Contents
Key Stage 1
Meaning
Blood is a red liquid found in some animals.
A drop of blood. |
Key Stage 2
Meaning
Blood is a red liquid that carries oxygen and nutrients to every part of the body.
About Blood
- Blood is pumped around the body by the heart.
- Blood goes around the body in blood vessels.
- The blood is transported around the body to give every organ oxygen and nutrients.
- Blood can be bright red or dark red.
Key Stage 3
Meaning
Blood is a fluidic tissue found in blood vessels that carries oxygen, nutrients and waste products for transport around the body.
About Blood
- Blood is pumped around the body by the heart.
- Blood goes around the body in blood vessels.
- The blood is transported around the body to give every organ oxygen and nutrients.
- Blood can be bright red or dark red.
- Blood is a tissue made from red and white blood cells and a fluid called plasma.
A picture showing red blood cells going through a blood vessel. |
Key Stage 4
Meaning
Blood is a fluidic tissue found in the Circulatory System that carries oxygen, nutrients, waste products and hormones for transport around the body.
About Blood
- Blood is a tissue made from red and white blood cells, platelets and a fluid called plasma.
- The different parts of blood can be separated by a centrifuge.
- Blood is pumped around the body by the heart.
- Blood goes around the body in blood vessels.
- The blood is transported around the body to give every organ oxygen and nutrients.
- Oxygenated blood is bright red and deoxygenated blood is dark red.
A diagram showing the percentages of the different parts that make up blood. |
References
AQA
- Blood, pages 52-53, 91, 162-165, GCSE Biology; Third Edition, Oxford University Press, AQA
- Blood, pages 54-6, GCSE Biology, Hodder, AQA
- Blood, pages 80, 81, GCSE Combined Science Trilogy; Biology, CGP, AQA
- Blood, pages 86, 87, GCSE Biology, CGP, AQA
- Blood, pages 86-7, 89, 99, 101, 102, 112-7, 189, 204, GCSE Biology; Student Book, Collins, AQA
- Blood; capillary, page 107, GCSE Biology; Student Book, Collins, AQA
- Blood; circulation, pages 51-3, GCSE Biology, Hodder, AQA
- Blood; glucose, page 192-5, GCSE Biology; Student Book, Collins, AQA
- Blood; glucose, pages 151-5, GCSE Biology, Hodder, AQA
- Blood; plasma, 201, GCSE Biology; Student Book, Collins, AQA
- Blood; pressure, pages 113, 130, GCSE Biology; Student Book, Collins, AQA
- Blood; transfusion, page 30, GCSE Biology; Student Book, Collins, AQA