LIFESCI 2N03 Study Guide - Fall 2018, Comprehensive Midterm Notes - Nutrient, Amplitude Modulation, Sustainability

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Published on 12 Oct 2018
School
McMaster University
Department
Life Sciences
Course
LIFESCI 2N03
LIFESCI 2N03
MIDTERM EXAM
STUDY GUIDE
Fall 2018
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Document Summary

Food literacy - ability to understand food and have a positive relationship. Health literacy - ability to access, comprehend, evaluate and communicate information as a way to promote, maintain and improve health. Choice of foods influenced by knowledge of diseases/health impact. Influences ability to understand food labels, guidelines, recommendations. Influences ability to access information about healthy eating. Minerals and water are inorganic, because they do not contain carbon. There are essential nutrients, about 40 that are not produced in the body, and we need to get it from outside sources (food) Fat per gram, yields the highest amount of energy (9 kcal/g) Protein and carbs are tied at about 4 kcal/g. Alcohol contributes 7 kcal/g but isn"t considered a nutrient because it does more harm than good to the body. Energy density - the amount of calories in the food in comparison to the mass of the food [kcal/g]

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