XV111 



LIST OF ILLUSTRATIONS. 



191. Work-diagram (Fick) ..••••• 



192. Isotonic curve drawn by a double semi-membranosus preparation 



(Fick) ••■••.■■• 



193. Series of isotonic curves with increasing loads (Fick) 

 193a. Work-diagram for the same muscle (Fick) 



194. Isotonic and isometric curve of the same muscle, represented as spring 



ing from the same base line (Fick) .... 



195. Blix's apparatus for recording isometric and isotonic curves synchron 



ically . • • • • • • ' 



195a. Enlarged view of the same apparatus to show the torsion rod from 



above ..•••••■ 



196. Series of "after-loading" curves with increasing load (v. Kries) . 



197. v. Kries's apparatus for taking " after-loading " curves and "arrested 



contraction " curves ...-•• 



198. Series of " arrested- contraction " curves (v. Kries) 



199. Isotonic curve and arrest curve of the same muscle, as in Fig. 200 



cooled to 6° C. (Schenck) ..... 



200. Isotonic curve and arrest curve of a muscle, warmed to 31 0, 5 C. (Schenck) 



201. Isometric and isotonic curves of the same muscle (Schenck) 



202. Schenck's apparatus for taking "jerk curves " 



203. Isotonic and jerk curves (Schenck) .... 



204. Curves of isotonic and arrested contractions of an unloaded muscle 



(Kaiser) .....•••• 



205. (1) Isotonic curve of unloaded muscle, at temperature 14° C. ; (2) the 



same, at 25° C. ; (3) at 0° C. ; (4) at 14° C, with load on muscle 

 (Kaiser) ........ 



206. Isotonic curves of muscle unloaded on the summit (Kaiser) 



207. ,, „ with same muscle more heavily loaded (Kaiser) . 



208. Series of release curves following arrest, with muscle cooled to 0° G 



(Kaiser) ........ 



209. Isotonic and arrest curves of an unloaded muscle. Modified from 



Kaiser ........ 



210. Two isotonic curves of an unloaded muscle (Kaiser) 



211. Isotonic curve and release curve, after arrest, of an unloaded muscle 



(Kaiser) ........ 



212. Muscle curve, showing summation of inadequate stimuli (Richet) 



213. Method of measuring mechanical latency of muscle 



214. Facsimile of the photographic record of the beginning of the contraction 



of the sartorius ....... 



215. Fatigue curve of muscle (Kronecker) .... 



216. Muscle curves showing the effect of fatigue (Waller) 



217. Showing curves of rigor mortis of white and red muscles of rabbit 



(Bierfreund) ....... 



218. Curves of rigor mortis in fresh and exhausted muscle (Nagel) 



219. Engelmann's apparatus for recording contraction of a violin string on 



heating ........ 



220. Blix's apparatus for taking the extension curves of muscle with the load 



either increasing or decreasing (Fick) . . . • 



221. Two extension curves of the same excited muscle taken continuously 



with decreasing and increasing loads (modified from Fick) 



222. Showing the arrangement of the fibres in the gastrocnemius muscle 



223. Diagram of method for studying the electrical properties of muscle 



224. Non-polarisable electrode ...... 



225. Diagram of muscle rhomb ...... 



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