What is a normal flora?
Complement of microbes in a healthy indiv
Differentiate a pathogen vs a non-pathogen.
Pathogen= can cause disease in a host Non-pathogen= does not normally causes disease
When does an infection occur in the body?
Occurs when a microbe enters a host and begins to multiply. Not necessarily mean you have disease.
What is a disease?
Occur when microbial infection damages cell of host