Expanded Functions Dental Auxiliary students apply skills developed in Preventative Procedures, Restorative Procedures and Prosthodontic Procedures in a clinical setting with patients under the direct supervision of a dentist. NOTE: All EFDA program courses must be completed prior to starting this course. PREREQUISITE: Acceptance into the Expanded Function Dental Auxiliary (EFDA) Program; COREQUISITES: 10508101 Dental Health Safety, 10508304 Dental and General Anatomy, 10508121 EFDA Dental Procedures, 10508122 EFDA Preventative Procedures, 10508123 EFDA Prosthodontic Procedures.