Other questions in this quiz

2. which one of these is a main advantage for an alveolus carrying out its jobs

  • long distance between itself and the blood supply
  • rich blood supply
  • low surface area
  • close to the heart

3. which of these cause the ribcage to move up and out during inhalation

  • external intercostal muscles contract
  • bronchioles
  • diaphragm muscles contract
  • high diffusion gradient

4. during exhalation which of these decrease in volume

  • bronchioles
  • chest cavity
  • alveoli
  • ribs

5. during exhalation which of these pull the ribs down and in

  • intercostal muscles
  • chest cavity
  • diaphragm muscles
  • pleural membrane


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