Functions of Lymph Nodes::
They form the first line of defence like the soldiers guarding respective areas through the strategic points
They screen the lymph and thus filter and prevent microbes toxins and foreign bodies from spreading the spread of cancer cells is especially prevented by the lymphatic glands they aid immunological responses and also manufacture gamma globulin they give birth to lymphocytes and also disperse them to circulate through the trabeculate 
Spleen is an encapsulated lymphoid structure of the size of a fist situated to extreme left of upper abdomen under the diaphragm it has a diaphragmatic and an abdomen surface the latter has a hilum through which passes the arteries veins and lymphatic vessels it undergoes slow and rhythmic contraction
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