11341578
Descripción
Fichas por Nadine Power, actualizado hace más de 1 año
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Creado por Nadine Power
hace casi 9 años
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| Pregunta | Respuesta |
| What does Macronutrient mean? | Nutrients needed in smaller amounts |
| What are the macronutrients? | Protein, fat and carbohydrates |
| What is the composition of protein? | Carbon, hydrogen, oxygen and nitrogen These are broken up into amino acids which are joined together by peptide links. During digestion these links break |
| Classification of protein? | Animal/ first class/ HBV Vegetable/ second class/ LBV |
| Sources of Protein? | Animal- Meat, fish, eggs, milk Vegetable- Pulse vegetables |
| R•D•A of protein? | 1g/kilo body weight |
| Functions of protein? | •Growth of new cells •Repair of damaged cells •Makes hormones, enzymes and antibodies |
| What is the composition of fat? | Carbon, hydrogen and oxygen These are broken up into glycerol and three fatty acids |
| Classification of Fats? | Animal/ Saturated Vegetable/ Unsaturated |
| Sources of Fat? | •Animal- Butter, suet, lard, meat, oily fish, eggs, cheese, cream •Vegetable- Margarine, nuts, cereals and oils |
| Functions of Fat? | •Production of heat and energy •Prevention of heat loss •Protection of delicate organs •Delays Hunger •Adds flavour to the diet |
| Dangers with Overeating? | •Obesity •Saturated Fats may block blood vessels with cholesterol which results in strokes and heart problems |
| Benefits of Unsaturated fats | •Reduce Cholesterol •Omega 3 + omega 6 fatty acids reduce the risk of heart disease. Omega oils improve brain function |
| What is cholesterol | The build up of saturated Fats in the archerys |
| Composition of carbohydrates? | Sugar, starch and cellulose ( also known as roughage or dietary fibre) These are broken up into simple sugar units e.g glucose |
| Sources of Carbohydrates ? | •Sugar- Jam, cakes, biscuits, chocolate, table sugar •Starch - Pasta, Bread, potatoes, cereals •Fibre- Wholemeal cereals, fruit, veg, seeds and nuts |
| Functions of Carbohydrates? | •Supplies the body with heat and energy •Extra Carbohydrates are stored as Fat which insulates the body •Fibre helps digest food |
| Explain Cellulose | Also known as roughage/ dietary fibre. Not digested but aids the digestion of other nutrients by helping to push food through the intestines (peristalsis). Also helps prevent constipation and diseases. |
| Explain sugars | Too much sugar= tooth decay and overweight. Many products contain hidden sugars e.g sauce mixes. Sugar may be known as glucose, dextrose and sucrose. |
| What are empty kilocalories? | Foods which only contain sugar |
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