Across
- 3. The amount of oxygen consumed during recovery above that which would have normally been consumed in the same time at rest
- 7. Gas which is released when we breathe out
- 10. The amount of these increase around the alveoli with regular exercise
Down
- 1. Is the amount of air inspired and expired with each normal breath at rest or during exercise
- 2. The gas which the body needs
- 4. This quickens and deapens with exercise
- 5. Protects the lungs
- 6. Is the greatest amount of air that can be made to pass into and out of the lungs by the most forceful inspiration and expiration
- 8. Small air sacs where oxygen diffuses into the bloodstream
- 9. This happens to lung capacity, vital capacity and the number of alveoli with regular exercise