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pathogenesis 1

bacterial

TermDefinition
mutualism benefits both host and microbe
commensualism microbe lives and gains nutrients plus shelter in host but does not harm host
parasitism microbe harms host
pathogen a microbe capable of causing a disease
pathogenicity the ability of a microbial pathogen to infect its host and produce a disease
virulence the degree of pathogenicity. virulent vs avirulent
virulence factor pathogenic mechanisms and strategies.
Normal Microbiota (Normal Flora) microorganisms frequently found on or within the body of healthy persons. Their roles include occupation of surface area, antagonistic to pathogenic organism, stimulate immune system, supply nutrients, and source of opportunistic organisms.
Major events in development of a bacterial disease Encounter; Entry; Spread; Multiplication; Damage; Outcome
Infection Establishment of a microbial pathogen; can be asymptomatic as opposed to disease
Disease Clinical manifestation of damages to host cells and tissues
Zoonoses Infectious diseases of animal origin
Types of Reservoirs Human; Animals; Non Living;
Methods of Transmission Direct contact; vehicle; vector
Epidemiology the study of a disease in regards to its etiology, transmission, morbidity, and factors influencing the occurrence of the disease.
Nationally Notifiable Diseases The diseases that must be reported by law to the US public health service
Koch's Postulates Association of the causative agent w/the lesions of the disease;Isolate the agent in pure culture;Demonstration of the disease upon introduction of the pure culture of the agent into the host;Re-isolation of the agent from the infected or diseased host
Created by: jackielera
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