234 



INDEX 



Heart dulness, area of, 95 



effects of constant current on, 89 



excised, 82 



excitation wave, transmission of, 81 



exposed, inhibition of, 114 



frog's, action current of, 60 



impulse, 95 



inhibition of, 85 

 reflex, 88 



isolated segments, 82 



mammalian, beating, in situ, 91 

 dissection of, 90 



rate of, 95 



sounds, 97 



staircase phenomenon, 89 



Stannius' experiment, 89 



stimulation of, 85 



summation of stimuli, 89 



ventricle of, isolated strips, 82 

 Heart-beat, conduction through ven- 

 tricle, 83 



effect of temperature on, 81 



normal, 79 



refractory period, 81 



registration of, 79 

 Heart-block, 93 

 Hemin crystals, 78 

 Hemocytometer, 71 



Hemoglobin percentage, estimation of, 73 

 Hemoglobinometer, Fleischl's, 75 



Gowers', 75 

 Hemorrhage, 71 



and saline injection, effect of, on blood- 

 pressure, 111 



influence of, on blood-pressure, 108 

 Hot and cold spots, mechanical stimu- 

 lation of, 169 



thermal stimulation of, 169 

 Hypermetropia, 188 

 Hypogastric nerves, function of, 225 



ILLUSIONS, optical, 204 

 relating to weight, 170 

 thermal, 170 



Images, dissimilar, binocular fusion of, 203 

 Indirect and direct vision, 200 



method for ophthalmoscopic exam- 

 ination of artificial eye, 196 

 Induction coil, 29 

 Inductorium, 30 

 Inflammation of lung, phenomena of, 147 



phenomena of, 147 

 Inhibition of heart, 85 



reflex, 88 



of reflexes upon central paths, 157 

 Innervation of bladder, 225 

 Insufficiency, aortic, schema of, 602 



mitral, schema of, 102 

 Intensity of light and quality of color, 202 

 Intestinal juice, secretion of, chemical 



stimulation of, 218 

 into excised loops, 219 

 mucosa, preparations of, histologic ex- 

 amination of, 219 



Intestine, influence of adrenal extract on, 



219 

 osmotic power of, 217 



Intracardiac blood-pressure, 115 



Intrapleural pressure, 136 



Intrathoracic pressure, effect of varia- 

 tions in, on blood-flow through lungs, 

 147 



Intrayentricular pressure, schema of, 102 



Irradiation, 203 



Irritability of muscle, independent, 35 

 of nerve, 36 



Isolation of esophagus, 207 

 of secretory nerves, 209 



Isometric myograms, 34 



Isotonic myograms, 34 



JAUNDICE, experimental, 216 



KEY, simple, 26 



Kidney, dissection of region of, 222 

 vasomotor supply of, 123 



LACTEALS, 215 



Laryngeal nerve, inferior, 143 



superior, 142 

 Laryngoscope, 176 

 Larynx, 141 



interior of, in man, observation of, 176 

 Law, all-or-none, 82 

 Lens, changes in shape of, 184 



wabbling of, 186 

 Levers, systems, 38 

 Light, intensity of, and quality of color, 



202 



reaction to, 165 

 reflex, 184 

 Localization, cerebral, 163 



touch, 167 



Loring's ophthalmoscope, 195 

 Lungs, blood-flow through, effect of 

 variations in intrathoracic pressure 

 on, 147 



collapse of, 135, 136 

 effect of decreased atmospheric pres- 

 sure on, 148 

 excised, 137 

 frog's, capillary circulation in, 147 



circulation in, 147 

 inflammation of, phenomena of, 147 



MAMMALIAN heart, beating, in situ, 91 



dissection of, 90 



Mammals, rotation effects in, 180 

 Man, speed of nerve impulse in, 56 



vasomotor phenomena in, 123 

 Manometer, membrane, 115 

 Marey's pneumograph, 129 



tambour, 91 

 Mechanical stimulation of hot and cold 



spots, 169 



