BIOL 2414 Chapter Notes - Chapter 16: Antigen-Presenting Cell, Allergen, Hapten
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16. 1 introduction: the lymphatic system is a vast collection of cells and biochemicals that travel in lymphatic vessels, it is a network of vessels that assist in circulating fluids, it is closely associated with the cardiovascular system. D. it transports excess fluid away from the interstitial spaces. F. it transports fats to the bloodstream: it helps defend the body against diseases. The walls are similar but thinner than those of veins. B. lymphatic vessels are composed of three layers: C. larger vessels lead to lymph nodes and then to larger lymphatic trunks. The trunks drain lymph from the lymphatic vessels: they are named for the regions they serve such as lumbar, intestinal, intercostal, bronchomediastinal, subclavian, and jugular. Lymph is essentially tissue fluid that has entered a lymphatic capillary. A. capillary blood pressure filters water and small molecules from the plasma.
