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The Effects Of Altitude On Human Physiology
Beginning of essay
Changes in altitude have a profound effect on the human body. The body
attempts to maintain a state of homeostasis or balance to ensure the optimal
operating environment for its complex chemical systems. Any change from this
homeostasis is a change away from the optimal operating environment. The ....
Middle of essay
....eally happening is that the atmospheric pressure is decreasing
and subsequently the amount of oxygen available in a single breath of air is
significantly less. At sea level the barometric pressure averages 760 mmHg while
at 12,000 feet it is only 483 mmHg. This decrease in total atmospheric pressure
means that there are 40% fewer oxygen molecules per breath at this altitude
compared to sea level (Princeton, 1995).
HUMAN RESPIRATORY SYSTEM
The human respiratory system is responsible for.... |
| Number of words: 3674 |
Approximate pages: 14 |
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