And wherever we have a capillary system, we also have a Lymph system. And the vessel of the Lymph system is shown in green. So basically, we have the arterial, the blood vessel shown in red, that brings the oxygenated and the nutrient filled blood to the capillary of our blood vessel system. And within the capillary, we have exchange between nutrients and wastes taking place. And then the Venuel is the blood vessel that carries the deoxygenated blood that contains the waste products back to the heart. So let's recall how the exchange of nutrients and waste products takes place within our capillary.