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Effect of breathing helium on sympathetic nervous and cardiovascular functions
helium Sympathetic Nervous System cardiovascular animal Guinea Pigs cat rat
2009/7/20
Effect of breathing helium on sympathetic nervous and cardiovascular functions.
Increase in plasma growth hormone concentration:a new effect of helium breathing
human plasma growth hormone helium
2009/7/20
Increase in plasma growth hormone concentration: a new effect of helium breathing.
Fifteen divers performed five tasks in water of temperatures 20 degrees C and 5 degrees C, using standard scuba equipment. A significant deterioration of performance occurred under the colder conditio...
The effect of high pressure on the hemolysis of red blood cells
human red blood cell hemolysis dive
2009/7/20
Investigations into the effects of pressure on the hypotonic hemolysis of human erythrocytes show that pressures up to 130 atm (1700 psi) do not potentiate the hemolysis as has previously been suggest...
The effect of high pressure on the hemolysis of red blood cells
human red blood cell hemolysis dive
2009/7/20
Investigations into the effects of pressure on the hypotonic hemolysis of human erythrocytes show that pressures up to 130 atm (1700 psi) do not potentiate the hemolysis as has previously been suggest...
Effect of helium breathing on cardiac arrhythmias induced by coronary occlusion and digitalis in the cat
cardiac arrhythmia helium breathing coronary occlusion digitalis cat animal
2009/7/20
Effect of helium breathing on cardiac arrhythmias induced by coronary occlusion and digitalis in the cat.
Effect of compression rate on HPNS convulsion threshold in the euthermic rat
high pressure nervous syndrome compression rate animal rat
2009/7/20
The modification of the development of the high pressure nervous syndrome (HPNS) has been demonstrated by varying the external environment (chamber temperature, compression rate) or the internal envir...
Effect of long-term hyperbaric He-O2 exposure on the weight and histology of endocrine organs in growing rats
heliox oxygen toxicity endocrine animal rat
2009/7/20
The effects of long-term hyperbaric exposure on endocrine organ weight and histology and on epiphyseal-plate width were studied in growing male rats. Six groups of rats were exposed to 21 ATA He-O2 (2...
Distraction effect of cold water on performance of higher-order tasks
human performance cold water immersion
2009/7/20
Eight U.S. Navy-qualified scuba divers performed peripheral target detection and navigation problem-solving tasks continuously during 3-h exposures to moderate (15.5 degrees C) and cold (4.5 degrees C...
Effect of heat and cold stress on inert gas (133xenon) exchange in the rabbit
Effect heat cold stress inert gas (133xenon) exchange rabbit
2009/7/20
Effect of heat and cold stress on inert gas (133xenon) exchange in the rabbit.
Tremor power spectra in guinea pigs:effect of intermediate holding pressure
Tremor power spectra guinea pigs effect intermediate holding pressure
2009/7/20
Tremor power spectra in guinea pigs:effect of intermediate holding pressure.
Effect of cerebellar ablation on the high pressure nervous syndrome in rats
high pressure nervous syndrome cerebellar ablation animal rat seizures
2009/7/17
To evaluate the interaction between high pressure nervous syndrome (HPNS) seizures and cerebellar integrity, seizure threshold pressure (Pc) of normal rats was compared with that of rats sustaining ce...
Effect of prolonged exposure to elevated carbon monoxide and carbon dioxide levels on red blood cell parameters during submarine patrols
human drug red cell
2009/7/17
Effect of prolonged exposure to elevated carbon monoxide and carbon dioxide levels on red blood cell parameters during submarine patrols.
Effect of 18-h watch schedules on circadian cycles of physiological functions during submarine patrols
submarine circadian cycle
2009/7/17
Circadian rhythms of body temperatures, pulse rate, and respiration rate were measured in 11 subjects every 4 h during certain periods on two submarine patrols. Data on systolic and diastolic blood pr...
Effect of prolonged exposure to 0.5% CO2 on kidney calcification and ultrastructure of lungs
air animal guinea pig
2009/7/17
Guinea pigs were exposed for up to 8 weeks to 0.5% CO2, 21% O2, and balance N2. Control groups of the same age were kept simultaneously in environmental chambers on air. A slight increase in PaCO2 and...