Life-size Upper & Lower Jaw with Teeth Model shows the upper and lower Jaw of a an Adult. The lower jaw is movable to reproduce the natural chew. The model exposes the complete set of Permanent Teeth with Roots and Nerve Fibers. Mounted on base with stand. Size: 5" x 5" x 5". This Dental Model used in Dental and Medical Schools by teachers and students, with educational programs for easy understanding and learning of Human Anatomy, Functions and pathology. Also used in doctors offices and legal presentations.