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Cholera, Maleria, HIV & Aids, Tuberculosis - The Worldwide Importance of These Diseases

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  • Essay length: 2340 words
  • Submitted: 18/08/2003
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AS and A Level Healthcare

The first 200 words of this essay...

Cholera

Cholera is an infectious disease cause by bacteria that affects the absorption of water in the small intestine. Sever cases cause violent diarrhoea. It is the huge amount of fluid loss, which makes cholera so dangerous. If the fluid is not replaced the body becomes dehydrated and you could die within twenty-four hours. Treatment of cholera is simple; replace the fluid lost with the right mixture of sugar and salts. Water alone is not very well absorbed. If it is a server case of the disease then admission to hospital may be suggest; they can then replace the fluids straight into the bloodstream via a drip.

Cholera is caused by a bacterium called Vibrio Cholerea. The bacterium begins to produce toxins when enough of the bacteria have accumulated in the stomach. It is the toxin produced that causes the disease. The toxin affects the cells of the gastrointestinal tract. This means the affected person does not have ordinary diarrhoea but also losses a large quantity of fluid along with it.

Cholera is transmitted through bacteria that are excreted in faeces. If the bacterium comes in contact with drinking water, then it can infect people. If

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