Important Questions of Breathing and Exchange of Gases Biology | Zigya

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11. What are the bag like structures present at the terminal of bronchioles called  ?
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12. After vigorous exercise man gets fatigued, why ?
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13. What is the function of pneumotaxic centre?
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14. Trachea divided at which thoracic vertebra?
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15. What is the funtion of pleural fluid?
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16. Name the enzyme which acts on carbonic acid in living cells. 
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17. Why is it difficult to breath at high altitudes ?
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18. What is the measure of  Tidal volume?
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19. Why it is healthier to breath through nose ?
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20. What is the role of diaphragm ?
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