Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Virology > Finalllll > Flashcards

Finalllll Flashcards

1
Q

Name the DNA viruses

A

Parvo, Polyo, Papillo, Pox, Adeno, Hepadna, Herpes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Name the + ssRNA Viruses

A

Calci, Pico, Flavi, Toga, Corona, Retro

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Name the Picornaviruses

A

Polio, Echo, Coxsackie, Rhino, HepA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Name the - sRNA Viruses

A

Parainfluenza, RSV, Measles, Mumps

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Infectious agents grouped with viruses

A

HepD, viriods, and prions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are some ways that viruses are grouped based on epi and patho?

A

Enteric, respiratory, arboviruses, sexually transmitted, hepatitis viruses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Members of the Potyvirus genus have no known insect vector: t/f

A

true, this is a virus that infects plants

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the genome of the Potyvirus?

A

+ssRNA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What are two therapeutic agents used to treat persons exposed to influenza?

A

Amantadine and Zanamivir

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

In the genus granulovirus, how many enveloped nucleocapsids are there per occlusion body?

A

one

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What are some symptoms of filovirus?

A

hemorrhages, malaise, abdominal pain, vomiting

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What family is influenza virus in?

A

ORthomyxo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What gene is unique to plant viruses?

A

Cell to cell movement protein gene

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are some typical basis used to classify plant viruses?

A

Genomic organization, virion morphology, common name of host species, characteristic symptoms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What do you call a plant virus with divided genomic molecules that are encapsidated serparately?

A

multicomponent plant virus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What are a few things caused by influenza virus?

A

uncomplicated rhinotracheitis, viral pnemonia, upper respiratory tract infection, respiratoy viral infection followed by bacterial pneumonia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

The protein matrix of baculovirus structure is soluble at which ph?

A

11

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What it the type of genome for Ebola virus?

A

-ssRNA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What are some true statements about amanatadine?

A

reduces risk of untaxed becoming ill, shortens the duration on influenza, and can be given to those expose or infected with influenza, needs to be taken within 48 hours of symptom onsent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

virus resistant plants have been generated by genetic engineering through ____ - derived resistance

A

pathogen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

how can rubella be spread?

A

aerosols and transplacental transmission

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What are some diseases caused by flavivirus?

A

st. loius encephalitis, yellow fever, dengue fever

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Which subtypes of influenza share antigens?

A

none

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

patterns of light and dark green areas in dicots are known as

A

mosaics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Viruses in the family potyviridae are transmitted by

A

aphids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What family is the ebola viruses in?

A

filovirus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What causes antigenic drift of the influenza virus?

A

point mutations in the RNA genes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What is the transmission vector for alpha virus?

A

mosquitos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What are some characteristics of alpha virus?

A

have capsid proteins that are antigenic ally cross reactive, they have a +ssRNA, they have an icosahedral capsid, they have an envelop with lipids derived from host cell membrane

30
Q

What are some requirements for initiation of infection by plant viruses?

A

virus must be at sight of wound, must enter by wound in a cell, must use passive entry

31
Q

Where does maturation of the ebola virus occur?

A

budding of the plasma membrane

32
Q

Baculoviral envelopes are obtained from..

A

cytoplasmic membranes, de novo, budding through plasma membrane, and from peri-nuclear membranes

33
Q

What is the morphology of the ebolas virus?

A

filamentous

34
Q

What are some symptoms resulting from congenital rubella syndrome

A

congenital heart disease, deafness, cataracts, mental retardation

35
Q

How can a virus enter plant cells?

A

insect vectors, abraisiongs, cutting tools, infected pollon

36
Q

Structural proteins of this virus are translated from a 26S subgeneric fragment, rather than the whole genome

A

aphlaviruses

37
Q

Which subtype of influenza undergoes antigenic shift?

A

A

38
Q

The Marburg virus is transmissible to humans through

A

monkeys

39
Q

What are some ways to recover from influenza?

A

fluids, cough medicine for sleep, rest, stay warm

40
Q

What vector transmits the tobacco mosaic virus?

A

no known vector

41
Q

What are some geniuses in the togaviridae family?

A

arterivirus, alphavirus, rubivirus

42
Q

the breaking color of petals, the result of anthocyanin pigment loss

A

variegation

43
Q

What are some common control methods of plant viruses?

A

use virus resistant varieties, use virus free seeds, genetic engineering, control vectors

44
Q

What are some true statements about the attachment and replication of alphaviruse?

A

once in cytoplasm, the +RNA binds to ribosomes and is translated to mRNA/ visions release genome into cytosol when acidification occurs/ the 36s RNA encodes the capsid and envelope proteins, virus enters through receptor mediated endocytosis

45
Q

What are some diseases caused by flavivirus?

A

st. louis encephalitis, denguq, yellow fever

46
Q

What are some plant vision morphologies?

A

isometric, baciliform, filamentous, geminate

47
Q

Systemic symptoms of plant viral infections include

A

chlorosis, ringspots, moasics, variegation

48
Q

a disease symptom for plant viruses that are a defensive response by the host to virus infection

A

local lesions

49
Q

what are some problems for HIV vaccination

A

possible genetic recombination, antigenic drift, numerous strains, enters through mucosal route, establishes lifelong infection

50
Q

Which of the following are possible routes for viruses to spread fro infected sites in plants

A

move through plasmodesmata, virus encoded movement proteins, movement through vascular tissue, replication within cell

51
Q

nucelocapsids are occluded by spheroidin proteins in which subfamily?

A

entomopoxvirinae

52
Q

Natural virus transmission for plant viruses includes

A

seed, nematode, vegetative, pollen

53
Q

Which immune system comonent protects against upper respiratory tract with influenza?

A

IgA

54
Q

What causes a runny nose in an influenza infection

A

holes between the basal cells

55
Q

What is a characteristic of granulovirus?

A

one enveloped nucelocapsid per occlusion body

56
Q

What antibody prevents infection of the lungs during an influenza infection

A

IgG

57
Q

How does the flavivirus acquire its envelope?

A

budding into intracellular vesivels

58
Q

What are some characteristics of viral pneumonia

A

aveolar epithelium is destroyed and leads to capillary leaks, can lea to hypoxemia and death, progresses very rapidly, follows infection of influenza

59
Q

necrotic symptoms of plants include

A

disruption of starch translocation, death of the whole plant, death of organs, death of tissues

60
Q

What is the primary role of cell mediated immunity for influenza infections

A

essential for recovery from both influenza and viral pneumonia

61
Q

baculovirus proteins include

A

glycoproteins, infected cell proteins, phosphoproteins

62
Q

What is spherodin?

A

occulsion protein for entomopoxviruses

63
Q

What restricts an influenza infection to the original site

A

heterotypic immunity

64
Q

What are some characteristics of par?

A

used to amplify viral NA, specific primers needed,

65
Q

What influenza is associated with pandemics?

A

A

66
Q

What is the target cell for HIV?

A

CD4+

67
Q

What does Yellow Fever get its name from?

A

jaundice

68
Q

What are some characteristics of Baculoviruses?

A

use for biological pesticide, two general differ in number of nucleocapsids per occlusion body, uses a eukaryotic system, virus produced within 8 hrs following infection

69
Q

Which HIV stage is the HIV load in the plasma the highest?

A

acute

70
Q

What is the genome of baculovirus pathogenic to insects?

A

dsDNA

Virology (12 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions