GENERAL INDEX. 



743 



Adventitious products. See PRODUCTS, ADVENTITIOUS. 

 Aerometer, construction and mode of operation of the, in. 



32. 33. 

 Afferent functions of nerves, iii. 7-0 I. 



nervous fibres, iii. 646. 



Africa, origin of the people of the group of African na- 

 tions, iv. 1364. 



cranium of ihe natives of, iv. 1321, el scq. 

 variety in the complexion of the different races of, iv. 



1334. See VAHIETJES OF MANKIND. 

 African group of languages, iv. 1347. 

 African races, physical and mental characters of the, iv. 



1352. 



See Negroes; VARIETIES OF MANKIND. 

 Affusion of eold water, beneficial effects of, ii. G81. 

 Agiilma Okenii (fig. 8.), i. 38. 

 Agastrica, the term proposed, iii. 532. 

 Again/, or death-struggle, a sign of approaching death, 



i. 800. 

 AGE, growth, i. 65. 



htigiit. weight, and strength, of the human body 



at different ages, i. 74. 

 maturity, i. 76. 

 decay, i. 77. 



osseous system at old age, i. 439. 

 relations of, witli animal heat, ii. G62. 

 syncope caused by old age, i. 798. 

 Ages of organised bodies, i. 123. 

 Agouti (Dasyprocta), anatomy of the, iv. 373, ct scq. 



mode of locomotion of the, iii. 454. 

 Agrostis segetum, ravages of the larva of, in turnip-fields, 



ii 867. 

 A"i, the. ii. 47, ft seq. See EDENTATA. 



pelvis of the, s. 162. 

 Air, atmospheric, constituents of, in its free state, iv. 325. 



and in a vitiated condition, iv. 326. 

 its absorption ot the rays of light transmitted through 



it, iv. 1438. 



bulk of the air expelled in expiration, iv.352. 

 effusion of, into the cellular tissue, i. 516. 

 apparatus for renewing the air in the lungs of the 



human species, iv. 333. 

 intermixture of air in the upper and lower respiratory 



apparatus, iv. 362. 

 actions between the blood and the atmospheric air, 



iv. 362. 



atmospheric, changes effected in, by the respiratory 

 apparatus of animals, i. 133 ; iv. 342. 

 quantity of carbonic acid gas in the expired air, 



iv.345. 



effects of period of the d \y, iv. 346. 

 digestion, iv. 340. 

 fasting, iv. 347. 

 alcohol, iv. 347. 



conditions of the mind, iv. 348. 

 exercise, iv, 348. 

 temperature, iv. 348. 

 the seasons, iv. 349. 

 barometric pressure, iv. 349. 

 age, sex, and constitution of body, 



iv. 349. 



the respiratory movements upon the 

 evolution of carbonic acid from the 

 lungs, iv. 351. 



frequency of the respiratory move- 

 ments, iv. 351. 



bulk of the air expelled, iv. 352. 

 stoppage of the rrspiratory move- 

 ments for a time, iv. 352. 

 quantity of. drawn into, and expelled from, the lungs, 



iv. 333. 



during quickened or forced respiration, iv. 340. 

 pneumatic apparatus of the feet of flies, iii. 443. 



and of the tree frog, iii. 448. 

 air swallowed by the Diodons and Tetrodon*) for the 



purpose of rendering themselves buoyant, iii. 437. 

 sound transmitted by, ii. 566. 

 temperature of the, effect of, in producing hibernation, 



ii. 765. 



influence of the natural temperature of the air on that 

 of the human body, ii. 6=>8 6HO. 

 modifications when the air is in motion or at rest, 



ii. 681. 

 temperature of the, compared with the temperature 



of hibernating animals, ii. 770. 

 .d/r-bladder of lishes, firma'ion and uses of, iii.4'16 ; s.281. 



wanting inKays, and the want how met, iii. 438. 

 Air- bub'iles, secretion of, iv. 145. 

 ///r-cells, pulmonary, basement membrane of the, iii. 487 ; 



s. 268. See LUNGS ; RESPIRATION, ORGANS OF. 

 minute structure of the. s. 270. 



epithelium of the air-passages and cells, s. 270. 

 elastic tissue of the air-cells, s. 272. 

 vtf;V-passages of birds, i. 34i. See AVES. 

 A-kf, the Chinese heteradelph, iv. 969. 

 Akyatio-blcpbis. See Achromatopsy; VISION. 

 Ala, or wing, of the ilium, s. 115. 



Alacla^a (Mus jaculus), anatomy of the, iv. 372, ct serf. 

 AliE majores, i. 726, 727; ii. 213." 

 anterior border, i. 728. 

 anterior surface, i. 727. 



Ala: contin 



external border,!. 727. 



inferior surface, i. 727. 



posterior border, i. 727. 



superior border, i. 727. 



upper surface, i. 727. 

 Ala minores, i. 726. 728 ; ii. 213. 



inferior surfaces, i. 728. 



upper surfaces, i. 728. 

 Ala; cordis of insects, i. 2('fi. 

 Ala; of nose, cartilages of the, iii. 720. 

 Alar ligaments, i. 251 ; iv. 521. 

 of knee, iii. 46, 47. 



veins, iv. 1407. 



Albatross, great, flight of the, iii. 429. 

 AlliiiiiMmis See ALBINO. 

 ALBINO, i 83. 



allusions of the ancients, i. 84. 



eye of, i. 84. 



found in all spec'es of Mammalia, i. 80. 



h,\bit and constitution of the, i. 85. 



partial whiteness of the body in some cases, i. 86. 



physical causes hypotheses, i. 86, 87. 



Dr. Sachs, the albino, iv. 1461. 

 Alhugincous fibre of Chaussier, ii. 263. 

 Albugo ot the cornea, ii. 177. 

 ALBUMEN, or white of egg, i. 88. 



chemical properties, i. 88, 89 ; iv. 162 ; s. 147. 



coagulation, cause of, i. 90. 



sulphate of albumen, i. 8'. 



tests of the presence of albumen, i. 90. 



considered as the material necessary for the nutrition 

 of the tissues, iii. 743. 



in the composition of the blood, i. 410. 



rediictionof every protein compound to albumen, iii. 742. 



change from albumen to fibrin in the process of 

 assimilation, iii. 743. 



proportion of albumen contained in some of the animal 

 products, iv. 167. 



mode of obtaining pure albumen, iv. 167. 



appearances presented by albumen with reagents, iv. 

 167. 



vegetable albumen, iv. 169. 



method of determining the presence of, in organic 

 substances, iii. 795. 805. 



quantitative analysis of, iii. 798. 



morbid conditions of the, i. 422. 



albumen as an adventitious product, iv. 91. 



a. albumen in the secretions, iv. 91. 



albuminaria from an unnatural state of the 

 blood, iv. 91. 



albuminaria from morbid states of the genito- 

 urinary organs, iv. 92 



albuminaria from accidental admixture of ge- 

 niul products, iv. 92. 



albuminaria from a doubtful cause, iv. 93. 



b. albumen retained, iv. 93. 

 See also OVUM. 



Alhuinintiria, or albuminous urine, iv. 91. See ALBUMEN. 

 Albuminose, or peptone, s. 336. 



chemical composition of, s. 336. 

 Alcohol, use and abuse of, ii. 15. 



operation of, on the digestive powers, ii. 14. 



considered as an article of food, s. 396. 



effect of, on the actions of the heart and circulating 



system, i. 724. 797. 

 effects of, on the quantity of carbonic acid gas in the 



expired air, iv. 347. 



Alcyonci'llum, a family of Porifera, iv. 65. 

 characters of the i'amily, iv. 65. 

 ova of, s [127]. 



Alcyonin, luminousness of, iii. 198. 

 AlcyimidiE, a family of Polypifeia, iv. 19. 24. 

 characters of the family, iv, 19. 24. 

 nerves and muscles not discernible in the, iii. S"3. 

 Alcyonidium elegans, a genus of Polypifera, iv. 2529. 

 nutrition of, iv. 27. 

 moJe of reproduction, iv. 27. 



gemmae, iv. 28. 



Alcyonidium stellatum, iv. 29. 

 vascular system of, iv. 29. 

 reproduction of, iv. 29, 30. 

 Alcyoniuiii bnrsa, electricity of the, ii. 82. 



ova of, s. [127]. 



Alciirites triloba, fat of the, i. 5. 

 Algie, mode and organs ol reproduction of, s. 212. 

 reproduct on by means of zoospor s, s. 212. 

 under the most simple conditions, s. 212. 

 the coufervoid Alga?, s. 213. 



the frond, s. 213. 

 the Ulvacea?, ?. 214. 

 zoospores developed in an organ specially destined 



to the purpose, s. 214. 

 zoosporous reproduction in the olive-coloured 



Algae, s. 214. 



fructification in the Fucacea?, s. 215. 

 the antherozriids of the Fucacea; compared with 

 the zoospores of the other olive-coloured Alga 1 , 

 6. 216. 



zoosp irous reproduction in the family of Vau- 

 cheriacea 1 , s. 216. 



