F212 Food & Health 0.0 / 5 ? BiologyHealth, illness and diseaseASOCR Created by: Matt14Created on: 28-05-15 10:25 What is meant by the term 'balanced diet' ? a diet that contains all the nutrients required for good health - in appropriate portions 1 of 15 Energy is required by all organisms. In humans, what percentage should come from carbohydrates? 57% 2 of 15 How is BMI calculated? BMI = mass in Kg / (height in m)2 3 of 15 Excess energy intake will result in what? Obesity 4 of 15 CHD is a disease caused by excess energy intake. What happens to lead to the development of CHD? Excess fats taken in get deposited along coronary artery walls leading to atherosclerosis. Blood flow is restricted and cells are starved of oxygen 5 of 15 Why is excess salt bad for cardiovascular health? Blood WP decreases as more water is stored, causing a rise in blood pressure and potential damage to small arteries. 6 of 15 Name the two types of lipoproteins found in the body. HDL's and LDL's 7 of 15 What are the two types of lipoproteins made of? Lipids , proteins and cholesterol 8 of 15 state the function of a insecticide A chemical that kills insects 9 of 15 Name the 3 stages in selective breeding. Isolation , Artificial selection , Inbreeding / line breeding 10 of 15 Quorn is example of a mycoprotein. What is made from? An edible fungus , Fusarium veneatum 11 of 15 Define the term 'disease'. A departure from good health , a malfunction of the body / mind 12 of 15 State the 5 groups of diseases. bacteria, virus , fungus, parasite, pathogen 13 of 15 give an example of an external parasite head louse 14 of 15 how do viruses work? They invade cells and take over the genetics, cause the cell to make new copies of the virus which are then released 15 of 15
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