Functional Independence measure FIM; a standardized assessment instrument of functional status that is part of the Uniform Data Set for Medical Rehabilitation; it tests 23 items in seven areas of function and uses a seven-point scale for each item.
The major components of the lymphatic system include lymph, lymphatic vessels, and lymphatic organs that contain lymphoid tissues. Lymphatic tissue can also be found in other areas of the body, such as the skin, stomach, and small intestines.
Lymph Node Function. Lymph nodes serve two major functions in the body. They filter lymph and assist the immune system in building an immune response. Lymph is a clear fluid that comes from blood plasma that exits blood vessels at capillary beds.