B5 Crossword

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Across
  1. 5. A disease of the respiratory system
  2. 6. Most living organisms use oxygen to release energy from food
  3. 7. Intercostal muscles and diaphragm change volume and pressure inside the chest
  4. 10. Within the alveoli by diffusion between air and blood
Down
  1. 1. Work by forcing water across the filaments
  2. 2. Their permeable skin makes them susceptible to excessive water loss
  3. 3. The trachea, bronchus, bronchioles, lungs, air sacs and pleural membranes are all part of this
  4. 4. Have a large surface area and are well supplied with blood
  5. 8. Lining of airways become inflamed, fluid builds up, muscles around bronchioles contract constricting airways
  6. 9. This disease has an industrial cause