Biology 1a - Human Biology 0.0 / 5 ? BiologyHealthy livingGCSEAQA Created by: caitlinmithhpCreated on: 02-03-16 18:15 What food groups are needed for a balanced diet? Carbohydrates (sugar/starch), Fats, Protein, Fibre, Vitamins, Minerals, Water 1 of 18 What is the function of Carbohydrates (starch)? To provide the body with energy 2 of 18 What is the function of Carbohydrates (sugar)? To provide the body with IMMEDIATE energy 3 of 18 What is the function of Protein? Growth and repair of cells 4 of 18 What is the function of Fat? Insulatesthe body dnd provides an energy source 5 of 18 What is the function of Fibre? Needed to move large insoluble food molecules through the large intestine 6 of 18 What is the function of Minerals? Needed in small amounts for healthy body functioning. Calcium is needed for strong teeth and bones. 7 of 18 What is the function of Vitamins? Needed in small amounts for healthy body functioning. Vitamin C is needed for healing of wounds, Vitamin D is needed for strong teeth and bones. 8 of 18 What is the function of Water? To keep the body hydrated 9 of 18 Why does a person become malnourised? If their diet isn't balanced. 10 of 18 What happens when your body does not recieve the right amount of vitamins and minerals? You can develop deficiency diseases 11 of 18 Give 3 examples of deficiency diseases. Kwashiorkor / Rickets / Goitre / Osteoporosis / Scurvy / Anaemia / Type 2 Diabetes 12 of 18 What causes a person to lose mass? When the energy content of the food taken in is less than the amount of energy expended by the body 13 of 18 Give an example of an inherited factor and how it can affect our health. Cholesterol levels which can lead to heart disease if raised 14 of 18 What is the metabolic rate? The rate at which all chemical reactions are carried out in the body. 15 of 18 Give 3 factors which can affect a person's metabolic rate. The amount of activity the person does / the fat to mucle ratio / genetics 16 of 18 What is BMI? Body Mass Index 17 of 18 Is BMI always reliable? Why? No, as it does not take into account the amount of muscle in the body. 18 of 18
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