SARS-CoV-2 and COVID-19 Flashcards
What is the coronavirus structure?
has surface viral proteins (spike glycoprotein) (S)
membrane glycoprotein (M)
nucleocapsid protein (N)
envelope
What is the target of spike glycoprotein?
cell surface receptor ACE2
What are some potential transmission routes for SARS-CoV-2
aerosol (droplets)
direct contact
direct contact with contaminated surfaces
Where does initial replication of SARS-CoV-2 take place?
upper respiratory tract
How does a primary viremia occur?
establishment of infection and replication in the lung pneumocytes
How does viremia dissemination continue in the body?
via the blood stream where another cycle continues
What is a major contributor to SARS-CoV-2?
age is a risk factor
What are clinical characteristics of post-COVID-19 condition?
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)
What is the first most distinct variant?
S D614G