Cancer

Cancer Cancer I. Cancer is a group of diseases characterized by an uncontrolled growth of abnormal cells. If the dust of these abnormal cells is non controlled, cigaretcer can wooing death. Most cancers take the cause of tumors, although not all tumors are cancers. A tumor is moreover a mass of new tissue that serves no physiologic purpose. It can be benign, equal a wart, or malignant, handle cancer. Benign tumors are made up of cells similar to the entrap normal cells and are enclosed in a membrane that prevents them from penetrating neighboring tissues. They are dangerous only if their animal(prenominal) comportment interferes with bodily functions.

A malignant tumor, or cancer, is opened of assail surrounding structures, including blood vessels, the lymph system and nerves. It can similarly spread to distant sites by the blood and lymphatic circulation and so can produce invasive tumors in almost any opus of the body. In 1997, an estimated 1,359,150 people in the United...If you want to position a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper