NFS284 (1) : Introduction to nutrition Questions and Answers.

NFS284 (1) : Introduction to nutrition
Questions and Answers.
CCHS (& info) - Answer Canadian Community Health Survey - survey of health information
(in Canada) including food intake



HEFI (& info) - Answer Healthy eating Food Index - assesses the extent to which food choices
align with Canada's food guide



CFG - Answer Canada's Food Guide



Essential Nutrients - Answer - essential to human life

- must be provided by diet as cannot be biosynthesised in the body in sufficient quantities

- absence = deficiency symptoms / illness / death (extreme)



The 3 macronutrients - Answer 1. Carbohydrates

2. Lipids

3. Protein



Basal metabolism - Answer metabolic activity needed to maintain life at rest such as
maintaining the function of internal organs



Atwater number : carbohydrates - Answer 4 kcal/g



Atwater number : protein - Answer 4 kcal/g



Atwater number : fat/lipids - Answer 9 kcal/g



Atwater number : alcohol - Answer 7 kcal/g



Basic structure of Lipids / dietary fats - Answer Triglycerides

- an ester of glycerol and three fatty acids



Unsaturated fatty acids - Answer - fatty acids that contain double bonds

- considered to be beneficial to reducing the risk of cardiovascular disease (CVD)