what is parenchyma in kidney
Renal parenchyma refers to the essential and functional part of kidneys that consists of renal cortex and renal medulla. In renal cortex, there are more than one million of nephrons that include glomerulus and renal tubule. Renal medulla has 15-20 renal pyramids.enal parenchyma refers to the essential and functional part of kidneys that consists of renal cortex and renal medulla. In renal cortex, there are more than one million of nephrons that include glomerulus and renal tubule. Renal medulla has 15-20 renal pyramids.