The kidneys are able to control the volume of water in the bodyby changing the reabsorption of water by the tubules of the nephron. Under normal conditions, the tubule cells of th… 展开

The kidneys regulate the pH level of the blood by controlling the excretion of hydrogen ions (H+) a… 展开

The kidneys maintain the homeostasis of important electrolytes by controlling their excretion into urine. 1. Sodium (Na+):Sodium is a vital electrolyte for muscle function, … 展开