1. A BALANCED DIET

2. LESSON OBJECTIVES 1.To describe the food groups required in a balanced diet. 2.To give examples of foods containing each nutrient. 3.To understand how an unbalanced diet can lead to disease.

3. The 7 Food Groups? 1.Carbohydrates 2.Proteins 3.Fats 4.Vitamins 5.Minerals 6.Fibre 7.Water

4. MACRONUTRIENTS 1.Carbohydrates 2.Proteins 3.Fats You eat the MOST of these three groups

5. CARBOHYDRATES Starches and sugars Release energy through respiration. ENERGY

6. PROTEINS Growth Maintenance and repair of body tissues. Enzymes Hormones

8. FATS Store of energy Heat insulation Protection of body organs

10. MICRONUTRIENTS Vitamins: Vitamin C, Vitamin A Minerals: Calcium and Iron

11. MINERALS 1.Iron: Red meat Making red blood cells 2.Calcium: Milk and dairy Strong bones and teeth, nerve function.

13. VITAMINS 1.Vitamin A: Carrots, fruit Skin, vision at night. 2.Vitamin C: Citrus fruits maintaining gums and soft tissues, immunity and wound healing. 3.Folic acid: Green leafy veg Help developing foetuses Prevents Spina Bifida

16. Deficiency Diseases Lack of Vitamin C = SCURVY

17. Other Food Groups Fibre: regular bowel movement, prevent constipation. Water: Urine formation, sweat and temp control, blood.