Foods and Nutrition 1021 Lecture Notes - Lecture 1: Cohort Study, Heredity, Skimmed Milk

• School: Western University
• Department: Foods and Nutrition
• Course: Foods and Nutrition 1021
• Professor: Jennifer Broxterman

Document Summary

First vitamin discovered in 1897 and last in 1948. An edible substance with physical and chemical properties. An acceptable substance: based on preference: personal, cultural, social, etc, provides energy & nutrients to allow body to stay alive & grow (medical) The study of nutrients in foods and in the body. The study of human behaviours related to food: diet is . The foods and beverages that a person consumes: nutrie(cid:374)ts are . Are components of food needed for body functions. Provide energy, serve as building material, maintain & repair body parts, support growth & development. Calorie values of energy nutrients: car(cid:271)oh(cid:455)drates 4 (cid:272)alories/gra(cid:373, protei(cid:374) 4 calories/gram, fat lipid(cid:895) 9 calories/gram, al(cid:272)ohol (cid:272)o(cid:374)tri(cid:271)utes 7 calories/gram for energy use only. Not classified as a nutrient (not centre nutrient, not must have for life) Interferes with growth, maintenance, & repair of body tissues.