Xviii CONTENTS. 



PAGE 



Mode of Production of Animal Heat, 



Income and Expenditure of Heat, 



Maintenance of Uniform Temperature, 432 



CHAPTER XXV. 



CONTRACTILE TISSUES. 



Histology of Muscle, . .439 



Properties of Muscle in the Passive State, 442 



Electric Phenomena of Muscle, . 445 



Active State of Muscle, 448 



Muscle Stimuli, .... 449 



Changes occurring in Muscle on its entering the Active State, . . 452 



Muscle Contraction, 457 



Graphic Method of recording Contraction, 458 



Tetanus, Fatigue, etc., 465 



Rigor Mortis, 471 



Unstriated Muscle, 473 



CHAPTER XXVI. 



THE APPLICATION OF SKELETAL MUSCLES. 



General Arrangements, 474 



Joints, 475 



Standing, 478 



Walking and Running, 481 



CHAPTER XXVII. 



VOICE AND SPEECH. 



Anatomical Sketch, 483 



Mechanism of Vocalization, . 486 



Properties of the Human Voice, 488 



Nervous Mechanism of Voice, 491 



Speech, 491 



CHAPTER XXVIII. 

 GENERAL PHYSIOLOGY OF THE NERVOUS SYSTEM. 



A n.-itomical Sketch, 494 



Functional Classification, 496 



Chemistry and Electric Properties of Nerves, 498 



