xii CONTENTS. 



PAGE 



Mechanics of the Body, . . . .161 



Forms of Progression, 165 



Locomotion on Solids, . 167 



Locomotion in Fluids, . 183 



Locomotion in Air, 189 



Prehension and Manipulation, . . 193 



Expression and Gesture, . . . . 198 



Voice and Speech, . . . 200 



The Organ of Voice, .200 



The Production of Sound, 203 



The Production of the Human Voice, 205 



Speech, 213 



Voice in Animals, ... 215 



SENSATION. THE KEGULATION OF MOVEMENT. THE PSYCHICAL 



FUNCTIONS, 218 



Nervous Excitability. Conductility. Sensibility, .... 218 



The Cerebro-Spinal Nervous System, 235 



The Sympathetic Nervous System, 256 



The Functions of different Parts of the Nervous System, . 259-313 



Sleep, 313 



The Nervous System and its Functions in Animals, . . . 318 



THE SENSES, 335 



Sensation in General, , 335 



Special Sensation, 342 



Internal Sensations, 347 



The Sense of Touch, . . 354 



The Sense of Temperature, 368 



The Sense of Touch in Animals, 370 



The Sense of Taste, 373 



The Sense of Taste in Animals, 380 



The Sense of Smell, 381 



The Sense of Smell in Animals, 390 



The Sense of Hearing, 392 



The Sense of Hearing in Animals, 412 



The Sense of Sight, 415 



The Sense of Sight in Animals, ... . 472 



