Topic 6 Nutrition

5. regulates fluids in the body, including water and blood
6. converts the fuel in the food we eat into energy
8. the body's preferred source of hydration
9. a key nutrient for the building of bones
10. found in all foods of plant origin, and is not absorbed by the body, instead it acts as a cleaner as it moves
13. a unit for measuring energy intake or expenditure
16. foods not necessary to provide the nutirnets the body needs and high in kilojoules
18. membrane the outer layer of a cell that provides the structural support for the cell and allows nutrients into and out of
20. nutrient that is required by the body in large amounts

1. is to build, maintain and repair body cells
2. plays an important role in DNA synthsis, required for cells to duplicate during growth
3. a richer source of energy compared to carbs and proteins
4. to absorb calcium from the intestine into the blookdstream
7. nutrient that is required by the body in small amounts
11. an essential part of blood, lack of this results in anaemia
12. helps form blood vessels, cartilage, muscle and collagen in bones
14. a reduced ability of the body to deliver enough oxygen to the cells due to lack of healthy red blood cells
15. a component of blood, largely consisting of iron and protein
17. a type of fat that in excess can lead to a range of health concerns
19. are broken down and the glucose molecules are absorbed into the bloodstream