Circoviruses in Swine

Question 1

Swine circovirus causes lesions in multiple organs and strong
immunosuppression.

Answer 1

T

Question 2

Porcine circovirus can be transmitted by mice and rats.

Answer 2

T

Question 3

Porcine circovirus vaccines are available both for sows and for piglets.

Answer 3

T

Question 4

Detection of PCV2’s DNA is enough for the correct diagnosis

Answer 4

T

Question 5

Four species of swine circovirus were described.

Answer 5

T

Question 6

The porcine circovirus 2 is proven to be immunosuppressive.

Answer 6

T

Question 7

PCV2 detection in foetal myocardium is pathognomic value.

Answer 7

T

Question 8

Porcine circovirus replicates in the myocardium of the foetus

Answer 8

T

Question 9

In pigs the porcine circovirus 2 can cause BFD.

Answer 9

F

Question 10

The porcine circovirus can replicate in the foetus.

Answer 10

T

Question 11

The clinical signs, pathological and histopathological examination suggest PCV2 induced
disease

Answer 11

T

Question 12

PCV2 can cause respiratory signs

Answer 12

T

Question 13

The primer replication of PCV2 is in lymphoid tissues of the throat

Answer 13

T

Question 14

PCV2 infection does not always cause clinical signs

Answer 14

T

Question 15

Porcine circovirus 2 always causes clinical signs in pigs

Answer 15

F

Question 16

Porcine circovirus 2 always causes clinical signs in cattle

Answer 16

F

Question 17

There is no efficient vaccine against PCV2

Answer 17

F

Question 18

The porcine circovirus can replicate in the foetus

Answer 18

T

Question 19

Circovirus in pigs can be Subclinical

Answer 19

T

Question 20

Porcine circoviruses are responsible for a variety of clinical conditions

Answer 20

T

Question 21

Porcine circoviruses cannot be responsible for reproductive disorders

Answer 21

F

Question 22

Porcine circoviruses are present worldwide

Answer 22

T

Question 23

Porcine circovirus can be transmitted by mice and rats.

Answer 23

T

Question 24

Porcine circoviruses cause severe haemorrhagic diseases in pigs

Answer 24

T

Question 25

Porcine circoviruses are genetically and antigenically uniform.

Answer 25

F

Question 26

Porcine circoviruses may cause a variety of diseases.

Answer 26

T

Question 27

For prevention of Swine circovirus disease only general hygienic measures can be used.

Answer 27

F

Question 28

Swine circovirus can cause retarded growth and strong immunosuppression.

Answer 28

T

Question 29

Swine circovirus caused disease occurs worldwide, it is frequent.

Answer 29

T

Question 30

For prevention of swine circovirus disease, inactivated vaccine is available.

Answer 30

T

Question 31

Swine circovirus causes only respiratory signs.

Answer 31

F

Question 32

Swine circovirus may be shed in excretions for several months after recovery.

Answer 32

T

Question 33

For prevention of Porcine circovirus disease vaccines are available.

Answer 33

T

Question 34

The incubation period of Porcine circovirus caused disease is about 2-4 weeks.

Answer 34

T

Question 35

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

Answer 35

F

Question 36

Porcine circovirus-2 causes clinical signs mainly after weaning.

Answer 36

T

Question 37

Predisposing factors for Porcine Circovirus associated disease can be: Vaccines. The virus variant. Virus strain

Answer 37

T

Question 38

Predisposing factors for Porcine Circovirus associated disease can be Food management.

Answer 38

F

Question 39

PCV2 can cause: Enteric disorders. Disorders in the nervous system. Respiratory disease. Reproductions disorders.

Answer 39

T

Question 40

Porcine circovirus-1 may damage the foetus.

Answer 40

F

Question 41

Porcine circoviruses cannot be responsible for reproductive disorders.

Answer 41

F

Question 42

Porcine circoviruses replicate in the heart of the foetus

Answer 42

T

Question 43

Porcine circovirus may cause inapparent infections.

Answer 43

T

Question 44

Circovirus can be responsible for the Porcine Respiratory Disease Complex.

Answer 44

T

Question 45

Reproductive disorders caused by Porcine circoviruses are only significant in North America.

Answer 45

F

Question 46

Circovirus cause skin lesions in swine

Answer 46

T