PA.I.H.K1bFAA-S-ACS-6C · November 2023Knowledge

Hyperventilation

ACS element text (the applicant demonstrates understanding of)

Symptoms, recognition, causes, effects, and corrective actions associated with aeromedical and physiological issues, including: b. Hyperventilation

Bottom line

Overbreathing can lower carbon dioxide and cause symptoms that overlap with hypoxia.

FAA references

  1. PHAK ch. 17, Aeromedical Factors — FAA-H-8083-25C (2023)
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