Section 70475 - Dental Service Staff(a) A dentist shall have overall responsibility for the dental service.(b) The dental service shall be staffed by a sufficient number of dentist members of the medical staff along with auxiliary personnel to render proper dental care.(c) If dental hygienists, dental assistants or dental laboratory technicians are employed, they shall work under the supervision of the director of the dental service.Cal. Code Regs. Tit. 22, § 70475