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RUSVM VIROLOGY > Review Questions EXAM 1 > Flashcards

Review Questions EXAM 1 Flashcards

1
Q

t/f sheep pox is systemic

A

true

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2
Q

which form of BHV1 (bovine herpes) associated with genital infections

A

Bhv1.2

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3
Q

Equine Herpes can establish latency in:

A

lymphocytes

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4
Q

t/f the mild enzootic form of infectious laryngotracheitis is more common in modern poultry industries

A

true

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5
Q

kittens with panleukopenia are also susceptible to 2’ bacterial infections t/f

A

true

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6
Q

necropsy on dead Cow
zebra stripes on colon mucosa
erosion on tongue and hard palate
what dz?

A

malignant catarrhal fever

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7
Q

Edward Jenner

A

cowpox –> small pox vaccine

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8
Q

which dz of animals has been eradicated

A

rinderpest

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9
Q

Louis pasteur

A

rabies

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10
Q

Filamentous virus

A

ebola

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11
Q

suffix for family of virus

A

viridae

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12
Q

virus that can infect various organs

A

pantropic

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13
Q

first virus inoculated in eggs

A

fowl pox

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14
Q

test that does not help morphologically ID virus

A

agglutination

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15
Q

t/f. IFN-Y is specific for viruses

A

false

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16
Q

IFN-Y is what type of IFN

A

IFN II

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17
Q

t/f: herd immunity is achieved by vaccinating small percent of herd

A

false

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18
Q

what is utilized to detach cells in order to create subcultures

A

trypsin

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19
Q

which one is iatrogenic

A

infected needle

20
Q

smallest virus in animals

A

porcine circovirus 1

21
Q

icosahedral

A

triangular number

22
Q

t/f: naked virus are relatively more stable in the environment than enveloped

A

true

23
Q

mosquito inoculated virus- active or passive?

A

passive

24
Q

Bio Safety Level 4

A

high individual dz

high herd dz

25
Q

virions definition

A

mature form of virus, extra cellular infectious

26
Q

T/f: budding is a way for a virus to penetrate a cell

A

false

27
Q

T/f: conjugation is not a strategy of genetic diversity of a virus

A

true

28
Q

complement fixation test: if there is hemolysis it is ____negative or positive?___

A

negative

29
Q

comparative Elisa

low response = __high or low?__ antigen count

A

high

30
Q

capsases

A

method of apoptisus of virus infected cell

31
Q

true or false: TEM is high res

A

true

32
Q

RATE ZONAL CENTRIFUGATION: separates based on ______

A

mass

33
Q

Vesicles are

A

fluid filled cavity

34
Q

Which has a simple genome

A

parvo

35
Q

long incubation = fast/slow? incubation

A

slow

36
Q

Lethal dose 50 of a virus:

true or false: a virus with one of 30 is more virulent than 90

A

true

37
Q

true or false: dna doesn’t cause cancer in a permissive cell

A

true

38
Q

true/false: droplet transmission in less than 1 meter distance is considered indirect trans

A

false

39
Q

true or false: a viroid is a complete virus particle

A

false

40
Q

largest virus

A

pox

41
Q

what shape is rabies

A

bullet

42
Q

which is more detailed electron microscopy or NMR

A

nmr

43
Q

what factor is constant through all viruses with icosahedral symmetry

A

number of pentons

44
Q

triangulation number of icosahedral viruses:

A

T= h2 +hk +k2

45
Q

+ sense viruses directly/indirectly? synth proteins

A

directly

46
Q

pseudovirion

A

during viral replication, the capsid sometimes encloses host nucleic acid rather than viral nucleic acid

look like normal viruses but cannot replicate

RUSVM VIROLOGY (4 decks)

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