Classical Swine Fever may appear in a milder form in wild boar than in domestic swine

Answer 80

true

Question 81

CSFV may survive in frozen meat for months

Answer 81

true

Question 82

Shedding of CSFV begins 1 to 2 days after the appearance of clinical signs

Answer 82

false

Question 83

CSFV can cause central nervous signs only in suckling piglets

Answer 83

false

Question 84

Erysipelas and Porcine circovirus 2 infections may cause clinical signs and pathology lesions similar to Classical Swine Fever

Answer 84

true

Question 85

Abortions and fetal malformations are the most typical signs of Akabane disease

Answer 85

true

Question 86

The acute signs of Schmallenberg virus infection in cattle are fever and reduced milk production

Answer 86

true

Question 87

Certain European mosquito species are competent vectors of Rift Valley fever virus

Answer 87

true

Question 88

Rift Valley fever may cause high lethality in young ruminants

Answer 88

true

Question 89

In Europe the ticks are the most important means in the transmission of the ASF virus

Answer 89

false

Question 90

In case of ASF infection viremia can last for months

Answer 90

true

Question 91

Infection by moderately virulent ASF virus results in high mortality of sow

Answer 91

true

Question 92

In acute ASF the leading pathological lesion is haemorrhage

Answer 92

true

Question 93

FMD virus can be transferred by frozen meat

Answer 93

true

Question 94

FMD virus cannot be isolated in cell culture

Answer 94

false

Question 95

FMD virus is genetically and serologically uniform

Answer 95

false

Question 96

The main reservoirs of FMD virus are cattle and buffalo

Answer 96

true

Question 97

FMD virus is carried in the tonsils, lymphatic tissues and hoof of the infected animal

Answer 97

true

Question 98

FMD erosions are characteristic with tattered edge and red base

Answer 98

true

Question 99

FMD infection in young animals leads to myocarditis

Answer 99

true

Question 100

Vaccination against FMD can prevent the infection

Answer 100

true? (only in endemic countries, in other countries slaughter of all animals, and burning of carcass)