Dentist and importance of Dental Health A dentist has numerous duties, and excellent oral hygiene is one of the most important. These aids prevent the mouth or other areas of the body from becoming complicated. A dentist also diagnoses and cures gum, tooth, and oral issues. In dental operations, they use contemporary technology and equipment, such as X-ray machines, lasers, drills, pins, scalpels and other medical instruments. They also have protective equipment for preventing pathogens or bacteria transmissions, such as …