108 



THE HUMAN BODY. 



1. It helps to purify the blood, by taking out of it certain 

 substances. 



-& It makes glycogen, Glycogen is a food substance, made 

 of the food we eat, and stored up for a time in the liver, 



Liver. 



Gullet. Pancreas. 



Small intestine. 



Fig. 42. ' 

 THE LIVER AND OTHER ORGANS op DIGESTION. 



somewhat as starch is stored up for the use of a potato- 

 plant in the potato. 



5. It makes bile. 



33, So large an organ as the liver must have a very 

 important work. When the flow of bile is cut off, the 



