LYMPHATIC SYSTEM

I   Lymphatic System Overview

                A.  Lymphatic vessels    

                                1.  cardiovascular assistance - returns fluid in tissues to blood

                                                a.  maintains blood volume and blood pressure

                                                b.  prevents edema

                B.  Lymph nodes

                                1.  immune function - filter lymph

                                                a.  node structure

                                                b.  lymph flow thru node

                                2.  disease

                C.  Lymphatic organs

                                1.  red marrow

                                2.  thymus

                                3.  spleen

 

Questions you should be able to answer at the end of this unit:

                    

      

- state the two major roles of the lymphatic system

- explain how the lymphatic vessels are able to remove fluid from the tissues

- list the structures the lymph passes through from the capillaries to where the lymph empties into the blood

- explain how the lymphatic system is able to effect blood volume and blood pressure

- describe the structure of a lymph node and explain how this structure fits the immune role of the lymph node

- describe one difference between an infected lymph node and a cancerous node

- list three larger lymphatic organs and their general function

 

 

 

 

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Last Updated: 10/17/17