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The biggest difference between these dental positions is that a dental assistant provides direct aid to dentists, conducting office tasks, and small, supervised jobs on patients' teeth, while a hygienist often works one-on-one with a patient, and doesn't have as much constant supervision.
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Answer:

Dental assistants perform a wide range of dental and administrative patient care duties. ... By comparison, dental hygienists are largely responsible for cleaning teeth, examining patients for oral diseases, and educating patients on preventative dental care practices

Explanation:

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