Why is an anatomical model of the human digestive system necessary?This is a three-dimensional model of the digestive system.shows the alimentary canal from the mouth to the rectum, and also shows the composition of the digestive tract of the digestive system and the structures of various organs and digestive tracts.A knowledge system designed to provide you with a comprehensive system. The median section shows: nose, open mouth and throat, esophagus, gastrointestinal tract, liver and gallbladder, spleen and pancreas, duodenum, cecum and rectum.Different colors are used to distinguish different organs, and the colors are bright and easy to attract students' attention, so you can teach the demonstration, which promotes students' understanding and increases classroom fu.Size: 90 × 21cm. High quality: The model is made of PVC material, with high temperature and has the characteristics of vivid and real operation, reasonable structure, firm and durable, and no deformation.It can be used for many years, so you can repeat your re until you fully understand the relevant knowledge. Decoration : This 1:1 life size digestive system model is the perfect for the students or teachers in your life, it can be used as an ornament or decorative and is also suitable for use as a teaching tool when teaching animal biology. If you have any questions about this product, please feel to email us and we will reply to you within .