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Host Foreign Species - Infection  by: Ryan Fyfe An infection is the in short the hosting of foreign species in a host organism. There is a war that is involved between the host and the foreign body as the infection organism is looking to use the hosts resources in order to multiply. All of this occurs at the expense of the host. If the host and the intruder could coexist there would be no problem, but this isn't the case. The infecting organism in it's intrusion will interfer with the normal operation of the host, and in many cases inflict with the survival of the host. These organisms are usually consired to be tiny and microscopic, however the definition is in fact much wider than that. Pathogens are a broad group that include: (Infectious Disease is the specific branch of medicine that focuses on these infections and pathogens.) - Parasites - Bacteria - Viruses - Prions - Viroids - Fungi All organisms with multiple cells(multicellular) are colonized to some extent by an extrinsic organisms. The large majority of these exist in either a relationship with the host like mentioned above. The difference between an http://www.infection-area.com infection and a colonization is due to the circumstance which exists as a result of the former. Basically if the colonization of the external body comprises the life of the host organisms it is an infection. Several variables are involved which determine the intruders outcome on the host: - The Route of entry - The access to host regions that it gains - The amount or load of the initial inoculant - The intrinsic virulence of the particular organism - The status of the immune system of the host that is being colonized About The Author Ryan Fyfe is the owner and operator of Infection Area - http://www.infection-area.com, which is the best site on the internet for all infection related information. Feel free to reprint this article as long as you keep the article, this caption and author biography in tact with all hyperlinks. This article was posted on November 03, 2005 Read More Articles from the "Health" Category: Strong To The Core of Your Being - The Benefits Of Core Training by Nick Nilsson Eczema - MIRACLE or Purely Coincidental by Kacy Carr What Causes Mental Illness? by News Canada Five Keys Toward Detoxifying Your Body by Jennifer Marie Jordan Obesity and Children by Glenda Erceg Acne Scar Treatment by Ricky Lim Liposuction - What You Should Know by Mike Jones Information On Medications And Rheumatoid Athritis by Nicholas Redworth Cheap Contact Lenses for Halloween - Tips for Success by James Perez >"Cookie Cutter" Low Carb Diet Plans Explained by Jenny Mathers << Back to "Health" Index

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