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Friday 1 March 2013

Research Paper

Topic Subject: infectious Diseases.

Course: HLTH 230

Health attention Law and Ethics

I. Definition

Infectious sicknesss, also known as transmissible diseases, or transmissible diseases comprise clinically evident nausea (i.e., characteristic medical signs and/or symptoms of disease) resulting from the transmission, presence and growth of pathogenic biological agents in an individual host organism. In accredited cases, infectious diseases may be asymptomatic for much or their entire course. Infectious pathogens include some viruses, bacteria, fungi, protozoa, multicellular parasites, and abnormal proteins known as prions. These pathogens are the cause of disease epidemics, in the sense that without the pathogen, no infectious epidemic occurs. Transmission of pathogen faeces occur in various ways including physical tangency, contaminate food, body fluids, objects, airborne inhalation, or through vector organisms. Infectious diseases that are especially infective are sometimes called patrimonial and can be easily transmitted by contact with an ill person or their secretions. Infectious diseases with more change routes of infection, such as vector transmission, sexual transmission, are ordinarily not regarded as contagious so do not require medical quarantine of victims.

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The term infectivity describes the ability of an organism to enter, survive and multiply in the host, while the infectiousness of a disease indicates the comparative ease with which the disease is transmitted to other hosts. An infection is not synonymous with an infectious disease, as some infections do not cause illness in a host.
II. Classification

(Placeholder1) (KJ., 2004)Among the approximately infinite varieties of microorganisms, relatively a few(prenominal) cause disease in otherwise healthy individuals. Infectious disease results from the interplay between those few pathogens and the defenses of the hosts they infect. The appearance and severity of disease resulting from any pathogen depends upon the ability of...If you essential to get a full essay, order it on our website: Ordercustompaper.com



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