Other questions in this quiz

2. What stored substance is converted into glucose during exercise to produce energy?

  • Glycogen
  • Fat
  • Glucagon
  • Starch

3. What is produced during anaerobic respiration?

  • amino acids and CO2 (+energy)
  • CO2 and water (+energy)
  • lactic acid (+energy)
  • lactic acid and water (+energy)

4. Which change does NOT take place during exercise?

  • Depth of breathing increases
  • Enzymes denature
  • Breathing rate increases
  • Heart rate increases

5. What do the changes to breathing and heart rate during exercise cause?

  • Stomach digests food more quickly
  • Quicker rate of Gaseous exchange in lungs (so respiration can happen more quickly) and arteries dilate
  • Nerve impulses are sent to brain more quickly
  • Arteries constrict (stopping blood flowing away from muscles)


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