ANALYTICAL INDEX. 



on the origin of muscular contractility, 589 ; on the action of 

 the heart, 615; on animal heat, 644. 



BILE, regarded as the proximate cause offerer, 981 ; yellow and 

 black of Hippocrates, 987 ; what they were, 988 ; why appa- 

 rently more abundant during fever than in health, 1043. 



BILLING, Dr. his principles of medicine, 500 ; his views of cholera, 

 815; attributes sleep to a plethoric state of the brain, 949; 

 on the modus operandi of mercury and iodine, 978. 



BIOT, M. on the evolution of caloric by percussion, 10 ; his ex- 

 periments on the transmission of sound, 18. 



BIRDS, quantities of oxygen they consume, 563, 570, 578 ; tem- 

 perature of, 564; peculiar organization of, 569; their great 

 powers of locomotion, digestion, and reproduction, 570, 572; 

 rapidity with which their composition is renewed, 571, 577. 



BLACK, Dr. his experiments and discovery of latent heat, 6 ; his 

 important omissions, 164; confounds phlogiston with carbon, 

 214; his theory of respiration, 497. 



BLAGDEN, Dr. experiments on himself in heated air, 844. 



BLAKE, Mr. on the rapid diffusion of poisons, 970, 971. 



BLANE, Sir Gilbert, on the vital principle, 498, note. 



BLISTERS, their modus operandi, 984, 985. 



BLOOD, the vitality of taught by Moses, 484, 541 ; what it receives 

 and what it loses, 538, 541 ; chemical composition of arterial 

 and venous, 544 ; temperature of arterial higher than that of 

 venous, 548 ; substances which change venous to a scarlet hue, 

 552 ; experiments on by Hunter and Hassenfratz, 552 ; changes 

 it undergoes while passing through the lungs, 555 ; analyses 

 of, 63 1 ; specific gravity of, 632 ; composition of, 634 ; charac- 

 ter of in different animals, 637 ; transfusion of, 637 ; arterial 

 contains a larger proportion of solid particles than venous, 642 ; 

 the vitality of taught by Harvey, Willis, Hunter, Bordeu, and 

 others, 645 ; theory of its coagulation, 646 ; views of Hippo- 

 crates, Aristotle, Harvey, and Sydenham, 646 ; prevented from 

 coagulating in the living body by the perpetual motion and 

 changes it undergoes in passing through the lungs and general 

 system, 647, 680 ; its coagulation hastened by heat, and re- 

 tarded by cold, 648, 651, 654, 658 ; retarded by the influence 

 of fear and other depressing emotions, 655, note ; cause of its 

 speedy coagulation after violent exertion, and excessive hemorr- 

 hage, 658, 660 ; how arterial is changed into venous blood, 

 665, 666 ; why venous will not support life, 665, 666 ; on 

 what the vital properties of arterial depends, 671 ; plus and 

 minus conditions of arterial and venous, 672 ; the vital fountain 

 of all the organs, 682 ; derangement of, the proximate cause of 

 all maladies, 683 ; impaired by retention of the excretions, 

 685, 686, 1073 ; impoverished by low diet, 906 ; how purified 



