"Dietetics practice" means the integration and application of principles derived from the sciences of nutrition, biochemistry, food, management, physiology and behavioral and social sciences to achieve and maintain the health of people through:
(a) Assessing the nutritional needs of clients;
(b) Establishing priorities, goals and objectives that meet nutritional needs of clients;
(c) Advising and assisting individuals or groups on appropriate nutritional intake by integrating information from a nutritional assessment with information on food and other sources of nutrients and meal preparation; and
(d) Evaluating, making changes in and maintaining appropriate standards of quality in food and nutrition services.