322 



HUMAN PHYSIOLOGY 



at a glance. The amount of refuse contained in foods (such as the 

 bones of meat or fish, the exoskeleton of crustaceans and mollusks, 

 the woody coverings of plant cells) is also shown in this table. 



DIGESTIBLE NOTRIENTS 



INDIGESTIBLE 

 NOTRIEKTS 



NON NUTRIENTS 



PROTEID 



MUSCLE 



MAKING 



FATS CARBO- MINERAL 

 HYDRATE^ MATTERS 



WATER REFUSE 



-- FUEL VALUE 

 CALORIES 



FUEL INGREDIENTS 



NUTRIENTS. ETC., 

 PER CENT. 



10 



—I — 



20 



30 



40 



50 



60 



70 



80 



90 100 



FUEL VALUE OF 

 1 LB. (calories) 



400 



I ' I I I I I I 



800 1,200 2,000 2,200 2,400 2,800 3,200 3,600 4.000 



m 



Milk, 

 tinskimmed 



Butter 



White bread 



Oat meal 



Com meal 



Beans 



Table of food values. 



