Response To Exercise

• Body stores of glycogen become low


  The person suffers from muscle fatigue
• Oxygen debt and the liver


  1. Liver converts lactic acid to glucose

  2. Lactic acid taken to liver by blood

  3. Lactic acid oxidised to carbon dioxide and water

  4. Lactic acid converted to glucose, then glycogen

  5. Glycogen levels in liver and muscles restored
• Oxygen debt


  The amount of oxygen required to remove the lactic acid, and replace the body's reserves of oxygen