850 INDEX TO FIGURES 



V 



I'AUK 



Vagus nerve, action of, accompanied by electro-positive change 407, 408 



,, ,, on heart of tortoise 405 



,, on pancreatic cells - 347 



,, effect of, on auricles and on heart block (Garrey) 681 



on conduction in dog's heart (Bayliss and Starling) 682 



turtle heart (Garrey) - 681 



,, electrical change with respiration (Einthoven) 386 



Vaso-constrictor nerves, effect on tongue 403 



Vaso-dilator nerves, effect on tongue - 403 



Vasomotor, depressor reflex, excitation of dilators in 693, 694, 695 



(submaxillary gland) 693, 694 



nerve plexus around artery of spleen (Retzius) 402 



pressor reflex, excitation of constrictors in 692 



,, ,, inhibition of dilators in 416, 692, 698 



,, reflexes, diagram of connections in 695 



,, ,, pressor and depressor, on intestine 69 1 



Viscosity change in coagulation of albumin by heat - l-"> 



Visual purple, sensation and light absorption (Henri) 521 



w 



Walpole's hydrogen electrode 193 



Water content of silica gel (van Bemmelen) 4 

 effect of, on equilibrium in enzyme action (Armstrong and Gosney) 300 



Willis's plate of the base of the brain 483 



Winterstein's micro-respiration apparatus - 607 



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