668 



INDEX 



Olein, 42 

 Olfactory area, 134 



bulb and tracts, 134 



tubercle, 134 

 Omasum, 294 

 Oncometer, 452, 573 

 Oocytes, 619 

 Ophthalmoscope, 142 

 Opsonins, 615 

 Optic axis, 159 



chiasma, 162 



disc, 141 



fibres, decussation of, 162 



nerve, 162 



thalamus, 112, 162 



tracts, 162 

 Optimum stimulus, 227 

 Ora serrata, 142 

 Organ of Corti, 171 

 Organic acids as salts in food, 340 

 Organs of Golgi, 105 

 Osmosis, 21 {see Appendix III.) 

 Osseous labyrinth, 170 

 Ossicles of ear, 167 

 Ossification, process of, 45 



centre of, 45 

 Osteoblasts, 46 

 Osteoclasts, 46 

 Osteomalacia, 50 

 Otoliths, 118 

 Ovary, 607, 619 

 Ovum, 616, 618 

 Oxalates on blood, 477 

 Oxalic acid in urine, 566 

 Oxidation coefficient, 254 

 Oxy-acids {see Appendix I.) 

 Oxybutyric acid, 358 

 Oxygen, head of, 545 



in blood, 492 

 Oxyhsemoglobin, 487 

 Oxyntic cells, 310 

 Oxyphil leucocytes, 483 



Pacemaker of heart, 430 

 Pacinian corpuscle, 97 

 Pain, 100 



referred, 98 



sensation of, 100 



spots, 100 

 Palmitic acid, 42 

 Palmitin, 42 

 Palpation of pulse, 442 

 Pancreas, 300, 601 



islets of Langerhans {see Lan- 

 gerhans) 



removal of, 357, 601 



Pancreatic secretion, 319 

 action of, 320 

 character of, 320 

 enzymes of, 320 

 nervous, control of, 322 

 physiology of, 321 

 Papillary muscles, 387 

 Paradoxical contraction, 72 

 Paralysis, 191 



crossed, 194 

 Paramyosinogen, 208 

 Parathyreoid, 603 

 Parotid gland, 305 

 Parthenogenesis, 616 

 Partial jjressure of oxygen and car- 

 bon dioxide in blood, 541 

 pressure of gases in air vesicle, 

 539 

 Passage of carbon dioxide from 

 tissues to blood, 546 

 of oxygen from blood to tissues, 

 545 

 Peas as food, 290 

 Pectinate muscle, 386 

 Peduncles of cerebrum (seeCerebrum) 

 Pelvis, nerves of, 198 

 Penis, 621 



erection, 623 

 Pentosans, 287 

 Pepsin, 310 



source of, 310 

 Pepsinogen, 311 

 Peptides, di-, tri-, 19 

 Peptone {see Appendix II.) 

 Perfusion method of studying action 



of drugs, 453 

 Pericardium, 389 

 Perichondrium, 46 

 Perilymjih, 170 

 Perineurium, 57 

 Peripheral resistance, 451 

 Peristalsis, 333 



nervous mechanism of, 333 

 of bladder wall, 581 

 of intestine, 333 et seq. 

 of wall of ureter, 581 

 Peyer's patches, 296 

 Pfliiger's law, 72 

 Phacoscope, 147 

 Phagocyte action, 484 

 Pharvnx, 307 

 Phenol, 330, 563 

 Phloridzin, injection of, 357 

 Phosphatides, 19, 58 

 Phospho-protein {see Appendix II.) 

 Phosphorus in food, 289 



