in 14 unanesthetized rabbits , the parameters and the work of respiration , the electrical activity of respiratory muscles , the oxyhemoglobin content in the arterial blood , and the oxygen available in the cerebral cortex were studied in conditions of nitrogen-oxygen mixture ( po=0.2 kgc/cm2 ) under increased pressure : 6 , 10 , 20 , 30 , and 40 kgc/cm2 .
C0030054
oxygen
C1875540
nitrogen-oxygen