FOOD AND DIGESTION 



III 



albumin, raw or half-cooked meat is said to be more diges- 

 tible than cooked meat ; but meat that is not thoroughly 



Fig. 102. — Diagram showing Cuts of Beef. 



cooked is dangerous because it may contain trichinae 

 ("Animal Biology," p. 50) and other parasites. Lean meats 

 contain much proteid. Some persons who cannot easily 

 digest starch and sugar because of fermentation eat fat 

 for a fuel food. Beef tea and beef extracts contain but a 

 small part of the proteid in meat and all of the waste 

 matter, including urea. 



