Imaging Uncovers Secrets of Medicine's Mysterious Ivory Manikins (image) Radiological Society of North America Share Print E-Mail Caption This is an Ivory manikin after removal of the abdominal and chest wall, ribs, and part of the uterus. Internal organs such as the lungs, intestines, as well as a fetus inside the uterus are visible. Credit Study author and RSNA Usage Restrictions May use with credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.