744 COMPARATIVE ELECTRO-PHYSIOLOGY 



Response by resistivity variation : 



288. Response of aluminium powder to electric radiation . . . . 601 



289. Persistent after-effect on strong stimulation ..... 603 



290. Effect of warmth in hastening recovery . . . . . . 601 



291. Uniform responses to electric radiation ...... 602 



292. Cyclic molecular variation and concomitant modification of response 



characteristic curves ......... 620 



Effect of tetanisation at A stage, conversion of abnormal positive to 

 normal negative seen in : 



293. Mechanical response of frog's nerve ...... 627 



294. Electromotive response of tin 628 



295. Conversion of abnormal to normal through diphasic in platinum . 629 



296. Response by resistivity variation in selenium . . . . .631 



297. Response by resistivity variation in tungsten ... . . 632 



Effect of tetanisation at B stage, enhancement of normal response 

 seen in : 



298. Mechanical response of frog's nerve 634 



299. Responsive resistivity variation in selenium . . . . . 631 



300. Responsive resistivity variation in aluminium powder . . . 632 



301. Electromotive response of tin ........ 630 



302. Magnetic response of iron ........ 633 



Effect of tetanisation in inducing E stage, diminution or reversal of normal 

 response seen in : 



303. Mechanical response of frog's nerve . . . . . . . 635 



304. Mechanical response of nerve of gecko ...... 642 



305. Mechanical response of india-rubber . . . . . . . 642 



306. Responsive resistivity variation in tungsten ..... 638 



CORRELATION OF PSYCHIC AND PHYSIOLOGICAL RESPONSE 



307. Expansive and contractile response in muscle . . ... 649 



308. Relation between stimulus and response in sciatic nerve of gecko . 657 



309. Relation between stimulus and response in sciatic nerve of bull-frog 658 



310. Relation between stimulus and response in sensory optic nerve of 



Ophiocephalus 659 



311. Relation between stimulus and response in plant nerve . . . 659 



312. Relation between stimulus and response in magnetic substance . 660 



EXPERIMENTS WITH SENSIMETER ON ELECTROTONIC VARIATION OF 

 SENSATION 



313. Conversion of pleasurable sensation to painful under kathode 



(mechanical stimulation) ........ 670 



314. Conversion of painful to pleasurable sensation under anode (mechani- 



cal stimulation) . . . . . . . . . . 671 



