Avian Influenza Flashcards
The eggs produced in LPAI infected flock can be hatched
T
The HPAI infection can be unambiguously differentiated from Newcastle disease by the clinical signs
F
The HPAI strains can cause clinical signs in waterfowl
T
In poultry farms LPAI may be endemic without clinical signs
T
Waterfowl can carry the influenza viruses for long time
T
Influenza viruses are shed by birds exclusively in the nasal discharge
F
Avian influenza is zoonotic
T
The virulence of avian influenza is determined by the i.v. pathogeny index and mortality
F???
Avian influenza can switch directly to human and cause epidemics with high case numbers as result of human to human transmission
F
Avian influenza of high economic impact is caused by HPAI strains
T
In birds all influenza variants can be detected
T
Avian influenza virus is primarily spread through bronchial discharge and aerogenic route
F
Avian influenza spread by bronchial discharge
T
(By direct contact, saliva, faeces)
