Kidney is a filtering machine! Read below @rev.med Kidneys function to remove waste products and extra fluid from the blood. The kidneys filter about 50 gallons of blood a day. Of that amount, about one-half to two quarts of fluid and waste products are removed from the blood and passed out of the body in urine. Well go over the nephron and what goes back in and what goes out, REAL soon! Subscribe now to our YouTube Channel (link in bio!) Coming soon stay tuned for the best overview of Cranial Nerves on YouTube! Follow our page @rev.med on Instagram for more ‘Did You Know?’ Facts.