SARS-CoV-2 and COVID-19 Flashcards

1
Q

What is the coronavirus structure?

A

has surface viral proteins (spike glycoprotein) (S)
membrane glycoprotein (M)
nucleocapsid protein (N)
envelope

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2
Q

What is the target of spike glycoprotein?

A

cell surface receptor ACE2

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3
Q

What are some potential transmission routes for SARS-CoV-2

A

aerosol (droplets)
direct contact
direct contact with contaminated surfaces

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4
Q

Where does initial replication of SARS-CoV-2 take place?

A

upper respiratory tract

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5
Q

How does a primary viremia occur?

A

establishment of infection and replication in the lung pneumocytes

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6
Q

How does viremia dissemination continue in the body?

A

via the blood stream where another cycle continues

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7
Q

What is a major contributor to SARS-CoV-2?

A

age is a risk factor

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8
Q

What are clinical characteristics of post-COVID-19 condition?

A

brain (headache or other cognitive impairment)
lungs (cough, shortness of breath)
skin (bruising, rashes)
nose/nasal cavity (loss of taste or smell)
heart (pounding heart, heart failure)
kidney (risk of acute kidney injury)

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9
Q

What is the first most distinct variant?

A

S D614G

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