Air pressure doesn't affect it at all.
No body owns Mount Everest, it is a natural wonder but Nepal and Tibet controls who can climb on it.
There are around 200 dead bodys on Mount Everest. Most of them are in the place that they died. They are left there because it is consider to dangerous to retrive them.
The most amazing thing that has been discovered on Mount Everest I think is the body of George Mallory. He went missing in 1924 going for the summit, his body was found in 1999.
While climbing on Mount Everest you sleep in a tent at camps that are at different heights.
As of the end of 2011 there had been 310 UK climbers who had reached the summit of Mount Everest. There is a list of there names at the link.
The Mount Everest Committee was a body formed by the Alpine Club and the Royal Geographical Society to co-ordinate and finance the 1921 British Mount Everest reconnaissance expedition to Mount Everest and all subsequent British expeditions to climb the mountain until 1947. It was then renamed the Joint Himalayan Committee; this latter committee organized and financed the successful first ascent of Mount Everest in 1953.
Around 5,000 people from all over the world have reached the summit of Mount Everest to date
It can take up to 60 days to reach the summit of Mount Everest. It depends on the weather and you also must allow time for your body to adapt to the high altitudes.
Thousands! Hardly anyone looses a body part while on Mount Everest. You would be extremley unlucky if you lost a finger/toe due to frostbite.
Your body is not designed to stay any length of time in the thin air on Mount Everest. Eventually your body will start to shut down, which without proper care and acclimatization you could die.
It really depends on the size and the way each individual body works. If you are bigger then your body will need more oxygen to function properly. So there is not definite answer.I Hope this helped.
The nearest body of water or ocean would be the Indian ocean not glaciers.