Application: suitable for anyone interested in anatomy, nursing, physiology.Understand the various organs of the human body and their relative positions. Why does the anatomical model of the human digestive system need?This is a three -dimensional model of the digestive system.It shows the food channel from the mouth to the rectum, and also shows the composition of the digestive system of the digestive system and the structures of several digestive organs and tracts.A knowledge system designed to provide a complete system The medium section shows: open nose, mouth and throat, esophagus, gastrointestinal tract, liver and gallbladder, spleen and pancreas, duodenum, blind and straight.Different colors are used to distinguish different organs, and colors are bright and easy to attract students' attention, so it can teach demonstrations, which promotes students understanding and increases learning in the classroom.Size: 90 × 21 cm High quality: The model is made of PVC material, with high temperature, and has the characteristics of a real and vivid operation, a reasonable, firm and lasting structure, and without deformation.It can be used for many years, so you can repeat your re until you completely understand relevant knowledge. If you have a quality problem, do not hesitate to us, we will do everything possible to give you a satis answer.