Tuberculosis

Tuberculosis Tuberculosis or TB as the unhealthiness is reduce is caused by the bacterium Mycobacterium atomic number 65 (M.TB). Mycobacterium tuberculosis is a large, has no motility and is rod shape in appearance. The rods are between 2 to 4 microns in continuance and between 0.2 to 0.5 microns in width. M.TB. is classified as weakly gravitational constant positive bacterium as it has a electric cell fence but no phospholipid outer membrane. However when a gm stain is performed M.TB does not retain the dyes and does not stain all due to the high lipid and chemical content of its cell wall (Todar, 2008). Tuberculosis is a disease of the lungs. This type is called pulmonary tuberculosis. It earth-closet affect other parts of the body via the circulatory system and infect all organs of the body; this is cognise as extrapulmonary tuberculosis. In children tuberculosis meningitis is sometimes diagnosed. This form of the disease is a life threatening and fatal condition. M.TB is transmitted via droplet transmission. The bacterium are inhaled in droplet form when an infected someone coughs sneezes or speaks as the undersized droplets are expelled into the air. The bacteria can die hard airborne for hours however UV light such as sunlight can destroy them.

Once an uninfected person inhales the droplets the bacteria travel to the lungs and within a time issue of six weeks the bacteria could have affected a small part of the lungs without any obvious symptoms being shown. This is known as the primary infection. After the primary infection has been established M.TB can spread around the body via the circulatory system and uphold dormant without doing obvious damage for months or even geezerhood later. The disease can become active again in different organs and the lungs especially if the immune system becomes slashed (Netdoctor.co.uk, 2005). In 2007 there was an estimated 13.7 million active cases of TB in the worlds population and in 2010, 8.8 million untried cases were diagnosed and 1.45 million deaths occurred, mostly... If you want to get a full essay, secern it on our website: Ordercustompaper.com

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