506 



GENERAL INDEX TO THE FIVE VOLUMES. 



Reptiles used as food, ii. 83 



Reserve air, i. 400 



Residual air, t 399 



Resonators of Helmholtz, v. 184 



Respiration, influence of, on the 



action of the heart, .i. 217 



general considerations, . . . .i. 353 



movements of, i. 366 



frequency of movements of,.i. 391 



movements of the ribs in,. .i. 374 



types of, i. 389 



relations of inspiration and 



expiration, i. 392 



relations in volume of in- 

 spired and expired air, i. 405 



changes of the air in (histori- 

 cal considerations), i. 409 



consumption of oxygen in 



(see oxygen), i. 416 



effect of confining an animal 



in a mixture of oxygen and hy- 

 drogen, : i. 422 



exhalation of carbonic acid 



(see carbonic acid), i. 424 



relations between the quan- 

 tity of oxygen consumed and 



carbonic acid exhaled, i. 443 



exhalation of watery vapor, 



i. 446 



exhalation of ammonia,.. . .i. 448 



exhalation of organic matter, 



i. 449 



exhalation of alcohol, i. 450 



exhalation of odorous prin- 

 ciples, i. 450 



exhalation of certain poison- 

 ous gases, i. 450 



exhalation of nitrogen,. . . .i. 451 



changes of the blood in, . . .i. 452 



absorption of oxygen by the 



blood-corpuscles, i. 455 



proportions of gases in ve- 

 nous and arterial blood,.. i. 456, 



464-470 



relations of, to nutrition,, .i. 472 



combustion-theory of,.i. 473-476 



consumption of oxygen,. . .i. 476 



production of carbonic acid, 



i. 478 



cutaneous, i. 489 



' influence of the pneumogas- 



trics upon, iv. 223 



sense of want of air, .iv. 236, 408 



effects of galvanization of 



the pneumogastrics upon,. . .iv. 238 



Respiration, connection of the me- 

 dulla oblongata with, ....... iv. 406 



influence of dividing one lat- 

 eral half of the medulla oblon- 

 gata upon, iv. 409 



cause of first effort of, at 



birth, v. 442 



Respiratory efforts before birth, 



i. 487, v. 404, 441 



Respiratory organs, anatomy of,.i. 357 

 Respiratory sounds (murmurs),..!. 393 

 Respiratory sense, the sensation 

 inducing respiratory move- 

 ments, i. 479-484 



Respiratory surface, absorption 



from, ii. 455 



Respiratory system, development 



of, ". v. 410 



Resultant tones, v. 187 



Rete testis, v. 316 



Retina, v. 54 



extent and thickness of, .. .v. 55 



ora serrata, v. 55 



yellow spot of (macula lu- 



tea), v. 55 



layers of, v. 55 



rods and cones of (bacillar 



membrane, or Jacob's mem- 

 brane), v. 55, 56 



external granule-layer of, ..v. 58 



inter-granule layer of (cone- 

 fibre plexus), v. 58 



internal granule-layer of, . .v. 58 



granular layer of, v.- 58 



layer of ganglion-cells, . . . . v. 58 



expansion of the optic nerve, 



v. 59 



blood-vessels of, v. 60 



comparative sensibility to 



light of different portions of, .v. 88 



Rice, ii. 92 



Right-handedness (see dextral pre- 

 eminence), v. 456 



Rima glottidis, development of, .v. 410 

 Roasting, in the preparation of 



food, ii. 83 



Rolling and turning movements 

 following injury of certain parts 



of the encephalon, iv. 412 



Rosenmiiller, organ of,. . . .v. 278, 422 



Ruloff, brain of, iv. 348 



Rumination, ii. 292 



course of the food in, ii. 293 



in the human subject,. . . .ii. 295 



Rye, ii. 91 



