*This model clearly shows the position, shape, structural properties, lymphatic drainage and clinical significance of female breasts. *Names, positions, shapes, start and stop, innervation and function of the back muscles. *Name, position, shape, origin and stop, innervation and function of the muscles of the anterior part of the chest, composition and hierarchical relationship of the intercostal space, name, position, structural characteristics, origin, stop, innervation and function of the intercostal muscle, intrathoracic fascia tissue, stroke of the internal thoracic artery and clinical significance *A variety of colors that are more efficient and faster to use and also help you understand and practice better, with each anatomy shown in detail. *Suitable for medical teaching, biology and anatomy, communication between doctors and patients.For patient education or anatomical research.All important details can be easily identified.