In pathological situations, blood and jin-ye fluids incluence each other considerably. For example, when there has been excessive loss of blood, the jin [jin fluid] and ye fluids otside the vessels can permeate into th vessels to make up for the fluid loss. When this invoves a large amount of fluid, however, the resulting depletion outside the vessels can lead to a fluid deficiency, with typical symptoms of thirst, scanty urine, dry skin and so on.