hematopoiesis. (physiology). The process by which the cellular elements of the blood are formed.ematopoiesis. (physiology). The process by which the cellular elements of the blood are formed.
This is why Everest climbers typically make several trips up and down the mountain to increasingly high elevation camps to acclimate their bodies to high altitude conditions. Other risks to Everest climbers include frostbite and hypothermia from the extreme temperatures, thrombosis or embolisms caused by thickening of blood in response to high altitude, extreme sunburn, and broken bones from falls.
Mount Everest had its highest death toll ever in 2015 with 22 climbers killed (and NOBODY reached the summit) 1  An earthquake, which hit Nepal in April, killed 22 climbers at Base Camp. 2  For the first time since 1975, nobody reached the 29,035-foot peak summit. 3  Today, the death toll stands at 275 people out of the 6,958 who have tried.