Virus Test Questions

Question 1

What virus is the cause of the common cold

Answer 1

picornavirus - Rhinovirus

Question 2

Infection with which virus will lead to opportunistic infections of the host

Answer 2

HIV

Question 3

What is the structure or the influenza virus

Answer 3

RNA
Helical
Enveloped
Single Stranded
8 segments

Question 4

How does influenza virus kill you

Answer 4

causing the immune system to overreact

Question 5

What virus has the gaped DNA genome

Answer 5

Hepadena (HEP B)

Question 6

What are the targets for antiviral drug intervention

Answer 6

Viral absorption
penetrating and uncoating
Viral Nucleic Acid Synthesis
Binding To intact virus particle
Virus release

Question 7

What is Antigenic shift

Answer 7

When multiple flu viruses get into a single cell, and the 8 segments get mixed up which results in a flu virus that humans have no immunity against

Question 8

What is antigenic drift

Answer 8

When a large number of mutations has occurred in the genome of a flu virus, causing it to be changed

Question 9

what do antigenic shift and antigenic drift cause

Answer 9

antigenic shift causes a pandemic

antigenic drift causes a epidemic

Question 10

What is an icosahedron

Answer 10

20 equilateral triangles
30 edges
12 vertices

Question 11

What are the four important TLRs for viral detection, what do they detect, and what do they cause to be synthesized

Answer 11

TLR 3 - double stranded RNA - (IFN-B)
TLR 7&8 - Single stranded viral RNA - (IFN-a)
TLR 9 - Unmethylated CpG - (IFN-a)

Question 12

What is the CDC recommendation for disinfecting a norovirus contamination

Answer 12

Chlorine Bleach at 1000-5000 ppm

Question 13

Which herpes virus strands are found in the oral cavity

Answer 13

HSV-1
HSV-2
EBV
CMV

Question 14

What is the recommended flu vaccine for 2016

Answer 14

A California 2009
A Switzerland 2013
B Phuket 2013

Question 15

Which virus kills by causing the immune system to overreact

Answer 15

influenza

Question 16

which virus kills by inhibiting the immune system

Answer 16

Ebola

Question 17

What is a virion

Answer 17

an infectious virus particle

Question 18

What are the steps for replication of viruses

Answer 18

1. Attachement
2. Penetration
3. Uncoating
4. early Transcription
5. early translation
6. genome replication
7. late transcription
8. late translation
9. assembly
10. release

Question 19

What is the viral family of HEP B

Answer 19

hepadenaviriae

Question 20

What is the viral family of HEP C

Answer 20

flaviviridiae

Question 21

What is the viral family of HEP A

Answer 21

Picornaviridiae

Question 22

What is a primary infection of Herpes like

Answer 22

it is the initial herpes infection, usually in children, and its symptoms are sores around the mouth (chicken pox)

Question 23

What is a secondary infection of herpes

Answer 23

after the infection has gone into the latent stage (no symptoms) it will all the sudden come back to different areas of the body. the reemergence of the infection is the secondary infection (cold sores, mono, shingles)

Question 24

Which herpes virus can be prophalactically treated with a vaccine

Answer 24

HSV-2

Question 25

Which viruses can lead to lesions in the oral cavity

Answer 25

Herpes
HPV
Paramyxoviridiae (measles)

Question 26

can a person with shingles (secondary herpes infection) infect another person with chicken pox (primary herpes infections)

Answer 26

yes

Question 27

T or F, saliva is not highly infectious for HIV (Is saliva anti-HIV)

Answer 27

True (it is anti-HIV)