Respiration and Merabolism

• What is repiration?

  The process of inhaling oxygen and exhaling carbon dioxide.
• What is an exothermic reaction?

  An exothermic reaction is a chemical reaction that releases heat to its surroundings.
• Name the products of aerobic respiration:

  Carbon dioxide, water and energy
• What is produced by anaerobic respiration in muscle cells?

  Lactic acid
• Name two products of the food and drink industry that fermentation is needed for:

  Beer and Cheese
• Give three things that increase to supply the muscles with more oxygenated blood during exercise:

  Increase in breathing rate

  Increase in heart rate

  Increase in breathing volume
• In what organ is lactic acid converted back to glucose?


  Liver