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  • Created by: Bradley
  • Created on: 12-05-12 18:09

Year 10 Biology Revision

The heart never fatigues because it is made of cardiac muscle
Red blood cells are also known as erythrocytes
Blood in an artery is oxygenated; blood in a vein is deoxygenated
The liver creates bile which both emulsifies lipids and neutralises stomach acids
Peristalsis is the process of muscular contractions by which food is squeezed along down the oesophagus
Disadvantages of anaerobic respiration:
Less energy produced
Lactic acid is produced, which leads to cramp
More oxygen is needed in order to repay…


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