Other applicable duties, and requirements, for a Dental Assistant (DA), Registered Dental Assistant (RDA) and a Registered Dental Assistant in Extended Functions (RDAEF), under the general or direct supervision of a licensed dentist, can be found on: California Dental Practice Act, Chapter 4, Article 7 (Dental Assistants), Sections 1740-1777. Provides care that meets the psychosocial, physical, and general aspects of care; meets the communication needs of patient and family; provides care that reflects initiative and responsibility indicative of professional expectations, under the supervision of a dentist.