BLOOD J 



PHYSIOLOGY, 



43 



round bodies, the blood discs or blood cor- 

 puscles (Fig. 4, A), If you look carefully you will 

 notice that most of them ar^. round, as B ; but every 



Fig. 4. — Red and JVhiie Corpuscles of the Blood magnified. 



A. Moderately magnified. The red corpuscles are seen lying in rows like 

 rolls of coins ; at a and a are seen two white corpuscles. 



B. Red corpuscles much more highly magnified, seen in face ; C. ditto, 

 seen in profile; D. ditto, in rows, rather more highly magnified; E. a 

 red corpuscle swollen into a sphere by imbibition of water. 



F. A white corpuscle magnified same as B. \ G. ditto, throwing out some 

 blunt processes ; K. ditto, treated with acetic acid, and showing nucleus, 

 magnified same as D. 



H. Red corpuscles puckered or crenate all over. 



/. Ditto, at the edge only. 



now and then you see something like C That is one 

 of the round ones seen sideways; for they are not 

 round or spherical like a ball, but circular and 



