174 



THE CIRCULATION 



r Plasma 



COMPOSITION 

 OF THE 

 BLOOD 



Corpuscles 



CLOTTED 

 BLOOD 



BLOOD . 



Serum . . 



Fibrin . . 

 Corpuscles . 



Arterial . 



Venous . . 



Temperature 

 Quantity 



Contains 



Red 



White 



The liquid of the blood. 

 f Water. 



! Dissolved albumen. 

 I Mineral salts. 

 I The elements of fibrin. 

 ' Discs, round, with concave 



sides. 



I)t<nn<>f<>i', n^V.o inch. 

 Thickness, riins inch. 

 Yellowish, when viewed singly. 

 Have a tendency to adhere and 

 form piles when the blood is 

 drawn. 



Haemoglobin, the oxygen car- 

 rier. 



( Shape constantly varying. 

 I Diameter, 5B W inch. 

 | Transparent, jelly-like. 

 ( One to every 300 red. 



( Water. 



\ Dissolved mineral salts. 



I Dissolved albumen. 



Formed during 1 

 coagulation. }- Clot floats in the serum. 



Ked and white. J 



{ Bright red. 



\ Red in oxygen. 



[ Usually contained in arteries. 



Dark purple. 



Usually found in veins. 



( Less oxygen than arterial blood. 



{-- i . . i 



\ More carbonic acid gas. 



Converted into arterial blood by absorp- 

 tion of oxygen. 

 99 F. 

 One-tenth the weight of the body. 



