Find out what blood is and what role it plays as it circulates through a network of blood vessels over 100,000 kilometres long.
- The heart pumps 8000 litres of blood a day.
- Oxygen is delivered to organs and tissue, whilst carbon dioxide waste is removed via blood vessels.
- Arteries carry oxygenated blood away from the heart.
- Veins carry deoxygenated blood to the heart.
The heart pumps 8000 litres of blood a day
Placed end to end, the blood vessels in your body would stretch over 100,000km.
100,000km = 2.5 times around the Earth
This amazing map of vessels takes our blood on a journey, which feeds all our cells with the oxygen and food ...
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