Download Year 8 Diet, Health Fitness Objectives

Y8 Diet, Health and Fitness Learning Objectives
All Pupils should be able to:
1. know the three main food types: proteins, fats and carbohydrates
2. know that different foods supply different types of food and what the best
sources for each type of food are
3. know the main function of carbohydrates in the diet is to supply energy
4. know the main constituents of carbohydrates and what deficiency diseases are
caused when they are lacking in the diet
5. know the main function of proteins is they are the material used to build cells
during growth and tissue repair
6. identify the main constituents of proteins and the deficiency diseases caused
when they are lacking in the diet
7. understand that proteins are made from amino acids joined together in long
chains and that amino acids must be supplied ready-made in the diet
8. recall the main function of fats in the diet is to supply and store energy in the
body
9. recall the main constituents of fats: fatty acids and glycerol, and what the
diseases are when too much fat is consumed in the diet or fat is deficient in the
diet
10. know the functions of the different minerals and vitamins in the diet
11. know how to calculate how much energy a food supplies
12. know how the calorimeter works and why it is an improvement on just
burning a peanut from a bunsen
13. identify that different people need different amounts of energy from their diet
and the reasons why
14. produce a histogram of the constituents of their diet for a 24 hour period
15. recall that tissues are specialised for function
16. name the main bones of the skeleton
17. describe skeletal function
18. name the main parts of the synovial joint
19. name 4 types of joint – ball and socket, hinge, gliding and swivel
20. know that muscles contract and pull but don’t push
21. know that muscles work in antagonistic pairs – example biceps and triceps
22. know that muscles attach to bones by inelastic tendons
23. know that Ligaments join bones reducing the chance of dislocation
24. know that energy from respiration is needed for muscle contraction
25. know that muscles also come in smooth types e.g. in the gut and cardiac in the
heart
26. know the structure and main names of heart areas
27. know the main role of red blood cells, white blood cells, plasma and platelets.