INDEX. 



781 



Proteids, absorption of, from alimentary 



canal, 307 



a source of fat, 427 

 ,, composition of, 428 

 ,, characters of, 701a 

 ,, coagulated, characters of, 715a 

 decomposition of, by digestion, 



720a 

 products of decomposition* of, 



721a 

 ,, theory of composition of, 



722a 

 Protoplasm, fundamental Phenomena 



of, 13 



composition of, 699a 



Psychical blindness, 631 



,, characters of new-born infant, 



687 



Ptyalin, 237 



Puberty, phenomena attending on, 688 

 Pulmonary alveoli, determination of car- 

 bonic acid tension in, 347 

 Pulse, 161 



., waves produced on artificial 



scheme, 161 

 ,, rate at which it travels, 163 



circumstances determining, 



163 



general causation of, 164 

 secondary waves in, 165, 171 

 dicrotic, 166 

 ,, tricrotic, 166 

 polycrotic, 166 

 anacrotic, 166, 173 

 katacrotic, 166 

 ,, causes of dicrotic wave of, 167, 



169 



predicrotic wave of, 168 

 ,, dicrotic wave, variations in, 173 

 ,, venous, 174 

 rate, as influenced by respiratory 



movement, 371 



Pulse- waves, sphygmographic tracings, 

 162*, 165*, 1(56*, 167*, 168*, 169*, 

 170*, 171*, 173* 

 Pupil, movements of, 500 

 by what contracted, 500 

 ,, dilated, 500 

 ,, diagrammatic representation of 



nerves governing the, 502* 

 , , nervous mechanism of contraction 



of, 507 

 by what means dilated, 503 



relations of cervical sympathetic 



to, 503 



action of atropin on, 503 

 relation of fifth nerve to, 506 

 ,, accommodation associated with 



movements of the, 505 

 Purkinje's figures, 512, 513*, 514* 



Quadrupeds, locomotion of, 664 



Reaction, period, 644 



,, reduced, 644 



Recurrent sensibility, 483 



Red corpuscles, composition, 26 



number in the blood, 28 



proportion to white cor- 



puscles, 29 

 origin of, 29 



destruction of, 30 



,, connection with bile 



pigment, 31 

 Reflex actions, nature of determinants 



of, 10J 



dependent on nature of 



afferent impulses, 586 



dependent on intensity 



of stimulus, 587 

 , , varying with area of skin 



stimulated, 588 

 in the mammal, 586 



indicating choice, 589 



,, inhibition of, 590 



time taken up in, 593 



Reflex inhibition of heart, 188 

 Regeneration of tissues and organs, 667 

 Reproduction, tissues and mechanisms 



of, 667 



Renal circulation in amphibia, 405 

 ,, epithelium, share in secretion of 



urine, 404 



,, nerves, result of section of, 403 

 Rennet, action of, 246 

 Residual air, 315 



Resonant or Nasal consonants, 660. 661, 

 Respiration, nature of, 312 



mechanisms of pulmonary, 



314 



rhythm of, 316 



,, Facial and Laryngeal, 324 



,, changes of air in, 326 



chemical aspects of, 352 



,, nervous mechanism of, 353 



,, effects of pneumogastric on, 



355 

 ,, inhibition of, by superior 



laryngeal nerve, 357 

 ,, Cheyne- Stokes, 362 



, , effects of, on the circulation, 



364 



,, influence on the pulse-wave 



and median blood-pres- 

 sure, 365* 



,, effects of artificial, on blood- 



pressure, 370 

 cutaneous, 386 



,, of new-born infant, 679 



Respiratory centre, 354 



,, ,, theory of action of, 



358 



,, ,, action of, modified by 



various influences , 

 359 



,, ,, action of dependant 



on condition of 

 blood, 360 

 ,, ,, influenced by loss of 



oxygen, 362 



Respiratory changes in the blood, 329 

 ,, in the lungs, 344 



