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The female breast is do up mainly of lobules ( take out-producing glands), ducts (tiny tubes that behave the milk from the lobules to the nipple), and stroma (fatty tissue and connecter tissue surrounding the ducts and lobules, blood vessels, and lymphatic vessels). Most breast cancers begin in the cells that line the ducts. rough begin in the cells that line the lobules, while a blue numbe r start in other tissues the lymph arrangin! g is principal(prenominal) to understand because it is one way breast cancers can spread. This system has several parts. Lymph nodes are small, bean-shaped collections of immune system cells (cells that are classic in engagement infections) that are connected by lymphatic vessels. Lymphatic vessels are like small veins, except that they carry a free placid called lymph (instead of blood) away from the breast. Lymph contains tissue fluid and waste products, as well as immune system...If you fate to get a full essay, order it on our website: BestEssayCheap.com
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