1078 



INDEX OP SUBJECTS. 



Oceanic Race, 1011 



Ocular Spectra, 773-778 



Odoriferous secretion of Skin, influence of 

 nervous system on, 874 



Odorous matter in Blood, 234 



Odors, nature of, 740 ; varieties of, 740, 741 



(Esophagus, movements of, in swallowing, 129, 

 130 



Old Age, char.icteristics of, 1029; temperature 

 in, 530 ; diminished power of generating 

 heat in, 548 



Oleaginous constituents of food, 96 ; digestion 

 of, 171, 174; absorption of, by investing 

 cells of Villi, 189-200 note 



Olfactive Cells, 741. 742 



Olfactive Ganglia, 049, 651 



Olfactive Nerves, 613, 651, 740; distribution 

 of, 741 



Olivary bodies, 606 



Omphalo-mesaraic vessels, 930. 934 



Ophthalmic branch of Fifth Pair, 616, 759, 

 760 



Ophthalmic Ganglion, 615, 865 



Optic Commissure, 653 



Optic Ganglia,, 649 



Optic Nerves, endowments of, 652, 653, 744; 

 distribution of, 753 ; deficient sensibility at 

 entrance of, into globe of eye, 756 



Optic Thalami, 650 ; functions of, 659 



Our;m-outang, comparison of, with Man. 39-57 



Osmosis, 194 ; various phenomena of, 194198 ; 

 of constituents of food, 198, 200 



Ossification, completion of, a mark of Adoles- 

 cence, 1026 



Otic ganglion, 865 



Oval Skull, 993 



Ovarium, structure of, 889; development of, 

 889; evolution of ovisacs within, 891 ; dis- 

 charge of ova from, 891 



Overcrowding, a predisposing cause of zymotic 

 disease, 407-414 



Ovisac, 891 



Ovum, structure of primordial, 890; evolu- 

 tion of, 891 ; maturation and discharge of, 

 891 ; fertilization of, 900; first changes in, 

 90 ; subsequent changes in, see Development 

 of Embryo 



Oxalic Acid, action on heart, 316 note; in 

 urine, 5 15 



Oxygen, amount of, in blood, 258; stimulating 

 effect of, on heart, 307 



Oxygen, sources of demand for, 360, 363 ; 

 quantity of, required, 387; exchange of car- 

 bonic acid for, 387 ; excretion of, 424 ; res- 

 piration in, 261, 394, 403 



Pancreas, structure of. 167; nerves of, 167; 



development of, 167 

 Pancreatic fluid, composition of, 168; changes 



in the cell, 1*59 ; quantity of, 169 ; influence 



of nervous system on, 170; action of, on 



starch, 170; on fat, 171 ; on albumen, 173 

 Papilla}, tactile, 724, 725; gustative, 736-739 

 Papuan Race, 1013 

 Par Vagiim, origin, 610 ; distribution, 620 (see 



Pneutnogattric Nrnv) 

 Paralyzed limbs, temperature of, 545 

 Parapeptones, formation of, from albumen, 



I5H, 17:; 



Puraplegiii, peculiar cases of, 637 

 Puivnts, inllnenee of. on progeny, '.US; see 



(I KNKKA.TION, Influence ttf Parents 



Parotid Gland, 143 ; secretion of. 144 



Parturition, act of, 644, 910; regular period 

 and causes of, 910; premature, 913; re- 

 tarded, 915 



Passion, influence of, on secretion of Milk, 875 



Paupers, dietary of. 112 



Pelagian-Negro Race, 1013 



Pelvis, form of, in different Races, 874 



Pepsin. 84, 157 



Peptones, formation of, from albuminous com- 

 pounds, 86, 158, 173 ; osmotic energy of, 197 



Perceptive centres of cerebrum, 705 



Periodical phenomena, 528, 707, 911 



Peristaltic movement of intestines, 137; effects 

 of venous blood on, 140; effects of irritation 

 of various parts of nervous system on, 138 ; 

 influence of mental states on, 870 



Peisistence of sensory impressions, tactile, 

 729; gustative, 740; olfactive, 743; visual, 

 771 



Personal equation, 797 



Perspiration, 521-526 (see Sudoriparous Ex- 

 cretion ) 



Personal Equation of Astronomical observers, 

 796 



Pettenkofer's test for the biliary acid. 93 



Peyerian glandulse, structure and relations of, 

 189, 190, 210 



Phthisis, influence of, on Pulse, 320 



Phosphates, Alkaline, in blood, 254 ; in urine, 

 500, 514 



Phosphates, Earthy, in sirine, 501, 515 



Phosphenes, investigation of, 777 



Phosphorus, elimination of, by breath, 401, 

 550 ; by urine, 514 



Phosphorescence of living body, 550 



Phrenological doctrine, of Cerebellum, 680 ; 

 of Cerebrum, 696 



Physical Basis of Life, 57 



Pigment cells, 62 



Pitch of Sounds, appreciation of, 791 



Pitch of Voice, regulation of, 848 



Pituitary body, 227 



Placenta, formation of foetal portion of. 904 ; 



of maternal portion, 906 

 i Placental murmur, 908 



Platyrrhine Apes, comparison of thumb of, 

 with that of Man. 41 



Pleuroperitoneal cavity, 928 



Plexus myentericus, 137 



Pneumatology of the blood. 257 



Pneuuoogastric Nerve, origin of. oMO ; jreneni! 

 distribution and endowments of, 621 ; its 

 instrumentality in deglutition, 131 ; in hun- 

 ger and satiety, 121 nnlr ; its influence on 

 secretion of gastric fluid, and on movements 

 of stomach, 140, 162; on movements of 

 heart, 309 ; its action as excitor of respira- 

 tion, 374, 378; its influence on larynx, ."SO 

 effects of section of, 3s 2 



Pointer and Setter, peculiar breeding of, 917 



Points, focal, of the eye, 74i> 



Point*, noilal, of the eye, 74(i 



Points, principal, of tin* eye. 740 



Poisons, modo of action of. 2S3 ; their passage 

 into the circulation, 282; elimination of, 

 from blood," 291 



Poisons, Morbid, their substantive existence, 

 285 ; some generated within the system, 2>S ; 

 y.ymotic, 2Sf> ; predisposition to their ac- 

 tivity. 2S6 ; course of action of, 2SS ; altera- 

 tion of blood by, 289 ; recovery of blood from, 

 290 



