xiv ILLUSTRATIONS 



FIGURE PAG E 



152. Blood, Pus, Hyaline and Epithelial Casts 487 



153. Fatty Casts ... 488 



154. Fatty and Waxy Casts . 488 



155. Cylindroids 489 



156. Crenated Erythrocytes .... 490 



157. Human Spermatozoa 491 



158. Folin Fume Absorber 505 



159. Folin Wright Distillation Apparatus 507 



160. Duboscq Colorimeter ......' 508 



161. Bock Benedict Colorimeter 509 



162. Myers Test-tube Colorimeter . . . . ^ 510 



163. 164. Forms of Apparatus used in Methods of Folin and Associates for Determi- 

 nation of Total Nitrogen, Urea and Ammonia 511 



165. Bock and Benedict Apparatus 512 



166. Van Slyke and Cullen Apparatus 515 



167. Folin's Ammonia Apparatus 519 



168. Folin Improved Absorption Tube 520 



169. Esbach's Albuminometer 551 



170. Growth Curve of Albino Rat 583 



171. Growth Curve of Albino Rat Showing Importance of Water-soluble " B " . . .584 



172. Rat Fed a Diet Containing Sufficient Water-soluble "B" 585 



173. Rat Fed a Diet Deficient in Water-soluble "B" 585 



174. Growth Curve of Albino Rat Showing Importance of Water-soluble "B" . . . 586 



175. Rat Fed a Diet Deficient in Fat-soluble A (Left) and Rat Fed an Adequate Diet 

 (Right) ' 587 



176. The Fat-soluble Vitamine and Growth 587 



177. Guinea Pig with Scurvy. Showing " Scurvy Position " . : . . 588 



178. Guinea Pig with Scurvy, Showing "Face Ache Position" 589 



179. Rat Cage for Nutrition Experiments, Showing Individual Parts 590 



1 80. Rat Cage for Nutrition Experiments, Assembled 590 



181. Rat Cage for Stock Animals . ....-.. V . 7. . . 591 



182. Breeding Cage . . . . . ... . . . . . . .-. . ..-,. 591 



183. Curve Showing Influence of a Deficiency of Cystine in the Diet 592 



184. Curve Showing Influence of a Deficiency of Lysine in the Diet ,' , , ', .... 593 



185. Rat Receiving Wheat Protein and Gelatine. The Diet Contained Sufficient 

 Lysine ;...., .,..-":..', . 594 



1 86. Rat Receiving Wheat Protein Only. This Diet was Deficient in Lysine .... 595 



187. Growth Curve of Rat With and Without Calcium and Phosphorus in the Diet . . 597 



188. Blood Sugar as Influenced by Diet . . , : ..'f_.- -v . . . 599 



189. Blood Sugar Curve of Diabetic after Glucose Ingestion 600 



190. Influence of Protein Ingestion on Endogenous Uric Acid Output ....... 606 



191. The Endogenous Uric Acid Output during Fasting . .... . . . . . . . . 606 



192. Berthelot-Atwater Bomb Colorimeter 617 



