242 



ELECTROLYTES IN BIOLOGICAL SYSTEMS 



Myelin, 158, 172 

 Myelinated fibers, 172 



Negative after-potentials, 161 



Nerve, 157, 159, 160, 163, 164, 170-172, 180 



Nerve activity, 171 



Nerve conduction, 161 



Net flux, 199, 212 



Neurohypophyseal extract, 208, 213 



N euros pora crassa, 26 



Nicotinamide, 145 



Nitrate, 106, 109, 180, 187 



Nitrous oxide, 214 



Nonchloride space, 231 



Nucleic acids, 69 



Nutrient solution, 185 



One-way exchange, 206 



One-way osmosis, 206, 207, 209 



Organelles, 158 



Ornithine, 29 



Orthophosphate, 66, 118, 119 



Osmosis, 206-209 



Osmotic pressure, 130 



Outer zone, 68, 94, 96 



Outflux, 126, 163, 164, 168-172, 212, 213 



Outward osmosis, 206 



Ox, 181 



Oxaloacetate, 150 



Oxidation-reduction, 189, 190 



Oxidative recovery, 162 



Oxygen, 90, 145, 190 



Parietal cells, 186, 192, 195 



Partial conductance, 181, 186 



Passive difTusion, 176, 177, 179, 181-185, 187 



Passive exchange, 106 



Passive transfer, 163, 164, 177, 181, 184 



Penicillin, 29 



Peptides, 26 



Permeability, 9, 15, 17, 19, 26, 67, 79, 89, 



169, 186 

 'Permeability coefficient', 208 

 Perm-selective membranes, 149 

 pH, 35, 69, 74, 77-79, 83, 84, 87, 96, 183, 



194, 198, 199, 213, 224 

 ph optimum, 91, 92 

 Phenyl urethane, 40, 51, 56 

 Phosphatases, 67, 91 

 Phosphate, 12, 15, 66, 67, 69, 79, 80, 83, 93, 



108, 112, 118, 147, 214, 215 

 Phosphoenolpyruvate, 148 

 Phosphoglyceraldehyde dehydrogenase, 45, 



93 

 Phosphoglycerate, 45, 52 

 Phosphorylation, 92, 93 



Photosynthesis, 37, 42, 52 



Physostigmine, 137 



Pigeon, 146 ' ' ' 



Pilocarpine, 212 



Plant micronutrients, 102 



Plant roots, loi 



Plasma, 35, 187 



Polyphosphates, 69, 71, 83 



Polysaccharide, 83, 87, 90, 91 



Pores, 208 



Potassium, 35-64, 66, 67, 73, 74, 76-79, 82- 



84, 90, 91, loi, 103, 106-109, 112-120, 



123, 157, 159-172, 184, 186, 212, 215, 



222, 225 

 Potassium chloride, 180 

 Potassium loss, 67, 75, 82 

 Potassium retention, 82 

 Potassium stimulation, 88 

 Potential, 170, 180, 185, 189, 192, 212, 215, 



226, 229 

 Potential difference, 172, 180, 182-184 

 Potential energy, 171 

 Procaine, 212 

 Proline, 29 

 Propionate, 212 

 Propionic acid, 29 

 Protein, 113 



Pump, 96, 186, 190, 232-234 

 Pyridoxal, 137 

 Pyruvate, 52, 67, 82, 88, 135, 136, 162, 191, 



212 

 Pyruvic acid, 67 

 Pyruvic phosphof erase, 148 



Rabbit, 113, 136 



Radioautograph, 21 



Recovery heat, 172 



Redox, 51, 190, 232, 234 



Repetitive firing, 161 



Resistance, 181, 190, 228 



Respiration, 56, 67, 73, 86-90, 101-103, 161, 



171, 172, 206 

 Respiratory quotient, 87 

 Resting cell, 67, 79 

 Resting potential, 157, 159-161, 164, 165, 



169, 170, 187 

 Ringer's, 164 

 Roots, loi 

 Rubidium, 17, 78, 84, 85, 105, 108, 109, 



134, 215 

 Rumen, 182 

 Ruminata, 182 



Schwann's sheath, 158 



Sciatic, 158 



Secretion, 35, 182, 185, 187, 189-195, 199 



