Viruses Flashcards
What are the 6 steps of viral replication
Attachment
Penetration
Uncoating
Replication
Assembly
Virion release
What are the type way virion are released
Lysis
Budding
Meaning of budding
Gaining of viral phospholipid bilayer
What does corona suggest about a virus
crown like
What does rhabdo suggest about a virus
rod/bullet like
What does rota suggest about a virus
Wheel
What does parvo suggest about a virus
Small
What does calici suggest about a virus
cup like
What does orbi suggest about a virus
ring
What does adeno suggest about a virus
located on glands
What does entero suggest about a virus
alimentary location
What does rhino suggest about a virus
upper respiratory location
What does pneumo suggest about a virus
air
What does myxo suggest about a virus
mucous
What does virulence mean
Ability to cause damage to host
What makes a virus more virulent and why
Non enveloped
Break through cell membrane of host cell - cell death
Type of transmission
Vertical
Horizontal
What are the 4 types of influenza
A
B
C
D
Which type of influenza cause seasonal epidemics
A and B
Which type of influenza cause mild illness
C
Which type of influenza primarily affect cattle
D
What does antigenic drift mean and which type are drift
Minor change in subtype
Point mutation
A and B
What does antigenic shift mean and which type is shift
Major change - new subtype
Exchange of gene segment
Only A
