A22 Classic Human Skull Model with Opened Lower Jaw, 3 part - 3B Smart AnatomyClassic Human Skull Model with Opened Lower Jaw, 3 part 3B Smart Anatomy This dental skull with opened mandible exposes tooth roots with vessels and nerves. The skull model also features the numbering of the cranial bones, bone components, fissures, foramina and other structures. The cranial sutures are shown in color, as are the meningeal vessels and venous sinuses. This skull is a great tool for dental students and teachers alike. High quality