

■eoo 



03 tj 

 3 SS. 



10 20 



■gao 



40 



100 



Fig. 20. 



Percentage saturation 

 with oxygen 



100 



Fig. 21. 



mm. pressu 



10 20 30 40 50 60 70 80 90 100 



Fig. 22. Oxygenjressure 



Fig. 20. — Percentage saturation of haemoglobin with oxygen at 37° C. corresponding to 

 oxygen pressures of 0, 10, 20, 40 and 100 mm. of oxygen respectively. 



Fig. 21. — The same spaced with the oxygen pressure as the abscissa. 



Fig. 22. — Dissociation curve representing the equilibrium between oxygen, oxyhaemoglobin 

 (red) and reduced haemoglobin (purple). 



