CONTENTS PART SECOND. XV 



OUTLINE OF ASSIMILATIVE FUNCTIONS LESS DIRECTLY NUTRI- 

 TIVE, AS EXERCISED IN THE HIGHER ANIMALS, . . 243 

 Arrangement of the Functions as a whole, . . . 243 

 Circulation of the Blood, ..... 244 



Plethora, ....... 250 



Respiration, ....... 252 



Excretion of Urine, ...... 255 



Defamation, . . . . . . . 269 



Reproduction, . . . ^ . . 276 



Lactation, ....... 280 



PART SECOND. 



THE CHEMISTRY OP THE FOOD OF THE ANIMALS AT THE FARM, WITH 

 RELATION TO THE COMPOSITION OF THEIR BODIES. 



Introductory observations, ..... 285 



Chemistry of the Food, ...... 285 



Ultimate Composition of Organic Food, .... 285 



Ultimate Elements of the First Order 



Oxygen, . . . . . . .292 



Hydrogen, . . . . . . . 296 



Carbon, ....... 297 



Nitrogen, ....... 297 



Ultimate Elements of the Second Order 



Chlorine, ....... 299 



Sulphur, ....... 299 



Phosphorus, ....... 300 



Silicon or Silicium, ...... 302 



Potassium, ....... 303 



Sodium, ....... 303 



Calcium, ....... 304 



Magnesium, ....... 304 



Iron, . . .304 



Manganese, ....... 304 



Proximate Principles of Organic Food, . . . 305 



Azotiscd ....... 305 



Albumen, ...... 305 



Fibrine, ...... 306 



Caseine, ...... 307 



Proteine, . . . , . . . 308 



Gelatine, ...... 309 



Chondrine, ...... 309 



