HELENE FOURNIE, ISM / SCIENCE PHOTO LIBRARY HELENE FOURNIE, ISM / SCIENCE PHOTO LIBRARY
Kidney anatomy. Illustration of a partial section through a kidney, showing the renal cortex (outer layer), the renal pyramids (Malpighian pyramids, triangular),the minor and major calyxes (cream), the renal pelvis and ureter (white), and the renal veins (blue) and arteries (red). The kidneys filter waste products such as urea from the blood, excreting it as urine to the bladder.
Model release not required. Property release not required.