click below
click below
Normal Size Small Size show me how
Energy Sources
Question | Answer |
---|---|
Define atp | ATP is the mian supplier of metabolic energy in living cells. it is a high-energy compuind that is central to all that takes place during metabolism |
What enzyme is used to breakdown ATP? | ATPase |
What chemical reaction happens in the fibres of the muscles to resythesise ATP? | Phosphocreatine |
What enzyme is used to brekdown phosphocreatine? | Creatine Kinase |
How long can the ATP-PCr system be used? | 8-10 seconds |
What energy source is used to take part in low intensity exercise? | Fats and Carbohydrates |
What is the difference between the energy release in energy sources? | Fats have a slow release of energy Carbohyrates have a slow release of energy |
What is Anaerobic Glycolysis? | Glucose is brokn down into pyruvic acid, which in turn then produces lactic acid. |
What is beta oxidation? | The breakdown of fats into tri-glycerides |
What is the Krebs cycle? | The oxidation of acetyl-coenzyme-A |
What is the Electron transport chain? | A series of chemical reactions where hydrogen is oxidised to water and produces large amounts of ATP |
Whyare carbohydrates used in high intensity exercise? | Because fats cannot be burned without the presence of oxygen. |