742 



INDEX 



Protoplasm, chemical and physical properties 

 of, 19. 



decomposition products of, 68, 70, 249. 



differentiations of, 16. 



formation of, in animals, 25. 

 in plants, 23. 



inclosures in, 21, 22. 



morphology of, 20. 



motility of, 42. 



osmotic properties of, 31 seq. 



power of, to store oxygen, 27. 



relation of, to nucleus, 17. 



state of aggregation of, 19. 

 Protoplasmic processes, 42. 



of nerve cells, 559. 

 Pseudoglobulin, 154. 

 Pseudohsemoglobin, 152. 

 Pseudonuclein, 75. 

 Pseudopodia, 36, 42. 



of Amoeba, 35, Fig. 20; 36, Fig. 21; 42, 43. 



of Gromia oviformis, 35, Fig. 19. 



of Polystomella venusta, 17, Fig. 14. 



of Thalassicola nucleota, 18, Fig. 15. 

 Psychical activities, organs of, 666. 



substratum of, 629. 

 Psychical disturbances after extirpation of 



thyroid, 361. 



Psychical influence over reflexes, 577, 579. 

 Psychology of Gall, 629, 630. 

 Psycho-physical events, time required by, 673. 

 Psycho-physical functions of the cerebrum, 



658. 



Pterygoid muscles in mastication, 278. 

 Ptyalin, 245, 246. 

 Puberty, in the male, 692. 



in the female, 697. 



influence of, on growth, 708, 709, 710 

 Pulmonary arteries, 161. 



pressure in, 228. 

 Pulmonary circulation, 227 seq. 

 Pulse, arterial, 212. 



venous, 234. 



Pulse curve, 12, Fig. 11; 216, Fig. 88. 

 Pulse rate, see Heart beat. 



as affected by food, etc., 197. 



at different ages, 197, Fig. 71. 

 Pulse volume, 204. 



dependence of, on flow from great veins, 184. 

 Pupil, constriction of, 528. 



by cortical stimulation, 658. 

 center for, 529. 



dilatation of, 528. 



by cortical stimulation, 658. 

 center for, 529. 



Purin bases, 76, 255, 372, 382. 

 Purkinje's figure, 516. 



Putrefaction in the intestine, 297, 298, 378. 

 Putrefactive products, 295, 378. 

 Putrescin, 249. 



Pyloric fistula, 267. 

 Pyloric glands, 266. 

 Pylorus, inner vation of, 284, Fig. 114. 



movements of, 283. 



Pyramidal cells of the cortex, 634, Fig. 284. 

 Pyramidal tracts in the cord, 593, 595, 596, 



647, 648. 

 Pyrimidin, 76. 

 Pyrrolidin nucleus, 71. 

 Pyrrolidin-carboxylic acid, 71, 72, 249. 



Qualitative relations between stimulus and 



sensation, 451. 

 Quantitative relations between stimulus and 



sensation, 455. 

 Quotient, respiratory, 105, 343. 



Radiation of heat, 403. 



Radium, 58. 



Rami communicantes, 687, 689 



Ration, Voit's, 142. 



Ration for woman, 143. 



Reaction time, 673. 



as effected by fatigue, etc., 674. 



discrimination, 676. 



muscular, 675. 



simple, 673. 



to different sensory stimuli, 674. 

 Receptaculum chyli, 349. 

 Recovery after fatigue, 66. 



of muscle, 445, 446. 



of nerve, 443. 



of visual organ, 539. 



Recovery of muscular functions after destruc- 

 tion of cortex, 646. 

 Rectum, innervation of, 289. 



reflex induced from, 299.' 

 Recurrent fibers, 584. 

 Recurrent sensibility, 566. 

 Red blindness, 546. 

 Red blood corpuscles, see under Blood. 

 Red-green blindness, 547. 

 Reduced eye, 512. 

 Reducing substance in urine, 383. 

 Referred pains, 689. 

 Reflection of pulse waves, 214, 218. 

 Reflex, causing ejaculation, 693. 



contractions, 571, Fig. 256. 



definition of, 411, 570. 



fall of blood pressure, 237, Fig. 98. 



origin of tonus, 581. 



processes, 575. 



responses to different stimuli, 580. 



rise of blood pressure, 236, Fig. 97. 



stimulation of nerve cells, 570, 571. 



touch, 660. 

 Reflexes, axon, 584, Fig. 258. 



augmentation of, 579. 



facilitation of, 579. 



