Average size canine jaw depicts healthy teeth on the right side and diseased and damaged teeth on the left. The nine pathologies featured are: fractured canine, periodontal disease, tartar accumulation, plaque, gingivitis, worn incisors, retained deciduous tooth, gingival recession and missing pre-molar. Jaw opens and closes and separates for closer study. Model Size: 4.75" x 2.75" x 2". With key card. No Base.