Related by context. Frequent words. (Click for all words.) 49 oxygen uptake 46 oxygenation 45 oxygen 44 altitude 44 kPa 44 ventilatory 44 temperature humidity 42 airflows 41 biogeochemical 41 efflux 41 ambient temperature 41 pressurisation 40 desorption 40 gradient 40 physiological 40 acclimatization 40 intensities 40 ionisation 40 hypoxic 40 respiration 39 atmospheric 39 decompression chamber 38 oxygen saturation 38 physiologic 38 exhaled breath 38 cryogenic temperatures 38 doppler 38 hydrostatic pressure 38 lactate 38 laminar 38 anaerobic 38 polar vortex 38 maximal 37 altitudes 37 inhalations 37 insolation 37 minima 37 ventilation 37 supplemental oxygen 37 temperature 37 aerosol particles 37 elevations 36 mechanical ventilation 36 temperature gradient 36 water vapor 36 ionospheric 36 durations 36 vapor 36 microgravity 36 #oC [002] 36 Computer simulations 36 Ca2 + 36 climatic conditions 36 specially constructed 36 cerebral edema 35 gradients 35 diurnal 35 oxygen deprivation 35 metabolic acidosis 35 ambient temperatures 35 simulating 35 hydration 35 bicarbonate 35 elevation 35 ionised 35 sensor detects 35 topography 34 vasodilation 34 altitude pulmonary edema 34 lactate threshold 34 dyspnea 34 pressurization 34 -# ° C. [001] 34 airstream 34 duration 34 H2S 34 claudication 34 oral corticosteroids 34 volumetric 34 Qomolangma 34 condensation 34 simulates 33 serum concentrations 33 hypoxia 33 pulmonary edema 33 vibration 33 microscale 33 Polar Regions 33 simulated 33 electron density 33 cosmic radiation 33 velocities 33 seismicity 33 windspeed 33 inversion layer 33 emesis 33 #ft [004] 33 anoxia 33 simulate 33 Relative humidity 33 amenorrhea