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Dental assistants assist the dental operator (dentist or other treating dental auxiliary) in providing more efficient dental treatment, by preparing the patient for treatment, sterilizing instruments, passing instruments during the procedure, holding suction devices, exposing dental radiographs, taking impressions, and fabricating provisional crowns ...
Dental Hygienists. What you'll do: In addition to some of the same duties as dental assistants, a dental hygienist often performs the following types of tasks: 1  Collecting information about the patient's oral and medical health history.2  Removing calculus, stains and plaque (hard and soft deposits) from all surfaces of the teeth.ental Hygienists. What you'll do: In addition to some of the same duties as dental assistants, a dental hygienist often performs the following types of tasks: 1  Collecting information about the patient's oral and medical health history.