A lymph node is an oval-or kidney-shaped organ of the lymphatic system, present widely throughout the body including the armpit and stom are important for the proper functioning of the immune system, acting as filters for foreign particles and cancer cells.
A lymph node is an oval-or kidney-shaped organ of the lymphatic system, present widely throughout the body including the armpit and stomach and linked by lymphatic vessels. Lymph nodes are important for the proper functioning of the immune system, acting as filters for foreign particles and cancer cells.