INDEX. 



195 



sory stimuli on, 53 57; the vagus as 

 a secretory nerve of the, 57 ct seq. ; 

 the stimuli of the, 113 ; differing 

 effects of acids and of alkalies, 113 

 ct scq. and of such stimulating 

 substances as pepper, &c., 115 ; the 

 gastric juice as an exciter of the, 116 ; 

 the real exciting agent of secretion 

 of, 116, note ; probable influence of fat 

 on the secretions of the, 120 ct seq. ; 

 correction of error as to the effect of 

 sleep on, 123 ; can a desire for food 

 excite the ? 124, 125 ; water as an ex- 

 citer of, 125 ; acids as exciters of, 

 141 



Pancreatic juice, effect of introducing 

 it into the stomach on pancreatic 

 flow, 115, 116 ; effect of bile on the 

 ferments of the, 157 ; and on the 

 rate of flow of, 158 ; as an exciter of 

 the secretion of kinase, 160, 161 ; in- 

 fluence of the succus entericus on 

 the digestive power of, 161, 162 ; the 

 zymogen condition of ferments of, 

 161 ct seq. 



Parotid saliva, effect on flow ; of flesh, 

 68 ; of bread, 68, 69 ; of acids, 152 



Pawlow, the method of forming pan- 

 creatic fistulse devised by, 5-8 



Pawlow's stomach-pouch, mode of 

 forming, 11-13 ; question as to how 

 correctly it represents the effects of 

 influences on the main stomach, 107 ; 

 its use in the study of the pathology 

 of digestion, 167, 168 ; compensatory 

 action of, in disturbed states of the 

 large stomach, 172, 173 



Pepper has no stimulating action on 

 the pancreas, 115 



Pepsin, ready method of obtaining 

 pure, 10 ; comparison between the 

 natural and commercial forms of, 10 ; 

 digestive power of, 26 ; as a remedy 

 for loss of appetite, 76 ; action of 

 bile on, 118, 157, 158 



Peptic glands, disease of, set up arti- 

 ficially by means of nitrate of silver, 

 169, 170 ; by cold, 170, 171 



Peptone ineffective as an exciter of 

 gastric juice, 96, 97 ; and of pan- 

 creatic juice, 115 



Peripheral endings of nerves, 63 ; their 

 functions as receiving stations, 63, 64 



Peristaltic action of the digestive canal. 

 163 ct seq. ; regulative mechanisms of, 

 164 



Pharmacology, 179 it scq. 



Phosphoric acid as an aid to digestion, 

 141, 154 



Physiology, importance of surgical 

 methods in, 15 



Physostigrnin, action of, 61 



Prosecretin, 117, note 



Proteids, flow of gastric juice not ex- 

 cited by, 96 



Proteolytic power, Mett's method of 

 determining, 25, 26 ; of the pancreatic 

 secretion, 38 ct scq. ; of bile, 157 ; of 

 pancreatic juice, influence of the suc- 

 cus entericus on, 159 



Psychic effect, influence of desire for 

 food. See under Gastric juice, Sali- 

 vary glands, Sham feeding 



Ptyalin, 152 



SALIVA flow of, nervous mechanism 

 of 46 ; mixed nature of, 46 ; func- 

 tions of, 66 ct seq. ; properties of 

 the, from the several glands, 68 ; 

 application of acids, &c., to buccal 

 cavity without influence on, 70 ; as 

 also mechanical stimuli, chewing 

 and swallowing, 70 ; its effect on 

 the gastric secretion, 116 ; adapta- 

 bility of, to special foods, 150, 151 ; 

 action of stimuli on flow of, 151 et 

 seq. 



Salivary glands, nerve supply of, 

 45 et seg. ; nervous apparatus of, 65 ; 

 excitation of, by the desire for food, 

 66 ; by noxious influences, 66 ct scq. ; 

 by psychic influences, 152, 153 ; 

 adaptability of, 153 



Sand, effect of, on submaxillary gland, 

 68, 151, 152 



Sciatic nerve and its relation to gastric 

 digestion, 53 



Secretin as an excitant of the pancreas, 

 116, note 



Secretory nerve, 46, 53 



Sham feeding, 50 ; curve of gastric 

 secretion with, 82 ; gastric digestion 

 with and without, S3 



Sleep, correction of error as to the flow 

 of the pancreatic juice being stopped 

 by, 123 



