Lymphatic System
Fact of the Day Unlike your blood, which has the heart to pump it through your body, your lymphatic fluid doesn't have a pump. It relies upon gravity and pressure, which you create when you move around.
Lymphatic System
Function Fluid balance Immune system Absorbs fats 17 L to blood vessels, 3 L to interstitial fluid Immune system Purifying lymph and storing lymphocytes Absorbs fats
Two Ducts Thoracic duct Right lymphatic duct
Primary Lymphoid Organs Thymus & bone marrow Maturation of T cells Thymic hormones Origin of all blood cells
Secondary Lymphoid Organs Lymph nodes
Secondary Lymph Organs Spleen Cleanses blood White pulp & red pulp
Lymph Lymphocytes Waste products and cellular debris