OOD I'RI 



and immediate!) after ;i hemoi I 



hemorrhagic blood dedl) 



diluting fluid contains a lower conc< 



the blood plasma. The dilution bl I is ind( that 



hemolysis occurs, the plasma beii tinctly tii I. 



I [emorrhagi I he hj drog< 



blood plasma, and diminishes the ston alkali, bo thi 



iliti tain amounl he blood • '- r . i 



ran i ter rise in i he hj i ion <-<'ix- 



The deficiency in the I.I I elements produ I by the dilul 



Red by the manufacture of i rpuscles in tl !>nt 



this pi ■■ ii a liberally fed animal tak 



nit'iit, and while it is going on microscopic examination of the I>I'»<.<1 will 

 al the pi • of immatur rpusc 



1 reful studies of U 1 regeneration following the removal oi I 



successive days, of 25 per cent of the blood, have shown thi in 



starving animals the total amounl of hemoglobin p 



globin multiplied by the volume of blood slowly rec Whi| 



ami Hooper . Recovery is greatly hastened by feeding with fl< 



even with gelatin. Removal of the spleen or the establishn 



ary fistula does not interfere with the recovery. 



Incidentally it will be advantageous t nsider here the effects of 



transfusion. I are very different according to the nature of the fluid 



used for transfusion. Three transfusion fluids have I n inv< 



I blood itself, (2 physiological saline solution see pi 

 physiological saline solution containing viscid Bubstances such 



The effects are also verj different i trding to whether I 



injected into animals with normal l»l 1 pressur ■ into those wl 



blood ire has been lowered by preceding hem 



When I'l I is injected into animals with normal I>1"<..1 pr< 



will very soon cause the pressure to rise, and as the injection is ma 



tained the rise may continue until the press 



or more above its normal level. It" the injection is 



r, a sudden fall of pressui 

 right side of the heart, [f the injection is nol 

 blood pressure after 1 >«i n lt maintain.-. I for n 

 level. 



Inject ion of saline into a normal animal, it' in 



at all on the hi 1 if m< >idly ii will 



slightly, but t<> n much than t ; 



t' is injected M uH 

 crated In 



