INDEX. 



551 



Fibrin-peptone, 261 



Fishes, used as food, 82 



Flavoring articles, 100 



Food (see Aliment), 44 



Frogs, used as food, 84 



Fruits, 100 



Frying, in the preparation of 



food, 89 



Game, 74-75 



Garlics, 99 



Gases found in the alimentary 



canal, 410 



origin of, in the intestine,. . 412 



absorption of, in the intes- 

 tine, 422 



Gasterase, 235 



Gastric fistula in the inferior ani- 

 mals ; mode of operating, . . .221-222 



case o-f Alexis St. Martin, ... 223 



Gastric juice, 217 



first obtained by causing 



animals to swallow perforated 

 tubes filled with sponge, etc.,. . 218 



mode of collecting from a 



fistula, 222 



secretion of, 225 



action of acids and alkalies 



upon secretion of, - 227 



influence of gustatory im- 

 pressions upon the secretion 



of, 227 



conditions which disturb the 



secretion of, 228 



secretion of, in different parts 



of the stomach, 229 



quantity of, secreted in the 



twenty -four hours, 230 



composition of, 232 



specific gravity of, 233 



power of resisting decompo- 

 sition and antiseptic properties 



of, , 234,267 



chemical analysis of, in the 



dot 



234 



organic principle of, 235 



source of acidity of, 237 



chlorohydropeptic acid in,. . 242 



lactic acid in, 243 



acid phosphate of lime in,. . 245 



action of, upon carbonate of 



lime, 248 



principles upon which its 



acidity depends, , 248 



ordinary saline constituents 



of, 249 



Gastric juice, digestive properties 

 of, depend on the presence of or- 

 ganic matter and a free acid, 251, 253 



the normal acid of, may be 



replaced by certain other acids, 252 



mixture of mucus in, 254 



action of, upon meats, ..... 255 



actiojn of, upon albumen, raw 



and coa'gulated, 258 



action of, upon fibrin, 260 



action of, upon caseine,. . . . 261 



action of, upon gelatine, . 262 



action of, upon vegetable ni- 



trogenized matters, 262 



action of, upon gluten, 262 



catalytic action of 267 



action of, upon fats, 267 



action of, upon saccharine 



and amylaceous principles 268 



action of, upon inorganic 



principles, 270 



action of, upon the coats of 



the stomach, 275 



influence of section of the 



pneumogastric nerves upon se- 

 cretion of, 284 



Gastric tubules, 213 



Gelatine, 48 



composition of, 49 



influence of, upon nutrition, 50 



Globulins in the lymph, 527 



Glottis, closure of, in deglutition, . . 196 

 Glucose, absorption of, by the lac- 

 teals, 446 



Gluten, 52 



action of, as a ferment, 53 



action of the gastric juice 



upon, 262 



Gluten-bread, 53 



Glutine, 54 



Glycine, 366 



Glycocholic acid and glycocholate 



of soda, 366 



Goat's flesh, as an article of food, 73 

 Gum, 61 



Hunger, 14-17 



location of sense of, 18 



nerves which convey the im- 

 pression of, to the brain, 20 



Hydro-carbons, 54 



Hydrochloric acid, question of the 

 existence of, in the gastric juice, 237 



Ileo-cascal valve, 385 



lleurn, 311 



