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Packet Info > Virus > Flashcards

Virus Flashcards

1
Q

How is Arbovirus transmitted

A

Arthropods

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2
Q

Which virus doesn’t have a latent phase

A

Rhinovirus & Poliovirus

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3
Q

What establishes a latent infection

A

EBV, HVS- 1& 2, VZV, CMV (all herpesvirus) HEHCV

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4
Q

Herpres virus is the only virus that gets its cell wall from?

A

Host nuclear membrane

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5
Q

Characteristics of Herpes virus

A

dsDNA, enveloped, nuclear membrane, icosahedral nucleocapsid, establishes latent infection

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6
Q

Cytomegalovirus are associated with what?

A

salivary glands (torches)

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7
Q

EBV & Varicella Zoster are members of?

A

Herpesviridae

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8
Q

EBV causes what?

A

Burkitt’s lymphoma, nasopharyngeal carcinoma, B-cell lymphoma, hairy leukoplakia, infectious mononucleosis

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9
Q

What happened with primary exposure to HSV 1?

A

Primary Herpetic Gingivostomatitis

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10
Q

What virus cause chicken pox?

A

varicella zoster virus (VZV)

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11
Q

Epstein Barr virus is related to?

A

Burkitt’s Lymphoma

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12
Q

What causes influenza to change year to year

A

Antigenic Capsule (gene reassortment)

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13
Q

Influenza virus is an(a) ?

A

an orthomyxovirus w/ outer envelope has spikes H & N for attachment to host cells

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14
Q

tx w/ amantadine does what?

A

inhibits viral attachment and uncoating

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15
Q

what is the main mode of prevention

A

vaccine, which consists of killed influenza A and B virus

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16
Q

what are the virulence factors of Neisseria meningitis?

A

Endotoxin LPS (gram negative) WATERHOUSE FRIDERISCHEN SYNDROME

17
Q

Which is not associated with N. meningitis?

A

Enterovirus (ex. Picornavvirus)

18
Q

What disease causing agents have a polysaccharide capsule

A

H. influenza, Streptoccocus, c neoforman

19
Q

Even Some Super Killers Have Pretty Nice Capsules

A

E. coli, S. Pneumonia, Salmonella, K. pneumonia, H. influenza, P. aeruginsosa, N. meningitis, C. neoformans

20
Q

What can be transferred from mother to fetus & is associated with congenital abnormalities

A

Rubella

21
Q

Characteristics of Teratogens

A

ToRCHeS (Toxoplasmosis, rubella, CMV, Herpes simplex, Syphilis)

22
Q

Measles (Rubeola) & mumps belong to which group to virus?

A

Paramyxoviruses

23
Q

Mump causes parotitis & sometimes what in adults?

A

orchitis (inflammation of testes)

24
Q

what are Kolik’s Spots?

A

Measles (ssRNA paramyxovirus, transmitted by respiratory doplet

25
Q

what it is the Hepatitis B virion called?

A

Dane particle

26
Q

What has the longest incubation period?

A

Hepatitis B

27
Q

Hepatitis C Virus is a ______ & _____________

A

RNA Virus & is blood-borne

28
Q

What version of hepatitis is chronic?

A

Hepatitis C

Packet Info (34 decks)

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