Kidney Cells Structure And Function. It is an enzyme secreted by cells of juxtaglomerular apparatus which helps in regulation of blood pressure. Internal structure of kidney.
Function follows structure after all. The kidneys play a role in maintaining the balance of body fluids and regulating blood pressure among other functions. The kidneys are at the back of the abdominal cavity with one sitting on.
The bean shaped kidneys have an outer convex side and an inner concave side called the renal hilus where the renal artery vein and ureter are found.
Kidney is also an endocrine glands. If a longitudinal section of the kidney is made by cutting with a long knife from the outer convex surface to the hilum three layers are seen. Among them we have erythropoietin renin vitamin d and kallikrein. The right kidney is behind the liver below the diaphragm and the left kidney is behind the spleen below the diaphragm.