CLASSIFIED LIST OF EXPERIMENTS 739 



RESPONSE OF SKIN 



PAGE 



124. Current of rest in vegetal skin ....... 298 



125. Isolated responses to mechanical stimulus of upper and lower surfaces 



of grape skin . ......... 299 



126. Isolated responses of frog's skin ....... 300 



127. Isolated responses of skin of tomato . . . . . . 307 



128. Response of grape-skin to thermal shocks . ..... 301 



129. Response of grape-skin to equi-alternating shocks . .... 302 



130. Response of frog's skin to equi-alternating shocks .... 303 



131. Response of tomato-skin to equi-alternating shocks . . . 308 



132. Exhibition of positive after-effect ....... 309 



133. Response of skin of tortoise ........ 307 



134. Response of intact human skin ....... 300 



135. Illustrative response of pulvinus of Mimosa showing cyclic variation 303 



136. Illustrative autonomous response of Desmodium exhibiting cyclic 



variation ...:....... 304 



137. Normal response of skin of gecko . ...... 310 



138. Abnormal diphasic response of skin of gecko, converted to normal 



after tetanisation . . . . . . . ..311 



RESPONSE OF EPITHELIUM AND GLANDS 



139. Resting current in foot of snail . . . . . . .318 



140. Reversal of true resting current by injury . . . . . . 319 



141. Response of water-melon . . . . . . . 3!5 



142. Response of glandular foot of snail ....... 316 



143. Response of human arm -pit ........ 319 



144. Response of human lip . . . . . . . . . 320 



145. Response of human tongue ........ 322 



146. Normal response of pulvinus of Mimosa, reversed after tetanisation 



147. Response of Dilknia and its reversal after tetanisation . . . 326 



148. Reversed response of Dillenia under feeble stimulation . . . 328 



RESPONSE OF DIGESTIVE ORGAN 



149. Determination of natural current of rest in digestive organ of 



Nepenthe 335 



150. Excitatory electric response of fresh pitcher of Nepenthe . . 338 



151. Response of Nepenthe at intermediate stage ..... 339 



152. Response of pitcher of Nepenthe with entrapped insects . . 339 



153. Normal response of digestive leaf of Drosera and its reversal after 



tetanisation .......... 34 2 



154. Response of frog's stomach to mechanical stimulation . . . 345 



155. Response of stomach of tortoise to electric stimulation . . . 345 



156. Normal response of stomach of gecko and its reversal after tetani- 



sation 346 



157. Multiple response to strong stimulus in pitcher of Nepenthe when 



fresh 341 



3 B2 



