Lecture 15: Microbial Mechanisms of Pathogenicity Flashcards
1
Q
What is pathogenicity?
A
ability to cause disease
2
Q
What is virulence?
A
degree of pathogenicity
3
Q
What are portals of entry?
A
- mucous membranes
> membrane lining body cavities/organs - skin
- parenteral route
> needle stick
4
Q
What is ID50?
A
infectious dose for 50% of a sample population
- measures virulence of a microbe