Saturday, November 30, 2013

"Present a thorough discussion on the seven main features of an infectious disease of your own finding."

CHOLERA 1.         Cause Cholera is caused by the bacterium vibrio pestiferous cholera, whose natural reservoirs are suggested to be brackish rivers and coastal waters . Human-volunteer feeding studies utilizing healthy individuals watch demonstrated that roughly one million organisms need to be ingested to cause illness. after(prenominal) ingestion, the viable bacteria attach to the humiliated intestine and build cholera toxin . There are a number of causes which whitethorn contribute to the root word, open and severity of cholera. These involve:         The role of forage or water contaminate with the cholera bacterium. In particular, shellfish (oysters, ...) harvested from fecally polluted coastal waters are consumed unsanded have been a stock of cholera. Vegetables and fruits which have been swear away or rinsed with contaminated water may withal rescue the infection in the bacterium is present.          curt ma nipulation of sewer and drinking water. Poor standards of sanitation, leading to contaminated water supplies. forgetful intercession of sewerage and drinking water may to a fault result in an pestilent of cholera - in an epidemic, the source of contamination is usually the faeces of an infected person .         Conditions which may compromise or place a strain on hygiene, sanitation or other infrastructure (e.g. plumbing, water treatment systems etc.) may also led to an outbreak or epidemic of cholera. These conditions include famine, overpopulation, war and poverty. 2.
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        Trans mission Transmission of cholera done with(! predicate) direct personal contact is rare. Instead, cholera is predominantly spread by dint of a number of alternate mediums:         Transmission by the faecal-oral route. Cholera is promise almost exclusively by room of contaminated food and water. Water may be contaminated as its source, and may also transmit the bacterium through fruits and vegetables (as above) and also through cooking utensils, if they have been washed in contaminated water. damp grains, such as rice, millet or sorghum are pattern vehicles for... If you want to get a good essay, order it on our website: OrderCustomPaper.com

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