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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases2 Marks
Question
How is residual volume different from functional residual capacity?
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Answer

  Residual Volume Functional Residual Capacity
1 It is the volume of air left in the lungs after forceful expiration. It is the volume of air left in the lungs after normal effortless expkation.
2 This is about 1100-1200ml. It includes RV + ERV = 1100 + 1100ml.

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