80 ELEMENTARY PHYSIOLOGY. 



QUESTIONS, 



From what does all the body material come? 



What processes are necessary to fit food for body nourish- 

 ment? 



What is the name of the system which performs these pro- 

 cesses? 



What is the first act in the process? 



What steps take place in the mouth? 



How many teeth in a full set? 



Name the different kinds of teeth. 



How is the food conveyed from the mouth to the stomach? 



Describe the work of the stomach. 



By what means is the gastric juice well mixed with the food? 



What is the food, as it leaves the stomach, called? 



Describe the action of the pylorus. 



What does the liver furnish for the work of digestion? 



What is furnished by the pancreas? 



What is the chyle? 



What are the consequences of eating too fast? 



What results from over-eating? 



What from eating too often? 



What from eating indigestible food? 



What are the effects of exercise on the digestion? 



THE ABSORPTIVE SYSTEM. 



In previous lessons we have learned how food is 

 prepared by the organs of the digestive system and 

 reduced to a fluid state. Let us also recall what we 

 have learned of the circulatory system; how the 

 blood is constantly making the circuit of the body, 

 carrying food to every tissue. 



The sixth plate of the Anatomical Aid shows most 

 admirably all the organs and parts concerned in the 



