INDEX. 



Nerves, hypoglossal, 122 



laryngeal, inferior, 128, 129 

 superior, 128 



lingual, 122 



optic, 179 



vagus, 87, 100, 114, 128, 129 

 Nervous system, physiology of, 47 

 Newton's rings, 61 

 Nicotine, action on heart, 90 



on nerve cells, 124 

 Nitric-acid test for proteids, 131 



Ohm, 15 



Ohm's law, 14 



Oncometer, 167 



Ophthalmoscopy, 192 



Optical defects, 186 



Optic lobes, removal of, in frog, 48 



nerve, 179 



Optics, physiology of, 179 

 Oxy-haemoglobin, spectrum of, 75 



Pancreas, excision of, 141 

 Pancreatic diabetes, 141 



juice, 135 



action on fats, 136 

 action on proteids, 135 

 action on starches, 136 



secretion, mechanism of, 138 

 Palpation, 150 

 Paramcecium, 7 

 Pasteur fluid for yeast, 4 

 Pepsin, action of, 133 

 Peptone, effect on blood coagulation, 



170 



Peptones, 132 

 Peptonuria, 170 

 Percussion, 150 

 Perfusion of frog's heart, 92 



of rabbit's heart, 117 

 Perimetry, 193 

 Peristalsis, cesophageal, 127 



Pettenkofer test for bile acids, 137 

 Pfliiger, laws of constant currents, 



41, 42 



Phrenic nerve, 156 

 Physiological salt solution, diuretic 



action of, 169 

 Pilocarpine, action on heart, 89 



action on salivary secretion, 124 

 Pithing, frog, 10 

 Plasma, blood, 56 



salted, 58 



Plethysrriograph, 108 

 Plica semilunaris, 178 

 Porter, ergograph of, 32 



plethysmograph of, 108 

 Potassium salts, action on heart 



muscle, 95 

 Presbyopia, 191 

 Pressure, pulmonary, 153 



intrathoracic, 153 

 Proteids, tests for, 130 



differentiation of, 132 

 Proteoses, 132 

 Protococcus, i, 2 

 Protozoa, 5, 6, 7 



effect of gases on, 8, 9 

 Pseudopodia of amoeba, 6 

 Pulse, record of, 105, 106 



volume, 107 

 Puncta lachrymalia, 178 



Quotient, respiratory, 164 



Rabbit, blood pressure of, 27 

 Reaction, iodine, for blood, 65 

 of degeneration, 44 

 time, for sound, 50 

 for touch, 51 

 for vision, 50 

 xantho-proteic, 131 

 Reflex action, in frog, 47, 48 



centres, 49 

 20 3 ] 



