Deck 2 Flashcards
Epizootological triad:
Animal population
Aetiological agent
Environmental factors
What are the different ways of transmission?
Horizontal: direct or indirect
Vertical
Primary: direct contact, transplacental
Secondary: from environment, other sources
What causes strangles:
Streptococcus equi subsp. equi
Leptospirosis reservoirs:
Rodents
What causes bluetongue?
Orbivirus reovirus
Transmission of Listeria is:
Direct, oral
In what species is Aujeszky’s disease fatal?
Dogs
What is an epizootic process?
A biological, dynamic and multifactorial phenonemon based on continuous interaction among the animal population, etiological agents and environment
Explain the epizootological chain:
Circulation of aetiological agents in animal population, repeating and continuing process of aetiological agent transmission among susceptible hosts.
What causes african horse sickness?
Orbivirus reoviridae
What causes fowl cholera?
Pasteurella multocida
Transmission of FIV:
Biting, saliva, vertical
Reservoir of West Nile virus:
Birds
Most susceptible to tetanus:
Horses/lambs
Sample for paratuberculosis:
Faeces
Brucella culture agar:
Blood agar
Division of cell culture growth methods:
Monolayer, suspension, microcarrier
Agent for bovine viral diarrhoea virus:
Pestivirus, flaviviridae
Does blocked ELISA cause a colour change?
Yes
Gold standard for rabies detection is:
Fluorescent antibody testing
Stain for brucella:
Ziehl-Neelsen modified (stamp staining)
What causes swine vesicular disease?
Enterovirus B
Who can be infected by rabies?
Warm-blooded mammals and humans
