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Question
Lungs become empty after forceful expiration.
Lungs become empty after forceful expiration.
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Solution
The correct option is B False
Lungs always contain a residual volume of air so that there is sufficient time for oxygen to be absorbed and for the carbon dioxide to be released. Some volume of air is present in the lungs even after forceful expiration.
False
Lungs always contain a residual volume of air so that there is sufficient time for oxygen to be absorbed and for the carbon dioxide to be released. Some volume of air is present in the lungs even after forceful expiration.
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