Kidney Which Side In Body. Kidney stones are one of the most common reasons for severe sharp flank pain that may radiate to your groin area. The kidney accomplishes these homeostatic functions both independently and in concert with other organs particularly those of the endocrine system.

See a detailed image and learn about what the kidneys do. The left kidney is located slightly more superior than the right kidney due to the larger size of the liver on the right side of the body. Unlike the other abdominal organs the kidneys lie behind the peritoneum that lines the abdominal cavity and are thus considered to be retroperitoneal organs.
The kidney accomplishes these homeostatic functions both independently and in concert with other organs particularly those of the endocrine system.
Many people are born with a single kidney. The kidney participates in whole body homeostasis regulating acid base balance electrolyte concentrations extracellular fluid volume and blood pressure. Kidney or flank pain typically feels like a dull ache on one side of your upper back. Most kidney or flank pain is felt around the location of the kidneys.