Xiv LIST OF WOODCUTS. 



I'A'iK 



25. Smooth Muscle-Fibres 97 



lit;. Nrrvr-Filiivs 101 



'-'7. Ganglion-Cells with Nerve-F lOfi 



28. Spring .My<>_r;i|ili i't' K. du Bois-K"\ mond . . . . 112 



l".'. rrop:r_';iti'.n ni' the Excitement in the Nerve . . . lit 



30. Electron >mi;$ 127 



31. Elnctrotonna under the influence of Currents of varying 



Strength 130 



:!_'. Rhcochord 133 



:;:;. Klectrotonus 140 



34. Series of Magnetic Needles representing Nerve-Particles . 117 



86. Kheochord 149 



3G. Electric Current . . . ... I.V.' 



37. Multiplier . ... . .161 



38. Reflecting Galvanometer. ... ... 



:'.'.!. Du Bois-Bcymond's homogeneous Diverting Vessel . . 



40. Distribution of Currents in [rregular Conductors . . . 170 



41. Electric Fall ' . .172 



42. Fall in different Wires . . . . 171! 



43. Current-Paths in a Conductor .... . 17"> 



44. Current-Curves and Tension-Curves . . . . 1"S 

 4.'. Dn Bois-Beymond's Diverting Cylinders . . 181 

 4(5. Measurement by Compensation of Differences in Tension . 184 



47. Du Bois-Beymond's Bound Compensator .... 186 



48. Diagram of Electric Measurement by Hound ' Compensator 187 



49. A Regular Muscle-Prism ... . 1I>0 



50. Currents in a Muscle-Prism . . . . 192 



51. Tensions on the Longitudinal HI id Cross Sections of a 



);< irubr MiiM-li'-Prism ... . 193 



52. Tensions in a Begular Muscle-Bhombns . . 

 :,:;. Currents in a Begular Muscle-Bhombus . . . 



:,t. Currents in the Graatxocnemius . . . -"" 



:.:,. Muscle-Current during Pulsation . -"'' 

 B6. Deflection of the Magnetic Needle by the ^Till . . 

 B7 and 58. Secondary Pulsation . . 

 :,;i. TI-IIMOII in Nerves . 



CO. Changes in Tension during Electrotonus . . 220 



c,l. Tli.M.ry of M.T_rnrti.Mii . -''<) 



r,L'. Diagram of a Piece of Muscle-Fibre . . -'31 



,;;;. ] )j ; , _, ,-;,, ,,f il,c Electric Action in an \ gl j.'ition of 



.Mii>.-l'-Kli-iiii-nts 



r,i. Diagram of an oblique Cross-Section ., . . . -34 



