KINE 2P20 Lecture Notes - Lecture 1: Triglyceride, Human Body Weight, Nutrient
9 May 2018
School
Department
Course
Professor
Nutrition 2P20
The Paradigm Shift
- Before: obtaining all the nutrients needed for good health
- Now: limiting consumption to prevent obesity and chronic disease
The leading causes of death in Canada are Cancer, Heart Disease and Stroke. All nutrition
related deaths.
45 nutrients are essential to human life and must be supplied by diet
6 classes of nutrients: Carbohydrates, lipids, proteins, water, vitamins, minerals
Maroutriets…
Dietary Carbohydrates: 4 kcal/g
- Starches = storages form of CHO in plants
- Glycogen = starch form of CHO in human body
- Fire = ostl udigested, does’t proide eerg
Dietary Lipids: 9 kcal/g
- Triglyceride = storage form of lipid in the body
Dietary Protein: 4 kcal/g
- Not as energy dense as fat
Water
- Macronutrient because it is required in large amounts
- Does not provide energy
- 60% of human weight
Miroutriets…
Provide no energy but are essential for proper functioning
Vitamins
- organic molecules
- 13 major (A, B [1, 2, 3, 5, 6, 12, Biotin, Folate] C, D, E, K)
Minerals
- inorganic molecules
- 7 major (Na, P, S, Cl, Mg, K, Ca)
Futios of Nutriets…
Providing energy
- kcals
Forming Structures
Regulating Body Processes
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