Human Male and Female Urinary System Bladder Abdominal Cavity Abdominal Wall Kidney Anatomy Model Teaching ModelHuman urinary system posterior abdominal wall organ model Amphoteric urinary system model. Product description. This model consists of organs of the urinary system even the posterior abdominal wall, kidney section, bladder section and many other parts, and shows the organs of the urinary system, kidney section of the renal cortex, renal medulla and other structures. And this urinary system model is interchangeable for male and female. It is also