CONTENTS. 



I'AGE 



time; 4. Applicatic>n of this to muscular pulsation: 5. 

 Burden and over-burden, musctilar force ; 6. Determina- 

 tion of muscular force in man ; 7. Alteration in muscular 

 force durinof contraction ....... 47 



o 



CHAPTER Y. 



1. Chemical processes within the muscle ; 2. Generation of 

 warmth during contraction ; 3. Exhaustion and recovery ; 

 4. Source of muscle-force ; 5. Death of the muscle ; 6. 

 Death-stiffening {Iligor mortis) ...... 72 



CHAPTER VI. 



J, Forms of muscle ; 2. Attachment of muscles to the bones ; B. 

 Elastic tension; 4. Smooth muscle-fibres; 5. Peristaltic 

 motion ; 6. Voluntary and involuntary motion ... 91 



CHAPTER VII. 



r 



1. Nerve-fibres and nerve-cells ; 2. Irritability of nerve-fibre; 



3. Transmission of the irritation ; 4. Isolated transmis- 

 sion ; 5. Irritability ; 6. The curve of irritation ; 7. Ex- 

 haustion and recovery, death ...... 103 



CHAPTER VIII. 



1. Elcclrotonus ; 2, Modifications of excitability; 3. Law of 

 pulsations; 4. Connection of electrotonus with excita- 

 bility; 5. Condition of excitability in electrotonus; 6. 

 Explanation of the law of pulsations; 7. General law of 

 nerve-excitement 125 



CHAPTER IX. 



1. Electric phenomena; 2. Electric fishes ; 3. Electric organs ; 



4. ]\Iultiplicr and tangent galvanometer; 5. Difficulty of 

 the study ; 6. Homogeneous diverting vessels; 7. Electro- 

 motive force ; 8. Electric fall ; 9. Tension in the closing 

 arch 163 



