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NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES
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At rest, most people require an alveolar ventilation for about minute. Suppose an emphysema victim with a tidal volume of has suffered alveolar damage that has produced a respiratory dead space of , what will be that person's frequency of breathing at rest?
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Correct option: C
20 breaths
Option C (20 breaths / min) is correct because it is calculated using the alveolar ventilation rate, tidal volume, and dead space volume.
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suffocation.
Reason : Atmospheric air contains far less
oxygen content than the dissolved oxygen in
water. The faster breathing in high fever is due to the