Episode III Questions

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These questions cover materials from Episode III of the SARS Wars micro course. Feel free to look up the answers via Wikipedia, Google, etc.

Antiviral drugs provide immunity to viruses

10 points

True

False

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What is the most likely explanation for why dexamethasone seems to reduce deaths in COVID-19 patients?

10 points

It is a opioid, so patients experience less pain and have a strong desire to live

It is a steroid, so it enhances the pro-inflammatory response, which clears the virus

It is a steroid, so it enhances the anti-inflammatory response, which reduces collateral damage caused by the innate immune system

It is vaccine, so it provides immunity

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Nafamostat blocks the SARS-CoV-2 Spike protein from binding to ACE2 receptors on host cells.

10 points

True

False

Clear selection

How does Remdesivir work?

10 points

By preventing the ribosome from translating viral proteins

By preventing DNA polymerase from copying viral DNA.

By preventing RNA dependent RNA polymerase from copying viral RNA.

By preventing the release of newly formed viral particles

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What type of study was used to show the benefits of dexamethasone in COVID-19 patients?

10 points

A case-control study

A prospective cohort study

A retrospective cohort study

A randomized controlled trial

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Plasma cells are a kind of T-cell

10 points

True

False

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Which of the following is a true statement about MHC molecules? (check all that apply)

10 points

MHC I are antibodies

MHC II are only found on professional antigen presenting cells

MHC molecules are another name for T-cell receptors

MHC II molecules interact with CD8+ T-cells

The two arms of the adaptive immune system are called

10 points

B-Cell immunity

Cell-mediated immunity

Innate immunity

Passive immunity

Convalescent serum is an example of naturally acquired active immunity.

10 points

True

False

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What was the name of the cow Jenner used to develop the first smallpox vaccine?

10 points

Bessie

Blossom

Dolly

Mr. Ed

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The vaccine being developed by Moderna is an attenuated live vaccine

10 points

True

False

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