Human Disease and Their Control

Biology (B3A) Assignment Human Disease and Their Control line up questions 1a) When people refer to pathogens, they are talking some bacteria that causation disease. 1b)The toxins actu only toldy excreted by the pathogens are the principal(prenominal) cause of diseases although thetoxins are only by-products of the pathogens metabolism. 2a)In most cases, the toxins excreted by the pathogens stripping there way into the circulatory organisation. olibanum, sometimes, the infection is caused somewhere else from where the toxins were excreted. An type of this would be Rheumatic fever. The toxins that cause this disease is excreted by the pathogen as a by-product of metabolism. Usually, the pathogens that cause rheumatic fever is fit(p) in the throat. As the toxins enter the circulatory system, it travels along the system and eventually causes an infection in the heart vavles. Yet some other example of where the disease is in a different location then where the toxin was released is Dipheria. The pathogen that causes Diptheria is usually located in the throat. As the toxin is released, it travels all the way to affect limb muscles and the heart. 2b) Examples of where the disease is at the situation of the bacteria could be Tetanus and Tuberculosis.

The tetanus bacteria releases a deadly toxin which can affect the whole body which causes paralyzation. As it affects the whole body, the disease would most likely be caused at the location of the bacteria. This disease will not always inactivate your whole body but most of the time, it would paralyze your jawbone. Thus tetanus is also known as lockjaw. Tuberculosis as a disease that affects the lung cells. The tocins also affect the lung cells. Therefore, the pathogens for tuberculosis could be found near the site of disease. 3a) In our environment, we encounter all sorts of micro-organisms. Sometimes these air-borne diseases are pathogens and could cause and make one sick. Examples of air-borne pathogens that cause diseases are the ones that cause whooping... If you want to get a total essay, order it on our website: Ordercustompaper.com

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