What is a kidney?

A kidney is an organ in the body that plays a crucial role in filtering waste and excess fluids from the blood to form urine. The kidneys also help regulate blood pressure, electrolyte balance, and red blood cell production. Each person has two kidneys, located on either side of the spine in the lower back.

Meaning kidney

A kidney is a vital and a complex organ that plays a crucial role in filtering waste materials,excess water and blood to form urine