The kidneys are two bean-shaped organs found in vertebrates. They are located on the left and right in the retroperitoneal space. Each kidney is about 4 or 5 inches long, roughly the size of a large fist. The kidneys' job is to filter your blood. Visualization of the cross section of the kidney . It shows the difference between the cortex and medulla. The medulla contains papillary pyramids that interact with the major and minor calyces . The model was sculpted in zbrush, textured in zbrush and substance painter. Please check our chanel for more medical models. Contact us for collaboration, customization, or more models.