Yersinia

Question 1

Yersinia enterocolitica does not infect humans

Answer 1

False

Question 2

Lesions caused by Yersinia pseudotuberculosis are always limited to the gut

Answer 2

False

Question 3

Yersinia pseudotuberculosis can cause a generalised disease in hares

Answer 3

True

Question 4

Rodents and hares are susceptible to Yersinia pseudotuberculosis

Answer 4

True

Question 5

Yersinia pseudotuberculosis can cause abortion in cattle

Answer 5

True

Question 6

Focal inflammation and necrosis are postmortem lesions of the disease caused by Yersinia
pseudotuberculosis

Answer 6

True

Question 7

Only rodents are susceptible to Yersinia pseudotuberculosis

Answer 7

False

Question 8

Some Yersinia enterocolitica strains have cross reaction with brucellae

Answer 8

True

Question 9

Yersinia pestis is endemic in certain countries of Europe

Answer 9

False

Question 10

Yersinia enterocolitica can infect pigs

Answer 10

True

Question 11

Yersinia enterocolitica can infect pigs

Answer 11

True

Question 12

Starvation and long, cold winter can predispose wild living animals to disease caused by
Yersinia pseudotuberculosis

Answer 12

True

Question 13

Yersinia pseudotuberculosis mainly causes respiratory clinical signs in cattle

Answer 13

False

Question 14

Yersinia pestis has been eradicated from earth

Answer 14

False

Question 15

Yersinia enterocolitica generally infects hosts per os

Answer 15

True

Question 16

Fruits and vegetables can be the source of human infection by yersinia

Answer 16

True

Question 17

The agent of the plague is transmitted by fleas

Answer 17

True

Question 18

Yersinia pseudotuberculosis is a zoonotic agent

Answer 18

True

Question 19

Diseases caused by yersinia pseudotuberculosis occur only in tropical areas

Answer 19

False

Question 20

Diarrhoea is a common clinical sign of yersiniosis in pigs

Answer 20

True

Question 21

Yersinia pseudotuberculosis can cause diarrhoea

Answer 21

True

Question 22

Carrier animals shed the agent of yersiniosis in the faeces

Answer 22

True

Question 23

Yersinia pestis has been eradicated from Earth

Answer 23

False

Question 24

Plague is caused by Yersinia pestis

Answer 24

True

Question 25

The Earth is free from plague

Answer 25

False

Question 26

Only rats are susceptible to plague

Answer 26

False

Question 27

Fleas can transmit plague

Answer 27

True

Question 28

Yersinia pseudotuberculosis can infect brown hares

Answer 28

True

Question 29

Yersinia pseudotuberculosis can cause septicaemia is rodents

Answer 29

True

Question 30

Farm animals are regularly vaccinated to prevent infection caused by Yersinia pseudotuberculosis

Answer 30

False

Question 31

Yersinia pseudotuberculosis can infect humans

Answer 31

True

Question 32

Plague is caused by Yersinia pseudotuberculosis

Answer 32

False

Question 33

Arthropods are involved in spreading of plague

Answer 33

True

Question 34

Arthropods are involved in spreading of plague

Answer 34

True

Question 35

Yersinia pseudotuberculosis has a wide host range

Answer 35

True

Question 36

Yersinia pseudotuberculosis is not a zoonotic agent

Answer 36

False

Question 37

Yersinia enterocolitica can cause diarrhoea only in rodents

Answer 37

False

Question 38

Yersinia enterocolitica can cause septicaemia

Answer 38

True

Question 39

Yersinia enterocolitica can cause lesions in the mesenteric lymph nodes

Answer 39

True

Question 40

Yersinia enterocolitica can infect humans

Answer 40

True

Question 41

Plague occurs in the United States

Answer 41

True

Question 42

Only humans are susceptible to the agent of plague

Answer 42

False

Question 43

Yersinia pseudotuberculosis causes frequently clinical signs in rodents

Answer 43

True

Question 44

Yersinia pseudotuberculosis can cause enteritis

Answer 44

True

Question 45

Yersinia enterocolitica can infect only swine

Answer 45

False

Question 46

Yersinia enterocolitica can infect animals per os

Answer 46

True

Question 47

Yersinia enterocolitica is a zoonotic agent

Answer 47

True

Question 48

Yersinia pseudotuberculosis can infect rodents

Answer 48

True

Question 49

Yersinia pseudotuberculosis can colonize the gut

Answer 49

True

Question 50

Yersinia pseudotuberculosis cause tuberculosis in wild living animals

Answer 50

False

Question 51

Yersinia pseudotuberculosis can infect only rodents

Answer 51

False

Question 52

Animals can be infected with Yersinia pseudotuberculosis mainly per os

Answer 52

True

Question 53

Starvation of wild living animals is a predisposing factor of yersiniosis

Answer 53

True

Question 54

Infection with Yersinia pseudotuberculosis is limited to the gut

Answer 54

False

Question 55

Yersinia pseudotuberculosis can cause septicaemia in rodents and hares

Answer 55

True

Question 56

Yersinia pseudotuberculosis can cause focal inflammation and necrosis in the parenchymal organs

Answer 56

True

Question 57

Yersinia pseudotuberculosis can survive in the environment

Answer 57

True

Question 58

Yersinia pseudotuberculosis can cause disease only in rodents

Answer 58

False

Question 59

Yersinia pseudotuberculosis usually appears in tropical regions

Answer 59

False

Question 60

Yersinia pseudotuberculosis generalizes in brown hares

Answer 60

True

Question 61

Yersinia enterocolitica does not infect humans

Answer 61

False

Question 62

The agent of yersiniosis cannot be cultured, PCR is the only way of its detection

Answer 62

False

Question 63

Yersiniosis is a zoonosis

Answer 63

True

Question 64

Yersiniosis of rodents can be caused by Yersinia pseudotuberculosis

Answer 64

True

Question 65

Carrier animals shed the agent of yersiniosis in the faces

Answer 65

True

Question 66

Yersinia pseudotuberculosis can cause severe pleuropneumonia in rodents

Answer 66

False

Question 67

Yersinia pseudotuberculosis can cause disease in hares

Answer 67

True

Question 68

Infection caused by Yersinia pseudotuberculosis is always limited to the gut

Answer 68

False

Question 69

Primary replication sites of Y. enterocolitica are the tonsils and lymphoid tissue of gut

Answer 69

True

Question 70

Y. enterocolitica has a narrow host range

Answer 70

False

Question 71

Y. enterocolitica can be treated with tetracyclines

Answer 71

True

Question 72

Swine is an important host of Y. enterocolitica

Answer 72

True

Question 73

Chronic lesions caused by Y. enterocolitica resemble the lesions of tuberculosis

Answer 73

False

Question 74

Hare and chinchilla are most susceptible to Y. enterocolitica

Answer 74

False

Question 75

Rodentiosis is caused by Y. pseudotuberculosis

Answer 75

True

Question 76

Y. pseudotuberculosis is relatively resistant and replicates in the environment

Answer 76

True

Question 77

Arthritis can occur in the chronic form of the Y. pseudotuberculosis

Answer 77

True

Question 78

Lesions are most often seen in the small intestines in case of Y. pseudotuberculosis

Answer 78

False

Question 79

Y. pseudotuberculosis is normally present in rodents

Answer 79

False

Question 80

Y. pseudotuberculosis sporadically causes abortion in cattle

Answer 80

True

Question 81

Y. pseudotuberculosis can cause inflammatory necrosis lesions in rodent

Answer 81

True

Question 82

Disease caused by Y. pseudotuberculosis is common in rodents and hares

Answer 82

True