INDEX TO FIGURES 843 



PAGE 



Depressor nerve in rabbit, typical form of curve and apparent absence of 



fatigue 423 



Descartes, portrait of (Franz Hals) 38 



Dialysing vessels used by Graham - 83 



Differential staining of particles of the same substance 13 



Differentiation of neuro-muscular mechanism (Parker) 466 



Diffraction, diagram of waves entering harbour 7 



plate, real image 8 



series of diffraction images 



DinamoKba mirabilis, food vacuoles - 2 



Dionsea leaf, electrical change in (Burdon-Sanderson) 430 



Dissociation curve of oxyhsemoglobin, effect of carbon dioxide 622 



effect of salts - 621 



,, ,, ,, effect of temperature 620 



Dorsal root ganglia in Herpes (Head) 289 



E 



Earthworm muscle, reaction to stretching (Straub) 436 



Effect of "lipoids" on hypodynamic heart (Clark) - 212 



Ehrlich, portrait of - 11 



Electrical change, diphasic, in muscle (Einthoven) - 650 



,, ,, ,, (Keith Lucas) 649 



without contraction (Mines) - 539 



changes in leaf of Dionsea (Burdon-Sanderson) - 430 



olfactory nerve of Pike (Garten) 379 



retina 523 



submaxillary gland (Bayliss and Bradford) - 351 



ureter (Orbeli) 651 



vagus and depressor nerves (Einthoven) 386 



,, circuit for investigation of potential differences - 645 



,, ,, use with condenser - 381 



organ of skate - 660 



Electro-cardiogram, manner of production by different duration of 



excitatory state at base and apex 656 



Electro-cardiogram of dog, effect of local warming (Bayliss and Starling) - 653 



,, frog, effect of local warming (Mines) 655 



,, man (Einthoven) 654 



,, with different tensions of string (Lewis) 640 



tortoise (Gotch) 652 



Electro-cardiograms of various animals, heart not exposed (Lewis) 657 



Electrodes (Keith Lucas) - 383 



(Sherrington) - 382 



Electrolytes, action on dissociation of oxyhsemoglobin 621 



tortoise heart 209 



aggregation of blood corpuscles by (Mines) 93 



Electrostatic attraction of opposite ions (Arrhenius) 179 



Elliott's diagram of the sympathetic nervous system 712 



Emulsin, synthesis of glycerol glucoside by 300 



Enzyme, effect of concentration of - 310 



