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- Oxygen deficiency typically leads to dizziness, fatigue and memory loss. Other symptoms include respiration, circulation and digestion problems, lowered resistance to bacterial and viral infections, muscle aches and, ultimately, death.
- Medical conditions such as emphysema and chronic bronchitis -- known generically as chronic obstructive pulmonary disease -- can cause the oxygen level in the blood to fall below that required for the body to function normally.
- Traditionally, oxygen deficiency has been treated by artificial ventilation with pure oxygen. Pure oxygen, however, acts as a poison that can cause damage to the lungs through swelling.
- The lowest level of arterial oxygen in a living human being, 2.55kPa, was recorded in a climber near the summit of Mount Everest at a height of 29,000 feet. The expedition was led by doctors from University College London.
Oxygen Deficiency
Causes
Treatment
Lowest Level
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