diagram of a cross section of a tooth showing the layers of enamel, dentin, pulp with blood vessels and nerves

tooth whitening healthy dental design protection dentist clean care white health vector treatment art medical medicine icon hygiene dentistry oral bright shiny mouth glitter cartoon graphic toothache symbol background object caries sign teeth happy root enamel isolated cute realistic blue molar glow disease logo healthcare clear orthodontic diagram cross showing layers dentin pulp blood vessels nerves anatomy concept nerves concept