10 Questions
Which factor determines the ability of an infectious agent to infect a host?
Host immune status
What does the term 'virulence' refer to?
The severity of disease caused by an infectious agent
What is the difference between virulence and pathogenicity?
Virulence refers to disease severity, while pathogenicity refers to the ability to infect
Which characteristic differentiates highly virulent organisms?
High case fatality rate
In terms of infectious agents, what are genotypic changes attributed to?
Changes in DNA and RNA of the agent's genome
Why are cows with small pelvic outlets predisposed to dystocia?
Because of their size relative to the outlet
How is 'pathogenicity' defined?
The quality of disease induction by an agent
How does pathogenicity differ from virulence when considering disease development?
'Pathogenicity' refers to the number developing clinical illness, while 'virulence' refers to severity
What is one key factor that determines an infectious agent's ability to infect a host?
Host immune status
What effect do highly pathogenic organisms have on a large proportion of animals they infect?
They induce clinical disease in a significant number of animals
Test your knowledge on veterinary epidemiology and zoonosis with this quiz. The quiz covers topics such as indigenous sheep viruses, ecological stability, and the transmission of infectious agents.
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