NFS284H1 Lecture Notes - Lecture 1: Goitre, Nutrient Density, Overconsumption
17 Sep 2016
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Document Summary
Human nutrition: study of the interaction between human heath and food. Canadian community health survey (cchs) completed national survey of health information including food intake (food groups) Good nutrition can reduce your risk of chronic disease; leading causes of death include cancer and cardiovascular diseases such as heart disease and stroke (these diseases have strong nutrition components meaning health nutrition can reduce the risk significantly) Compounds that are the building blocks of protein; there are essential and non-essential forms of these compounds. To support basal metabolism and physical activity, both fat (lipids) and carbohydrates are sources; when present in excess, protein is also a source. 4kcal/g carbs, 9kcal/g fat, 4kcal/g protein and 7 kcal/g alcohol. The total kcalories consumed by someone who ate the following: carbohydrates: 300gm, fat (lipids): 60gm, protein: 2100 kcal; carbs; 300g x 4 kcal/g = 1200 kcal; fat 60g x 9 kcal/g = 540 kcal; protein: 90g x 4 kcal/g = 360 kcal total: 2100 kcal.
