The lymphatic system transports substances whose large molar mass or hydrophobicity their direct transport from the tissues through the blood vessel walls into the bloodstream does not allow. These include proteins and lipids from the digestive tract , the latter in the form of chylomicrons . The lymph undertakes the important task of a majority of the after digestion by the intestine absorbed lipids via the thoracic duct of the liver supply, where they metabolized be.
Furthermore, it has a central role in the immune system , as they debris and pathogens to the lymph nodes transported. There is the immune response initiated by the specific for the foreign bodies concerned lymphocytes multiply. The proliferation of specific T cells and B cells in the lymph node is a germinal center reaction referred to. The lymphocytes are taken and fed to the circulation. This ensures that foreign bodies can be controlled anywhere in the body.
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