PHYSIOLOGY AND HEALTH. 



tion and transmission of ordinary meals from the stomach is 

 three hours and a half. Persons differ very much, according 

 to their health and their habits. Those who have not abused 

 their digestive organs who have not overloaded them, nor 

 tasked them with indigestible matter have much more active 

 stomachs than those who have misused these organs. The 

 active and the energetic digest more vigorously than the 

 sluggish and the inert. The following table, showing the 

 time required for the stomach digestion of various articles 

 of food, is taken from Dr. Beaumont's work, p. 269. 



57. Mean Time required for the Digestion of various. 

 Articles of Food in the Stomach. 



