Teeth come in various shapes and sizes for different functions. Children have 20 primary teeth, which fall out around age 6. Adults typically have four types of teeth. Incisors are flat front teeth used for biting and speech. Canines are sharp fang-like teeth for tearing food
Maryland bridge replaces missing tooth without enamel removal. Named after University of Maryland. Uses thin metal framework bonded to adjacent teeth
Overdentures are dental prosthetics supported by implants for stability. They eliminate problems of traditional dentures that slip or loosen. Overdentures prevent bone loss and support better nutritional needs
Dental prostheses restore lost chewing function and improve quality of life. Prostheses eliminate psychological problems and correct speech disorders. They restore damaged oral tissue and protect oral health
Dental anesthesia includes local anesthetics, sedation, and general anesthesia. Lidocaine is most commonly used local anesthetic with 1.5-2 hour half-life. Other agents include articaine, bupivacaine, prilocaine, and mepivacaine. Local anesthetics can be with or without vasoconstrictors for bleeding control
Dens in dente is a developmental anomaly where tooth crown invaginates into its interior. Occurs in 0.3% to 10% of population, more common in permanent teeth. Most commonly affects maxillary lateral incisors but can occur in any tooth