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

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases2 Marks
Question
Distinguish between: Vital capacity and Total lung capacity.
✓

Answer

 
Vital capacity
(VC)
 
Total lung capacity
(TLC)
1.
It is the maximum volume of air that can be exhaled after a maximum inspiration. It includes IC and ERV.
1.
It is the volume of air in the lungs after maximum inspiration. It includes IC, ERV, and residual volume.
2.
It is about 4000 mL in the human lungs.
2.
It is about 5000 – 6000 mL in the human lungs.

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