image creditThe Indus Valley Civilization has yielded evidence of dentistry being practiced as far back as 7000 BC. These industrious would-be dentists were master beadmakers who used bow drills to cure tooth problems. This is also the first appearance of dental assistants, whose duties consisted of restraining the flailing arms and legs of patients during the undoubtedly excruciating procedures.
A Pictorial History Of Dentistry.The Presurfer
