Epidemic
Unexpected increase in number of disease cases in specific geographical area
Pandemic
Epidemic that spread over several countries, affecting large number of people
Name 4 virus pandemics
Name 4 bacterial epidemics
Name 3 plant pathogen epidemics
Indigenous smallpox outbreak (6)
No infrastructure in place, food shortages, spreading disease by travel, living in close quarters, asymptomatic, no resistance
Parasitic alveolate epidemic
Malaria
Pathogen
Naturally occurring microorganism that causes disease
Toxin
Poisonous chemicals produced by living organism, not self-replicating (not contagious)
Modes of dissemination
Aerosol, water, food, direct