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NEET UG BIOLOGY MCQ: BREATHING AND EXCHANGE OF GASES
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Understanding
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An increase in lung ventilation rate is caused by which of the following conditions?
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Correct option: A
Increase of content in inhaled air
Option A (Increase of content in inhaled air) is correct because increased inhaled directly stimulates the respiratory center, increasing ventilation rate.
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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