INDEX. 



323 



PEE 



Prevost and Dctmar, 45 

 Prism. See Muscle Prism 

 Propagation, of the pulsation 

 within the muscle-fihre, 99; 

 of the irritation within the 

 nerve-fibre, 110, 114, 287 ; of 

 the negative variation in the 

 nerve-tibre, 129 

 Protoplasm, 5 

 Protoplasmic movement, 6 

 Protoplasmic processes, 106 

 Pulsation, 31. 56, 210 ; secondary, 

 210, 314 ; law of, 135, 142,299 



pADIATION of sensations, 276 

 ^^ Eate of excitement in the 

 nerve-fibre, 98 ; of transmission 

 within the nerve-tibre, 110, 1 1 4, 

 129, 287 

 Reaction in muscles, 87 

 Receptive apparatus of sensory- 

 nerves, 283 

 Reflection, 290 

 Reflex actions, 274, 290, 301 

 Respiratory movements, 272 

 Resj)iratory centre, 272 

 Rest of muscles, 37 

 Retardation {Hemmunfi^j, 80 

 Eetardatory nerves, 263 

 Rheochord, 133, 149, 184 

 Rhombus. See Muscle-rhombus 

 Rhythmic movements, 272, 281 

 Ritter's tetanus, 132, 143 



OARCOLEMMA, 16, 101, 233 

 ^ Schwann, 70 

 Secretory nerves, 213, 262 

 Secondary pulsation, 210, 314 

 Secondary'- tetanus, 211 

 Semi-penniform muscles, 91 

 Sensation, 1, 262 

 Sensitive machines, 251 

 Sensitive plant, 2 

 Shaft of a bone, 19 

 Short bones, 1 8 

 Shortening of muscles, 12, 28 



TRU 



Skeleton, muscles of, 13 



Skin-currents, 207, 213 



Sliding inductive apparatus, 35, 



119' 

 Smooth muscle-fibres, 12, 96, 206 

 Sockets, 19, 93 

 Source of muscle-force, 42 

 Specific energies, 286 

 Specific warmth, 76 

 Steam engine, comparison of, 



with muscle, 82 

 Stinging-nettles, movements in 



hairs of, 8 

 Strauss, 290 

 Striated muscle, 1 1 ct seq. 

 Sugar, 73, 80, 85 

 Surface, electromotive, 179, 227 



TAIL of muscle, 13 



-*- Tangent galvanometer, 162, 



310 

 Temperature, influence of, on 



muscles and nerves, 86, 124 

 Tench, 101 

 Tension, electric, 168, 171, 220, 



311 

 Tension-curves, 179, 190 

 Tension, differences of, 182, 311 

 Tension-lines, 179, 190 

 Tension-surfaces, 179 

 Terminal apparatus of nerves, 



262, 267 

 Tetanus, 34, 37, 41, 109, .300; 



secondary, 211, 314 

 Thermic irritants, 109 

 Thermo-electricity, 74 

 TiEGEL, 300, 309 

 Time, measurement of, 51, 61, 98, 



111, 115, 131,288 

 Tonic contraction, 272 

 Torpedo, 155, 158 

 Transmission, in the nerve-fibre, 



110, 141, 287; isolated, 117, 



316 : duplex, 217, 312 

 Transverse currents through the 



nerves, 309 

 Trunk of a muscle, 13 



