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RUSVM Virology Summer 2017 > Class Clicker Questions for Exam 2 > Flashcards

Class Clicker Questions for Exam 2 Flashcards

1
Q

The study of virus evolution using genome sequence data is known as

a. Metagenomics
b. Phylogenetics
c. PCR
d. Microarray

A

b. Phylogenetics

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2
Q

Acyclovir is a prodrug

a. True
b. False

A

a. True

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3
Q

ZDV-triphosphate competes with dGTP for Reverse Transcriptase

a. True
b. False

A

b. False

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4
Q

Vaccines produced by serial passage of viruses in hetrologous hosts is a _______ vaccine

a. Live Attenuated
b. Killed
c. Subunit

A

a. Live Attenuated

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5
Q

Quarantine and Isolation have the same meaning

a. True
b. False

A

b. False

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6
Q

Autoclaving is primarily considered as a method of ________

a. Disinfection
b. Sterilization
c. Antisepsis

A

b. Sterilization

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7
Q

Poxviruses are DNA viruses, therefore, predominantly replicate in the nucleus of host cell

a. True
b. False

A

b. False

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8
Q

Enveloped Poxviruses are very fragile in the environment?

a. True
b. False

A

b. False

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9
Q

Cowpox causes disease in which one of the following species?

a. Cows
b. Humans
c. Cats
d. All of the Above

A

d. All of the Above

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10
Q

Pseudocowpox is Zoonotic

a. True
b. False

A

a. True

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11
Q

ORF is caused by

a. Orthopoxviruses
b. Parapoxviruses

A

b. Parapoxviruses

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12
Q

It is recommended not to use a vaccine on a farm that does not have a problem with ORF

a. True
b. False

A

a. True

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13
Q

In endemic areas, Pregnant ewes should not be vaccinated against ORF

a. True
b. False

A

b. False

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14
Q

Sheep Pox and Goat Pox cannot be distinguished from each other with serological techniques

a. True
b. False

A

a. True

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15
Q

Sheep Pox Virus is commonly transmitted by

a. Mechanical transmission by arthropods
b. Aerosol route
c. Skin injury
d. Direct contact with contaminated object

A

b. Aerosol route

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16
Q

In Sheep Pox, Pox Lesions appear only on the skin

a. True
b. False

A

b. False

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17
Q

Which one of the following plays an important role in transmission of swinepox virus?

a. Ticks
b. Lice
c. Flies
d. Mosquitoes

A

b. Lice

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18
Q

The dry form of Avipoxvirus is more fatal to birds than the wet form

a. True
b. False

A

b. False

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19
Q

Which one of the following is not a common clinical lesion associated with Ulcerative Dermatosis of Sheep?

a. Ulceration of the vulva
b. Ulceration in leg
c. Ulcers in penis
d. Ulcers in pharynx

A

d. Ulcers in pharynx

20
Q

What type of inclusion bodies would you encounter in host cells infected with poxvirus?

a. Negri bodies
b. Owl’s eye bodies
c. Guarnieri bodies

A

c. Guarnieri bodies

21
Q

Which one of the following poxviruses do not multiply in chicken embryo?

a. Orthopoxviruses
b. Parapoxviruses
c. Capripoxviruses
d. Avipoxviruses

A

b. Parapoxviruses

22
Q

Which one of the following virus has trumpet like structures protruding out of the capsid?

a. Porcine circovirus type- 1
b. Psittacine beak and feather disease virus
c. Chicken infectious anemia virus

A

c. Chicken infectious anemia virus

23
Q

Which one of the following viruses causes PMWS in pigs?

a. Porcine circovirus-1
b. Porcine circovirus-2

A

b. Porcine circovirus-2

24
Q

Which one of the following is not a common site for replication of chicken infectious anemia virus?

a. Bone Marrow
b. Spleen
c. Thymus
d. Kidney

A

d. Kidney

25
Q

Herpesviruses are stable in dry environment

a. True
b. False

A

b. False

26
Q

Alpha-herpesviruses replicate slowly

a. True
b. False

A

b. False

27
Q

How can you differentiate “pink eye” from typical ocular disease caused by bovine herpesvirus-1

a. Corneal ulceration is usually not seen in BHV-1
b. Corneal edema is not seen in BHV-1
c. Conjunctivitis is usually not seen in BHV-1

A

a. Corneal ulceration is

28
Q

Pseudo-lumpy skin disease is caused by

a. Capripoxvirus
b. Bovine herpesvirus-1
c. Bovine herpesvirus-2
d. Bovine herpesvirus-3

A

c. Bovine herpesvirus-2

29
Q

Which one of the following species is considered as the primary host of Pseudorabies

a. Dogs
b. Cattle
c. Horse
d. Pigs

A

d. Pigs

30
Q

In EHV-1 infection of pregnant mares, majority of cases of abortion are usually seen during the first trimester of pregnancy

a. True
b. False

A

b. False

31
Q

In-utero infection with canine herpesvirus-1 usually results in birth of puppies that survive with neurological disorders

a. True
b. False

A

b. False

32
Q

Feline herpesvirus-1 crosses the placenta and causes abortion in infected queen cats

a. True
b. False

A

b. False

33
Q

Marek’s disease is caused by Gallid Herpesvirus-1

a. True
b. False

A

b. False

34
Q

Which one of the following species is considered as the common inapparent carrier of MCF virus

a. Sheep
b. Cattle
c. Pig
d. Horse

A

a. Sheep

35
Q

African Swine Fever is a notifiable disease

a. True
b. False

A

a. True

36
Q

ASF virus is the only known DNA arbovirus. What is the biological vector?

a. Life
b. Flies
c. Ticks
d. Mosquitoes

A

c. Ticks

37
Q

ASF has only been reported in African countries?

a. True
b. False

A

b. False

38
Q

Early in-utero infection in a pregnant queen with feline panleukopenia virus normally results in birth of kittens with cerebral hypoplasia

a. True
b. False

A

b. False

39
Q

Canine parvovirus-1a is a major cause of hemorrhagic enteritis in dogs in USA

a. True
b. False

A

b. False

40
Q

Canine parvovirus-2 replicates in the epithelial cells at the tip of intestinal villus resulting in severe hemorrhagic enteritis

a. True
b. False

A

b. False

41
Q

Porcine Parvovirus is primarily associated with _____ in pigs

a. Diarrhea
b. Pneumonia
c. Encephalitis
d. Reproductive Failure

A

d. Reproductive Failure

42
Q

Cutaneous Papillomas in cattle is usually caused by

a. Bovine Papillomavirus 1
b. Bovine Papillomavirus 2
c. Bovine Papillomavirus 3
d. Bovine Papillomavirus 4
e. Bovine Papillomavirus 5

A

c. Bovine Papillomavirus 3

43
Q

Where would you commonly expect to see lesions in dogs infected with Papillomavirus?

a. Legs
b. Lower Abdomen
c. Oral Cavity
d. Penis and Vulva

A

c. Oral Cavity

44
Q

Under EM, adenoviruses normally appear

a. Spherical
b. Cubical
c. Hexagonal
d. Pentagonal

A

c. Hexagonal

45
Q

Most adenoviruses usually have wide host ranges

a. True
b. False

A

b. False

46
Q

Marble Spleen Disease is caused by

a. Canine adenoviruses
b. Equine adenoviruses
c. Avian adenoviruses
d. Porcine adenoviruses

A

c. Avian adenoviruses

RUSVM Virology Summer 2017 (23 decks)

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