DENTAL ASSISTANT RDA/DA. Our dental assistants play a key role in the team’s ability to deliver high standards of patient care, you will need to be able to. Prepare and sterilize rooms/equipment. Take clear diagnostic X-rays efficiently. Assist chairside in harmony with the doctor. Take accurate dental impressions and/or digital scans. Preferably have some experience with CERAC scanning, design and milling. Understand and handle common dental mat...