Ключевые слова: anatomy, background, bacteria, biology, broken, canals, caries, cavity, chip, crack, cracked, crown, damage, damaged, dark, decay, decayed, dental, dentin, discoloration, edge, empty, enamel, extracted, fissure, fracture, fragment, health, hole, infection, jaw, loss, medical, medicine, molar, nerve, oral, pain, piece, premolar, pulp, root, rot, stain, surgery, tartar, tooth, tooth enamel, treatment, white,