Paramyxoviridae

Question 1

Paramoxyviridae are ____ viruses in the environment

Answer 1

fragile

*don’t last long in environment

Question 2

Most paramyoxviruses produce eosinophilic intracytoplasmic inclusion bodies, However _____ produces eosinophilic intranuclear inclusion bodies

Answer 2

Morbilivirus

Question 3

Paramyxoviruses are ____ meaning they can assume different morphologial shapes

Answer 3

pleomorphic

Question 4

What protein of Paramyxovirus contains the spike proteins and elicits neutralizing antibodies?

Answer 4

Hemagglutinin

Question 5

What protein elicits neutralizing antibodies that prevent fusion of envelope with host cell membrane?

Answer 5

Fusion Protein

Question 6

Every member of the family Paramyxoviridae causes _____

Answer 6

respiratory tract infection

Question 7

What is the etiological agent of Bovine Parainfluenza Virus 3 disease?

Answer 7

Bovine Parainfluenza virus 3

Question 8

Bovine Parainfluenza virus 3 belongs to genus ____

Answer 8

Respirovirus

Question 9

Bovine parainfluenza virus 3 contributes to ____ fever

Answer 9

shipping

Question 10

What is the etiological agent of Newcastle disease?

Answer 10

Avian paramyxovirus 1

Question 11

What genus does Newcastle disease belong to?

Answer 11

Avulavirus

Question 12

What are the hosts of Newcastle disease?

Answer 12

domestic and pet birds

Question 13

Is there a vaccine for Newcastle disease?

Answer 13

Yes

Question 14

Which species of bird is highly susceptible to Newcastle disease?

Answer 14

pigeons

Question 15

What are the 3 strains of Newcastle disease and how virulent are they?

Answer 15

Velogenic- highly virulent

Mesogenic- moderatly virulent

Lentogenic- avirulent, used for vaccine

Question 16

What are the two subtypes of disease in the Velogenic form?

Answer 16

Viscerotropic- hemmorhages

Neurotropic- respiratory and CNS system

Question 17

What organ systems are affected by Newcastle disease?

Answer 17

Respiratory

Ailmentary

CNS

Question 18

Is Newcastle disease reportable?

Answer 18

Yes

Question 19

How is Newcastle disease controlled?

Answer 19

Quarantine and depopulation

Question 20

What genus does Canine parainfluenza virus 5 belong to?

Answer 20

Rubulavirus

Question 21

What does Canine parainfluenza virus 5 cause in dogs?

Answer 21

kennel cough

Question 22

What kind of inclusion bodies does morbillivirus have?

Answer 22

eosinophilic intranuclear and intracytoplasmic inclusion bodies

Question 23

True/False: Morbillivirus hemagglutinate red blood cells

Answer 23

FALSE!

*do not hemogglutinate red blood cells

Question 24

What genus does Canine distemper belong to?

Answer 24

Morbillivirus

Question 25

Which dogs get canine distemper?

Answer 25

unvaccinated!!

Question 26

What is another name for canine distemper?

Answer 26

hard pad disease \*hyperkeratosis of foot pads and nose

Question 27

What animals are hosts to canine distemper?

Answer 27

dogs bears pandas ferrets

Question 28

What is the etiological agent of Canine distemper

Answer 28

Canine Morbillivirus

Question 29

What are the neurotropic strains of canine distemper?

Answer 29

Snyder hill R252 A75/17

Question 30

How is canine distemper transmitted?

Answer 30

inhalation of aerosolized droplets

Question 31

Canine distemper also multiplies in and kills lymphocytes leading to secondary \_\_\_\_

Answer 31

immunosuppression

Question 32

What cells does canine distemper multiply in?

Answer 32

macrophages epithelial cells T and B lymphocytes nervous tissue

Question 33

If the anitibody titer is ____ or higher then there will be no disease

Answer 33

[1:100]

Question 34

\_\_\_\_ encephalitis occurs when the viruses persists in the brain and causes neurological signs more than 24 months after infection of canine distemper

Answer 34

old dog encephalitis \*100% mortality

Question 35

Is there a vaccine for canine distemper?

Answer 35

yes

Question 36

What is another name for Peste des Petits Ruminants

Answer 36

Goat plague

Question 37

What is the etiological agent for Peste des Petits Ruminants?

Answer 37

Caprine Morbillivirus

Question 38

What hosts does Peste des petits Ruminants infect?

Answer 38

Goats mainly

Question 39

How is Peste des petitis ruminants transmitted?

Answer 39

inhalation mainly

Question 40

In peste des Petits ruminants, the virus shedding ___ appearance of clinial signs

Answer 40

precedes

Question 41

Peste des petits ruminants is 100% deadly in \_\_\_

Answer 41

goats

Question 42

What pathogenesis occurs in peste des petits ruminants?

Answer 42

diarrhea pneumonia ulcers lymphopenia

Question 43

Is there a vaccine for Peste des petits ruminants?

Answer 43

Yes \*also a reportable disease

Question 44

What genus does Bovine respiratory syncytial disease belong to?

Answer 44

Pneumovirus

Question 45

Bovine respiratory syncytial disease causes severe respiratory tract disease in what hosts?

Answer 45

cattle and sheep

Question 46

Bovine respiratory syncytial disease is very ___ in environment

Answer 46

fragile

Question 47

What is the etiological agent in bovine respiratory syncytial disease?

Answer 47

Bovine pneumovirus

Question 48

True/False: bovine respiratory syncytial disease can survive freezing

Answer 48

False \*specimen should not be frozen

Question 49

Bovine respiratory syncytial disease immunity is \_\_\_\_

Answer 49

short lived

Question 50

Do we vaccinate for bovine respiratory syncytial disease?

Answer 50

Yes

Question 51

Bovine respiratory syncytial disease is part of ____ fever complex

Answer 51

shipping

Question 52

True/False: Bovine respiratory syncytial disease is very deadly

Answer 52

false \*very low mortality

Question 53

Bovine respiratory syncytial disease is only deady due to \_\_\_\_

Answer 53

2nd bacterial infection