Question

why oxygen level decrease as we go higher




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Answer 1

Answer:

the number of people travelling to the high altitude region especially South America, Nepal and India has risen enormously in the past 10 years . without special climbing ability these trackers can be exposed to altitudes they will not have encountered in their home countries . for example the height of Everest base camp is 5500 metre ,whereas the top of mount blanc the highest mountain in alps is only 4800 metre . the areas with the highest mountain are also the areas with poor facilities especially for medical care . trackers must therefore understand the effect of altitude on their bodies ( hypoxia, cold and dehydration). the process of acclimatisation and prophylaxis against and treatment of altitude illness .high altitude can also be a problem for people with cardiopulmonary disease, many of whom take long haul flights on commercial aircrafts they need to know how their condition can be affected by the cabin altitude of the aeroplane ( typically 1800-2500 metre) .if there is any doubt they should be assessed before travel to determine weather their condition is likely to worsen significantly during flight ....................

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Answer 2

Answer:

Oxygen Levels at Altitude

Although the percentage of oxygen in inspired air is constant at different altitudes, the fall in atmospheric pressure at higher altitude decreases the partial pressure of inspired oxygen and hence the driving pressure for gas exchange in the lungs.

Explanation:

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