The structure and function of the heart and circulatory system. Blood vessels (arteries, veins, capillaries). Blood composition (red and white cells, platelets, plasma) and function. The lymphatic system. Cardiovascular disease and risk factors.
Tested by
- Edexcel IGCSE Human Biology — 9. Internal transport
- Edexcel IGCSE Combined Science — Biology (within Organisation — heart, blood, blood vessels)
- AQA GCSE Combined Science Trilogy — Biology (within Organisation)