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Question 1

What is a Altered form of protien that attack the CNS causes neuronal degeneration

Answer 1

Prion

Question 2

Answer 2

Feline calicvirus

Question 3

Answer 3

Bovine Papillomarvirus

Question 4

Answer 4

Bovine alphaherpesvirus 1

bovine viral diarrhoea virus

bovine parainfluenza virus 3

bovine respiraotry syncytial virus

bvone coronavirus

Question 5

Answer 5

Canine parainfluenza virus

Question 6

Answer 6

equine infectious anemia virus

Question 7

Answer 7

Infectious bronchitis virus

Question 8

Answer 8

Vesicular exanthema of swime virus

Question 9

Answer 9

E responsible for bding the virus to host cells

Question 10

Answer 10

D- retroviridae

Question 11

Answer 11

D bats

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Answer 12

D the synthesis of mRNA in the cytoplasm of the hostl cell, translation of protein including RNA dependent RNA polymerase

Question 13

Answer 13

B) virus using a cell to cell spread meothod of replication in the host

Question 14

Answer 14

D) a virus which lost its pathogenicity but not its antigenicity

Answer 15

D) serum- neutralisation of the virus using specific antibodies agaisnt each of the 10 serotypes to see which one is best at neutralising the viral strain isolated

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Answer 16

D vertical transmission of schmallenberg virus and infection of the foetuses can lead to embryonunc mortality, malfomred newborns, abortions and still births

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Answer 17

Akabane virus

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Answer 18

Orf virus

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Answer 19

C) reassorment can lead to change in virulence of the virus

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Answer 20

West Nile virus

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Answer 21

Syncytia

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Answer 22

Inclusion bodies

Question 23

Answer 23

Plaque forming units

Question 24

Answer 24

Foot and mouth disease virus

Question 25

Answer 25

Fowlpox virus

Question 26

For anitgen testing list the 5 different tests whether they test for infectious or non infectious and what type of test do they use

Answer 26

Antigen testing; - grow/culture; when the virus is infectious - test for viral nucliec acid; infectious or non-infectious (PCR) - EM (electronic microscope) infectious and non infectious - testing for ag in blood; infectious or not infectious use ag ELISA serum neutralisation test- to serotype virus Haemagglutination/HA inhbition test -test for ag in cells- cultured cells or histopathology slides, blood use Immunoflurescence (IFA) IPT Immunodiffusion

Question 27

List for the 4 different tests for antibody testing

Answer 27

AB testing -serum virus neutrlaisation test; to deteermine the prescence and titre of ab HAI ELISA- different types Immunodiffusion