Hey, guys! Nephrons are the functional units of the kidneys. They filter blood to remove waste, excess water, and other unwanted substances. Useful materials like glucose and electrolytes are reabsorbed back into the bloodstream. The waste and extra fluid are turned into urine, which flows to the bladder. This process helps maintain the body’s balance and keeps it healthy. To learn more about nephrons, here’s a video by MEDSimplified: