Dental Hygienist and Dentist Functions and Classification; An oral hygienist or dental hygienist is an individual licensed in the dental profession and also permitted to register with the regulatory body responsible for regulating the activities of dentists in the country where the dentist is practising.  The registered dentist is expected to have either a Bachelor’s or an Associate Degree in dental hygiene before the individual even finishes writing and clinical board examinations. These degrees are expected to be obtained from an…