INDEX. 345 



HIPPURIC ACID. See ACID, Hippuric. 



HORN. Analysis of, 312. Contains proteine ; its relation to 



proteine, 126. Analysis of proteine from horn, 308. 

 HORSE. Amount of carbon expired by, 14. Comparison of his 



food with his excretions, 290. Force exerted by a horse in 



mechanical motion compared to that exerted by a whale, 337. 

 HYDROCYANIC ACID. See ACID, Hydrocyanic. 

 HYDROGEN. By combining with oxygen contributes to produce 



the animal heat, 25. 



I. 



ICE. Is judiciously employed as a remedy in cerebral inflamma- 

 tion, 261. 



INORGANIC constituents of albumen, fibrine, and caseine, 41, 121, 

 126. 



JOBST. His analysis of theine, 324. 



JONES, Dr. Bence. His analysis of vegetable fibrine, 294 ; of 

 vegetable albumen, ib.; of vegetable caseine, 295; of gluten, 

 ib. ; of the albumen of yolk of egg, 308, 310 ; of the albumen 

 of brain, 310. 



IRON. Is an essential constituent of the globules of the blood, 

 265 et seq. Is found in the fat of yolk of egg, 107. Also 

 in the gastric juice of the dog, 113. Singular properties of 

 its compounds, 268. 



ISOMERIC BODIES. 103, 280. 



K. 



KELLER. His researches on the conversion of benzoic acid into 



hippuric acid in the human body, 325. 

 KIDNEYS. They separate from the arterial blood the nitroge- 



nised compounds destined for excretion. 



L. 



LACTIC ACID. See ACID, Lactic. 



LAVOISIER. His calculation of the amount of inspired oxygen, 

 12, 283. 



LEHMANN. On the presence of lactic acid in gastric juice, 112. 



LIEBIG. His analysis of sugar of milk, 298 ; of cane sugar, 

 300 ; of aldehyde, 307 ; of uric acid, 318 ; of hippuric acid, 

 319; of quinine, 323; of morphia, 324; of asparagine, 325. 



