BPK 140 Chapter 5: Kin140_Chapter 5 Personal Nutrition.docx

• School: Simon Fraser University
• Department: Biomedical Physio & Kines
• Course: BPK 140
• Professor: Diana Bedoya

Document Summary

Essential nutrients-required for health and that your body cannot make itself. Macronutrients-nutrients required in the human body in the greatest amounts: water, carbohydrates, fats, protein. Micronutrients-nutrients needed in very small amounts: vitamins, minerals. 85% of blood, 70% of muscles, and 75% of the brain are composed of water. Lose up to 2/2. 5 litres of water a day; must replenish! Functions: carries nutrients: environment for chemical reactions to occur, maintains temperature. Contributes to the production of sweat to cool the body lubricates joints: aids digestions removes waste via urine. Calories-the measure of the amount of energy delivered from food. The main dietary determinant of whether you will store energy (as fat) or lose energy (from fat) is the total caloric content of your diet. If your total caloric intake > energy expenditure, you will most likely store this extra energy as fat, and accordingly gain weight.