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Fats

Fats. Functions. Provides heat, energy and essential fatty acids Supports organ growth ( eg . Kidneys, eyes, etc ) Maintains healthy skin Promotes cell growth Transports vitamins A D E K Forms nerve sheath, hormones Makes food taste better. Types and Sources. Saturated fat.

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Fats

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  1. Fats

  2. Functions • Provides heat, energy and essential fatty acids • Supports organ growth (eg. Kidneys, eyes, etc) • Maintains healthy skin • Promotes cell growth • Transports vitamins A D E K • Forms nerve sheath, hormones • Makes food taste better

  3. Types and Sources

  4. Saturated fat • Animal products • Solid at room temperature • Contains cholesterol • Butter, lard, shortening, coconut oil, palm oil, hydrogenated oils, meat, dairy, egg yolks, chocolate

  5. Unsaturated Fat • Vegetable sources • Liquid at room temperature • No cholesterol • Monounsaturated: olive, canola, peanut oils and peanut butter • Polyunsaturated: sunflower, safflower, corn, soybean oils, fish, (omega 3, 6, 9) almonds, pecans

  6. Hydrogenation • Unsaturated oils changed to saturated fats so they are solid at room temperature (eg. Margarine) • Creates trans fatty acids (trans fats) http://www.youtube.com/watch?v=pp0nc4kY-tc

  7. Super Size Me questions • Explain the experiment in detail (2 marks). • Whose responsibility is it when consumers make choices regarding their food intake? For example, should the consumer be responsible for their decisions or should companies like McDonald’s be sued for selling products that can harm people? Explain. (3 marks) • Would you have stopped the experiment? If so, when? If not, why? (2 marks) • What made the biggest impression on you? (1 mark)

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