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Private Pilot Airplane practice question 47

A pilot experiencing the effects of hyperventilation should be able to restore the proper carbon dioxide level in the body by

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Correct answer: A. slowing the breathing rate, breathing into a paper bag, or talking aloud.

Hyperventilation is an excessive loss of carbon dioxide. Slowing the breathing rate, breathing into a paper bag or talking aloud restores CO2.

References

Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), p. 17-5, Aeromedical Factors · search it in our library

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Question 47 from the FAA document Private Pilot-Airplane (PAR) Sample Questions (U.S. Government work, public domain) · ACS/LSC code PA.I.H.K1b. The FAA does not publish an answer key; the answer and explanation are ours, with references. Verify against the current regulations and handbooks.