vi CONTENTS 



Functional Parts of the Nervous System (continued) : 



The Sensory Areas .......... 71 



The Association-areas ........ 73 



The Optic Thalami . . .74 



The Corpora Striata . . 74 



The Corpora Quadrigemina . 74 



The Pons ... . .75 



The Medulla Oblongata . . 76 



The Cerebellum . . 78 



The Spinal Cord 79 



Conduction . . 80 



Distribution and Collection . . . .82 



Reflexion . . 83 



Coordination ......... .86 



Certain Sets of Nerves . . 87 

 The Cranial Nerves . 



The Spinal Nerves . 89 



The Sympathetic Nerves . ... ... 93 



Other Autonomic Nerves . ... . .97 



The Nervous Impulse . . . .97 



CHAPTER III. 

 RESPIRATION. 



The Chemistry of Respiration Proper . . . . . .100 



The Respiratory Mechanism . . . . . . .103 



The Lungs . .105 



The Capillaries . . : . .106 



The Thorax .108 



The Nerves ... Ill 



The Process and the Mechanism of Internal Respiration . .113 



The Sequence and the Causes of the Respiratory Events . .116 



The Course and the Kinetics of the Oxygen Inward . . .116 

 The Course and the Kinetics of the Carbon Dioxide Outward . . . .118 



The Respiratory Rhythm . . .120 



The Breath-rate . . 122 



Special Functions Connected with Respiration . .124 



The Respiratory Sounds . . 125 



Some Respiratory Quantities . .128 



The Respiration of the Fetus . .128 



Respiration through the Skin . .129 



Respiration through the Wall of the Alimentary Canal . ,. . .130 

 The Quantity and Quality of the Air Required for Respiration . . .131 



CHAPTER IV. 

 FOODS. 



The General Nature of a Food .133 



The Animal Organism's Proximate Principles ... . 133 



Nutrient Proximate Principles . . . . . .135 



General Requirements in a Food ........ 136 



