Test Your Knowledge on Kidney
The kidneys are two bean-shaped organs, each about the size of a fist, and are located just below the rib cage, one on each side of your spine.
Healthy kidneys filter about half a cup of blood every minute, removing wastes and extra water to make urine. The urine flows from the kidneys to the bladder through two thin tubes of muscle called ureters, one on each side of your bladder. The bladder stores urine. The kidneys, ureters, and bladder are partof the urinary tract.
kidneys remove wastes and extra fluid from your body. Kidneys also remove acid that is produced by the cells of your body and maintain a healthy balance of water, salts, and minerals-such as sodium, calcium, phosphorus and potassium-in your blood (1✔ ✔Trusted Source
Without this balance, nerves, muscles, and other tissues in the body may not work normally.
Kidneys also make hormones that help