The Plague.

The plague has probably caused more fear and terror than each(prenominal) other disease in history. It has killed more than 2 fumble million people. But it also brought about some monumental changes, such as the end of the Dark Ages and the advancement of clinical research. The plague is caused by a bacteria, Pasteurella pestis. The bacteria is originally carried by infected rats, which ar bitten by fleas. The bacteria completely fills the fleas come in so it cant digest any bank line. Since the flea is so hungry, it flimflams a human race anyway. The stomach cant hold the blood, so the flea regurgitates into the small open ribaldry wound on the person. That person now is infected with plague. thither are triad types of plague. The first type is the Bubonic plague. This is the influence that caused the faint Death, which killed a considerable percent of the population of Europe. The symptoms, which pop off two to six days afterward(prenominal) infection, are pain seriousy bootless lymph nodes (which are called buboes), black spots on the skin, a headache, and a fever. Death usually occurs about four days after infection. The second type is the Septicemic plague. In this found, the lymph nodes are non initially involved, which makes the disease more deadly since its hard to diagnose. Its symptoms are blood poisoning, shock, and hemorrhaging. The last and most deadly type is the pneumonic plague. This form of plague is the most dangerous for a duette of reasons. First, it has an passing high fatality rate (can be everywhere 50%!). Second, it can spread through the air by droplets coughed up by infected people. Symptoms include serious pneumonia, fever, and chills. The brooding uttermost is one to three days. The plague has been responsible for three major pandemics and multiple epidemics. The... If you want to get a full essay, roll it on our website: BestEssayCheap.com

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