Running head: EPIDEMIOLOGY TRIAD1Epidemiology TriadInstitutional AffiliationDateEPIDEMIOLOGY TRIAD2Epidemiology TriadAccording to Amagliani, Brandi, & Schiavano, (2012), the epidemiology triad, for adisease to happen, there must be three different factors contributing to it. These factors areenvironmental factors, host factors, and etiological agents. Environmental factors are the factorsoutside the etiological agent that create a conducive environment for the survival of the agent.The environment creates an automatic opportunity for the agent to get exposed. The environmentmay be favorable or unfavorable for the survival of the etiological agent. Host factors are thefactors within the host that can expose it to the etiological agent. These factors also include theability of the host to respond to the invasion of an etiological agent (Centers for Disease Controland Prevention, 2016). The etiological agent is the micro-organism in the form of a virus orbacteria that always leads to illness. When there is an etiological agent doesn't necessarily meanthat the disease must occur. Sometimes the infection is inhibited by some other factors such asthe immune system of the host.Etiological Agent for Salmonella Foodborne OutbreakSalmonella is a bacterium that is known to cause salmonellosis disease. It invades theintestinal tract and causes abdominal pain, fever, and diarrhea. It infects birds, animals, andhuman beings. The symptoms can last from 12 to 72 ...
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