The medical field has expanded to cover numerous specializations from cosmetic and neuro-surgery to genetic engineering. It is also becoming more rewarding with the setting up of private hospitals, clinics and nursing homes. The Dentist looks for cavities, broken or cracked teeth, gum diseases or oral cancer. Filling cavities, crowning and scaling plaque build up are some of the duties of a dentist. An established and flourishing Dentist may have assistants to perform some of these jobs.
Some Dentists diversify into orthodontics, which is the treatment of irregular teeth.
Some Dentists also perform oral surgery and extract teeth, if necessary. Good interpersonal skills and manual dexterity are necessary attributes for a good Dentist. Dentistry is taught as a four-year course at several colleges all over India. Science students who have passed their plus two will have to take a written test for admission to this course. There is at least one Dental College in almost every state and most of these colleges have domicile requirements for admission.