Virus Intro & Positive Strand RNA

Question 1

Dengue can cause _____ fever sometimes and Shock Syndrome

Answer 1

Hemorrhagic

Question 2

Jap/ Saint Louis Encephalitis, West nile, Dengue, Yellow Fever, and Zika are all examples of _____virus

Answer 2

Flavi

Question 3

The togavirus, Alphavirus uses humans as an ______ host

Answer 3

Accidental

Question 4

Zika virus is classified as a _____virus

Answer 4

Flavi

Question 5

DNA viruses tend to stay in the _____, except for POX

Answer 5

Nucleus

Question 6

Among the Flaviviruses, what do Japanese, Saint Louis, and West Nile all share in common?

Answer 6

Accidental human hosts

Question 7

Coxsackie, Echo, and Poliovirus are all subclasses of the _____-virus which are all Picornaviridae

Answer 7

Entero

Question 8

____ fever goes monkey to monkey via Haemogogus and humans are accidental host; It’s a Flavi virus

Answer 8

Yellow

Question 9

2 Features common to Flaviviridae and Togaviridae?

Answer 9

1. Non-segmented (+) Strand RNA genome

2. Enveloped

Question 10

List 3 Vaccines for Poiio

Answer 10

1. Salk (killed)
2. Sabin (live)
3. eIPV (IgA)

Question 11

Why does shock sydrome occur in Dengue fever?

Answer 11

• Gets surrounded by antibodies
• Macrophages eat virus and get infected
• Cytokine surge

Question 12

Name 2 types of Togavirus

Answer 12

1. Alpha virus

2. Rubivirus

Question 13

Since the poliovirus doesn’t need a ____ to replicate, it chops it in the host to promote its own growth solely

Answer 13

Cap

Question 14

Corona Virus has a _____ nucleocapsid

Answer 14

Helical

Question 15

Japanese and Saint Louis Encephalitis virus are both Flaviviruses that mainly target the children and eldery, a key therapuetic difference is that Japs have a _____ available

Answer 15

Vaccine

Question 16

What type of Strand Sense is Polio virus?

Answer 16

Positive

Question 17

RNA viruses tend to stay in the _____, except for Influenza

Answer 17

Cytoplasm

Question 18

Of the Positive Strand viruses, what do Togaviridae, Flaviviridae, and Coronaviridae have in common?

Answer 18

Enveloped!

Question 19

Poliovirus is a prototypical ______virus

Answer 19

Picorna

Question 20

Plaque Assay makes _____ in cells

Answer 20

Holes

Question 21

Of the Positive Strand RNA viruses, what do Picornaviridae, Enterovirus, rhinovirus, Hepatovirus, and Caliciviridae have in common?

Answer 21

Non-Enveloped!

Question 22

Breakbone fever is also known as _____ Fever; has characteristic bone and joint pain

Answer 22

Dengue

Question 23

Togavirus and Flaviviridae both create vesicles and bud off of ____ membranes

Answer 23

Organelle

Question 24

Poliovirus endocytoses and Viral ____ gets across the membrane and binds to ribosomes in cytosol

Answer 24

RNA

Question 25

The rash for rubella starts on the _____

Answer 25

Face

Question 26

What type of vaccine was used to eliminate Rubella from the US in 2004?

Answer 26

Live attenuated (MMR)

Question 27

Why are there no vaccines for the Hepatitis C flavivirus?

Answer 27

Hyper-variable glycoproteins

Question 28

Rubivirus causes _____

Answer 28

Rubella