they filter waste materials and extra cellular fluids from the lymph. contain extra white and red blood cells.
You would need to be more specific as to the condition of the lymph nodes. Lymph nodes serve the purpose of filtering your blood.
Lymphangiography gives precise information on the extent and location of lymph vessels and lymph nodes. Oftentimes, it is performed to evaluate the extent of a lymphatic cancer.
The processed lymph will exit one of the lymph ducts, the right lymph duct or the Thoracic duct, depending on where the lymph came from. When it exists the lymph duct, it will enter the subclavian vein, which is also near the superior vena cava, the final vein before blood enters the heart. The lymph once again a part of the bloodstream. It will once again serve its purpose as tissue fluid. hahaha
The purpose of radical neck dissection is to remove lymph nodes and other structures in the head and neck that are likely or proven to be malignant.
tiny vessels
The lymph nodes filter lymph.
lymph nodes
lymph capillary Lymph fluid is filtered in lymph nodes. Lymph nodes are along lymph vessels which that run along blood vessels. Lymph vessels draw in interstitial fluid (fluid between cells) and it them becomes lymph fluid. Lymph nodules are in connective tissue in place of high traffic and does not function as a filter because it's not along a lymph vessel.
Lymph nodes
lymph-nodes
spleen, tonsils, lymph nodes, heart, thymus,