TABLE OF CONTENTS. XI 



SECTION VI. PAGE 



Tee Blood, 469 



1. The Red Blood-Corpuscles, 471 ; 2. The White Blood-Corpuscles, 

 479 ; 3. Blood-Plasma and Blood Coagulation, 483 ; 4. The Blood- 

 Serum, 489. 



SECTION VII. 



The Circulation of the Blood, 491 



1. General View of the Organs of Circulation, 491 ; 2. The Action 

 of the Heart, 499 ; 3. The Hydraulic Principles of the Circula- 

 tion, 516 ; 4. The Circulation in the Arteries, 523 ; Blood Pres- 

 sure, 525 ; Velocity of the Blood, 530 ; The Pulse, 533 ; 5. The 

 Circulation in the Capillaries, 536 ; 6. The Circulation in the 

 Veins, 539 ; 7. The Influence of the Nervous System on the 

 Heart, 540 ; The Inhibitory Nerves of the Heart, 549 ; The Ac- 

 celerator Nerves of the Heart, 551 ; 8. The Influence of the 

 Nervous System on the Arteries, 552. 



SECTION VIII. 

 Respiration, 561 



1. General View of the Organs of Respiration, 562 ; 2. The Mechani- 

 cal Processes of Respiration, 574 ; 3. The Rhythm of Respiration, 

 579 ; 4. The Chemical Phenomena of Respiration, 587 ; 5. The 

 Nervous Mechanism of Respiration, 598 ; 6. The Influence of 

 Respiration on the Circulation, 605. 



SECTION IX. 



The Mammary Secretion, . . 609 



1. The Physical and Chemical Properties of Milk, 610 ; 2. Casein and 

 Milk Coagulation, 614 ; 3. Milk-Sugar, 616 ; 4. Fat and Cream, 

 617 ; 5. The Inorganic Constituents of Milk, 619 ; 6. Variations 

 in the Quantity and Composition of Milk, 619 ; 7. The Secretion 

 of Milk, 624 ; 8. Milk Analysis and Inspection, 631. 



SECTION X. 



The Renal Secretion, ... 635 



1. The Physical and Chemical Properties of Urine, 635 ; 2. The 

 Mechanism of Renal Secretion, 640.- 3. The Mechanism of Mic- 

 turition, 648. 



SECTION XI. 



The Cutaneous Functions, 651 



1. The Sweat Secretion, 652; 2. The Sebaceous Secretion of the Skin, 

 655 ; 3. Cutaneous Absorption, 656 ; 4. Cutaneous Respiration, 

 656 ; 5. The Lachrymal Secretion, 658. 



