432 



INDEX 



Membranes, adsorption, 109 ; cell, 107, 

 108, 378 ; for dialysis, 67, 405 ; lipoid, 

 242, 243 ; of variable permeability, 

 111, 132; polarised, 116; selective 

 permeability of, 116; semi-permeable, 

 41, 110, 398, 399. 



Mercury, amoeba, 404. 



Mercury heart (Ostwald's), 404. 



Metabolism, definition of, 2 ; effect of 

 intensity of temperature on, 337, 341, 

 361 ; of nerve centres, 187. 



Metabolites, function of, 381. 



Micelle, ionic, 45. 



Micron, 74. 



Milk, 87. 



Mimicry, of amoeboid movements, 131, 

 403, ^404 ; of cell structure, 414 ; of 

 mucoid secretions, 153, 415. 



Mirror images (optical activity), 101, 105, 

 106. 



Mitosis, 381, 382. 



Model of kidney, 414 ; nerve cell, to 

 illustrate Miiller's law, 184; polari- 

 meter, 102 ; receiving and reacting 

 neuron, 185. 



Miiller's law, 183, 184, 193. 



Muscle, efficiency of, 143 ; electrical 

 changes in, 143 ; energy of, a surface 

 phenomenon, 137 ; excitatory process 

 in, 146 ; heat production in, 145 ; 

 oxygen consumption of, 138 ; phases 

 of action, 136, 145. 



Narcotics, action of, on nervous impulse, 

 186 ; on soaps, 83. 



Narcotics and stability of emulsions, 86, 

 389. 



Negative osmosis, 113, 115. 



Negative polarisation, 189. 



Nerve, carbon dioxide production in, 187. 



Nerve cells, 182. 



Nerve, conductivity of, 183 ; elasticity 

 of. 169 ; electrical change in, 188 ; 

 fatigue of, 187 ; heat production in, 

 188 ; mechanical stimulation of, 183. 



Nervous impulse, decrement of, 186 ; 

 nature of, 188 ; refractory period in 

 conduction of, 186 ; temperature co- 

 efficient of, 185. 



Neuron, 182 ; Brownian movement in, 

 183. 



Neutrality, definition of, 57 ; preserva- 

 tion of", 241, 252, 331. 



Newton's laws of cooling, 342 ; of thermo- 

 dynamics, 37, 46, 49. 



Nicol's prism, 102. 



Nitrogen cycle, 390. 



Normal solutions, 60. 



Nucleus, 129. 



Nucleus and mitosis, 381 ; and oxidative 

 changes, 384. 



( )il in water dispersions, 84, 414. 



Olfactory nerve, 196. 



Oocytin, 380. 



Ophthalmoscopy, 224. 



Opsonins, 155. 



Optical activity, 101 ; due to asym- 

 metric forces, 105 ; factors modifying, 

 102 ; measurement of, 104. 



Optical isomers, 105, 106 ; and enzyme 

 action, 98, 106. 



Optical resonance, 73. 



Optimal, incidence of energy to nerve, 

 184 ; rate of work, 396 ; temperature 

 for enzyme action, 94. 



Organ of Corti, 210. 



Organogenesis, 385. 



Osmometer, preparation of, 41, 398. 



Osmosis, electrical, 112, 115, 399. 



Osmosis in cells, 107, 108. 



Osmosis, negative, 113, 115. 



Osmotic growths, 399. 



Osmotic pressure, and lowering of freez- 

 ing point, 43 ; and growth, 379 ; and 

 secretion, 153 ; and turgor, 364, 399 ; 

 and vapour pressure, 43 ; cause of, 37 ; 

 definition of, 42 ; demonstrations of, 

 398, 399 ; measurement of, 399, 402 ; 

 of blood, 157, 398 ; of colloids, 45 ; 

 of electrolytes, 44, 398 ; of urine, 157, 

 399. 



Ossicles, auditory, 202, 204. 



Ostwald, Wo., 66, 72 ; (physical heart), 

 404. 



Oxidase, 96. 



Oxidative removal of lactic acid, 138, 

 140. 



Oxygen, calorie equivalent of, 31. 



Oxygen, consumption of, glands, 150 ; 

 heart, 284 ; kidneys, 156, 160 ; lungs, 

 311 ; muscle, 142; organism, 380. 



Oxygen, effects of want of, 381, 389 ; 

 solubility of, 247 ; 



Oxygen tension and barometric pressure, 

 266. 



Oxygen tension in air, 246 ; in alveoli of 

 lung, 249 ; in arterial blood, 249 ; in 

 tissues, 249 ; in venous blood, 249. 



Oxygen transport by blood, 246. 



Oxyhaernoglobin, 249. 



Pacinian corpuscles, 194. 

 Parchment paper for dialysis, 40 7. 

 Parthenogenesis, 377 ; artificial, 378 ; 

 stages of, 378. 



