Section 8001 - Definitions1. Dietetics and nutrition are herein each defined as the integration and application of principles derived from the sciences of nutrition, biochemistry, physiology, food management and behavioral and social sciences to achieve and maintain people's health.2. Where the title "certified dietitian" or "certified nutritionist" is used in this article it shall mean "certified dietitian", "certified dietician", or "certified nutritionist".3. A certified dietitian or certified nutritionist is one who engages in the integration and application of principles derived from the sciences of nutrition, biochemistry, physiology, food management and behavioral and social sciences to achieve and maintain people's health, and who is certified as such by the department pursuant to section eight thousand four of this article. The primary function of a certified dietitian or certified nutritionist is the provision of nutrition care services that shall include:(a) Assessing nutrition needs and food patterns;(b) Planning for and directing the provision of food appropriate for physical and nutrition needs; and(c) Providing nutrition counseling.