What are Lymph Nodes?
Reviewed: Dr. Gromatzky
7. Protects the Body from Infections
Lymph nodes also play a major role in maintaining good health. They contain some types of white blood cells called B lymphocytes and the T lymphocytes.
The role of these cells is to get rid of disease-causing microorganisms, as well as abnormal cells. This happens when the lymphatic system delivers blood to the lymph nodes. Further destruction of harmful microorganisms occurs in the spleen, which carries out blood filtration.
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