Contents. 

 CHAPTER XII. 



NUTRITION. 



Income and Expenditure, Sources of — Metabolism — Nitro- 

 genous Food — Non- nitrogenous Food — Inorganic Food — 

 Starvation — Muscular Exertion — Amount of Food re- 

 quired — Digestibility of Food — Nutritive Relation 220-236 



CHAPTER XIII. 



ANIMAL HEAT. 



Sources of— Loss of Heat — Amount of Heat produced — Regu- 

 lation of the Body Temperature — Distribution of Tempera- 

 ture - - ' - - - 237-241 



CHAPTER XIV. 



THE MUSCULAR SYSTEM. 



Structure and Composition of Muscle— Changes resulting from 

 Contraction — Irritability of Muscle — Muscle Currents — 

 Muscle Curves — Elasticity— Fatigue— Laws of Muscular 

 Work— Rigor Mortis ■ - - 242-252 



CHAPTER XV. 



THE NERVOUS SYSTEM. 



The Nerves, Electrical Phenomena of — Electrotonus — Irrita- 

 bility of Nerves— Ganglia— Nerve Terminations— Spinal 

 Cord, Arrangement of — Tracts in the Cord — Spinal 

 Nerves — Reflex Action — Transference and Radiation of 

 Impressions — Automatism — Augmentation — Inhibition — 

 Co-ordination— Conducting Paths in the Cord — Centres in 

 the Cord— Medulla Oblongata— Centres in the Medulla — 

 Function of the Medulla— Pons Varolii — Crura Cerebri 

 Basal Ganglia— Cerebellum, Functions of— Cerebrum — Re- 

 lative Weight of Brains -Motor Areas— Functions of the 

 Cerebrum — Cerebral Circulation — Cranial Nerves — The 

 Sympathetic System - - 253 293 



