kidney anatomy. detail parts , nephron section diagram. pistachio green back

kidney anatomy detail parts nephron diagram functional units called nephrons filter initial urine blood reabsorb water nutrients green illustrationback back aorta artery background biology bladder cancer cartoon children draw education excretory graphic high hospital human laboratory medical medicine orange organ pee person poster primary pyramid red renal school science sick stent study system systems ure ureter urinary urology vector vein viscera white pistachio anatomy diagram