(see Corpuscles) ; laky blood, how 

 formed, 31 , 450; results of injection 

 of, 538; chemical composition of, 46- 

 48; specific gravity of, 46; quantity 

 aii'l distribution of, 49,30; in a part, 

 mode of measuring, 270; results of 

 changes in, 278 ; rate of flow in ves- 

 sels, 172, 177, 178; its dependence on 

 vaso-motor action, 275 ; amount driven 

 by each heart-beat, 153, 217 ; time oc- 

 cupied by one circulation, 218; quality 

 of, its effect on heart-beat, 258; its 

 effect on peripheral resistance, 2!>4 ; 

 as affected by exercise, 304; by defi- 

 cient aeration, 487; quality of, in in- 

 fant, 1147 



Blood, the, oedema due to changes in, 411 ; 

 respiratory changes in, 443-461; gases 

 of, 447 ; how measured, 445 ; entrance 

 of oxygen into by diffusion, 424 ; exit 

 of carbonic acid from, 466; relations 

 of oxygen in, 447; of carbonic acid in, 

 461 ; of nitrogen in, 461 



, venous, colour of, 455 ; spectrum of, 



455 ; an excitant of respiratory centre, 

 484; its slowing effect on heart-beat, 

 504; in umbilical arteries, 1125 



, arterial, colour of, 455 ; constancy 



of percentage of sugar in, 572; course 

 of, in foetus, 1132; circulation of (see 

 Circulation) ; platelets, 44 ; in relation 

 to inflammation, 292 



pressure, arterial and venous com- 

 pared, 153-161, 166; in arteries, 153- 

 161 ; how measured, 154 et supra ; in 

 veins, 155, 159 j mode of registering, 

 156 ; in capillaries, 160-163^ 166 ; phe- 

 nomena of, 163; its relation to pe- 

 ripheral resistance, 163-170; artificial 

 scheme of, 167-170; endocardiac, 191- 

 197; aortic and ventricular compared, 

 203-210, 2:56 ; negative, 217 ; as affected 

 by cardiac inhibition, 251 ; by stimula- 

 tion of depressor, 281 ; of sciatic, 282 ; 

 by action of drugs, 295; by changes in 

 amount of blood, 296, 297; by respira- 

 tion, 4!)8 



, in the kidneys, 525, 528, 532; in 



the brain, 829; in umbilical vein and 

 artery, 1124 



, serum, constituents of, 19, 20 



, supply, its influence on muscular 



irritability, 128 



, vessels, their influence on fluidity 



of blood, 27, 28 



Blushing, its cause, 286, 303 



Body, the, characteristics of, in life and 

 death, 1,2; average composition of, t'.ln : 

 metabolic processes of, ;">;; changes 

 during starvation, 620; potential ainl 

 actual energy of, 632; expenditure of 

 energy by, 634 ; sense of position of, 729 



Bois-Reymond, du, his 'key,' 68; on 

 muscle-currents, 100, 101 



Brachial plexus, constrictor and dilator 

 fibres in, 270 



Bram, the, reaction of, 833; its action on 

 spinal reflexes, 708 



, cerebral hemispheres, relation of, to 



crossed side of body, 804 ; results of re- 

 moval of, in frog, 719; results of re- 

 moval of, in birds, 723; results of 

 removal of, in mammals, 725, 727 



, cortex, experimental interference 



with, 740; localization of function in, 

 741 ; results of removal, 762 



, grey matter of, corpora quadrige- 



mina, anterior, their connection with 

 vision, 786, 814 ; corpora genicnlata, 786 



, fibres of, superior peduncles of cere- 

 bellum, 812 



, optic tracts, 784 ; endings of, 786, 



787 ; splanchnic functions, 816 ; venous 

 sinuses of, 828; circulation in, 829; 

 supply of blood to, 831; its condition 

 during sleep, 1155 



Breaking of the voice at puberty, 1091 



Breath, the first, cause of, 1134; effect 

 of, 1135 



Breathing, normal rate of, 433; male and 

 female, differences between, 434; an 

 involuntary act, 472; laboured, nervous 

 mechanism of, 1082 



Bright's disease, oedema of, 411 



Broca's convolution, 766 



Browniau movements in molecular basis 

 of chyle, 403 



Buffy coat of clotted blood, 16 



Burdach, column of, 682 



Burdon-Sanderson, his stethometer, 431 



Calcium salts, their presence necessary 

 in clotting of blood, 26 



Calcic phosphate, insolubility of curd 

 dependent on, 331 . in milk, 613 



Calories, combustion of food expressed 

 in, 633 



Calorimeters, 635 



Canals, semicircular, result of injury to, 

 730 



Capacity, vital, 428 



Capillaries described, 13; their permea- 

 bility, 13, 150-152; blood-interchanges 

 effected in, 13, 150; structure of, 1">0; 

 proportion of sectional area of, to aorta, 

 151, 152, 162; measurements of blood- 

 pressure in, 160; disappearance of 

 pulse in, 161; peripheral resistance in, 

 160-166; calibre, 289; plasmatic layer 

 in, 290 



Capillary circulation, normal phenomena 

 of, 161, 289; as affected by inflamma- 

 tion, _".! 



Capsule, Tenon's, 971 



