Adaptation to hypoventilation as a way of increasing the "reserve time" while breathing pure nitrogen.
D000222:Adaptation, Physiological; D000328:Adult; D002196:Capillaries; D003243:Consciousness / Q000502:physiology*; D006801:Humans; D007040:Hypoventilation / Q000503:physiopathology*; D008297:Male; D009584:Nitrogen; D010100:Oxygen; D010313:Partial Pressure; D012119:Respiration; D012867:Skin / Q000503:physiopathology; D013997:Time Factors
D009584:Nitrogen; D010100:Oxygen