Allied Dental

Expanded Duty

Dental Assisting

The Expanded Duty Dental Assisting program includes instruction in restorative dentistry and preventive oral care, including teaching patients oral self-care, applying sealants to the grooves of patients’ teeth, taking impressions of teeth, producing diagnostically acceptable dental radiographs (x-rays), polishing teeth and fillings, assisting the dentist, preparing the filling materials, scheduling patients, managing health information and monitoring nitrous oxide.

Employment opportunities in South Carolina include private practice positions such as chair-side dental assistants, treatment coordinators, OSHA compliance specialists, dental laboratory assistants, secretarial assistants and office managers. There are also opportunities in public health settings, hospital dental practices, prison dental clinics and insurance companies.  Related careers include dental product sales representative, infection control consultant for private dental offices, dental office business manager and dental assisting educators.

The Expanded Duty Dental Assisting program is accredited by the Commission on Dental Accreditation of the American Dental Association.  Graduates are recognized as Expanded Duty Dental Assistants (EDDA) by the SC State Board of Dentistry.  Graduates are eligible to be credentialed as Certified Dental Assistants (CDA) upon satisfactory completion of the three examinations administered by the Dental Assisting National Board.


Students must receive a grade of “C” or better on all Expanded Duty Dental Assisting courses, math, and science courses. Math and science courses must be completed according to the timeframe established for Health Science Programs.  Students are required to pass a comprehensive examination in each clinical course to continue in the program the following semester. Additionally, they must pass a final comprehensive exit examination to graduate from the program. Students may not repeat Expanded Duty Dental Assisting courses more than once, nor may they progress to the next semester until that course is passed. Students may repeat only two Expanded Duty Dental Assisting courses.

Students are required to purchase and maintain a set of x-ray instruments, dental instruments, dentoforms, laboratory coats, standard uniforms (to include gloves and masks), shoes, name pin and safety glasses at an approximate cost of $2,000.00.

Students are encouraged to join the Student American Dental Assistants’ Association and to participate in its scheduled activities, including attendance at the annual meeting of the South Carolina Dental Assistants’ Association. In addition, they are required to participate in scheduled activities, such as visits to elementary schools for dental health educational presentations, and to take three national examinations (ICE, RHS, GC).

Students will rotate through private dental offices and clinics in the MTC service area for practical experience in Expanded Duty Dental Assisting.  Students will be required to comply with regulations required by off-campus clinical sites, which might include finger printing, background checks and drug screenings.

In addition to the college's placement test and the specific admissions requirements for the Health Sciences department, specific interview eligibility criteria for the Expanded Duty Dental Assisting program include: