Nikolas
Created page with "== The tubules work hard == thumb|334x334px|Functions of the tubule Despite there being 180 L of ultrafiltrate produced each day is the urine output only 1 – 1.5 L/day, indicating that the tubules must do a lot of reabsorption. The urine also has a very different composition from the ultrafiltrate. When the tubules dysfunction will both the quantity and the quality of the urine be different. This is a good time to introduce some ne..."