INDEX. 



Abdominal muscles, action of, in expira- 

 tion, 579 

 Abducens nerve, 833, 875 

 Aberration, chromatic, 855 



spherical, 854 

 Abomasum, structure of, 320 

 Absorption, 453 



by the lymphatics, 456 

 by the skin, 656 

 coefficient of, 59 

 of fat, 456 

 of gases, 58 



of tissues for colors, 68 

 Accelerator nerves of the heart, 551 

 Accessory foods, 160 



muscles of inspiration, 578 

 Accommodation, mechanism of, 859 

 Acid albumen, 98 



of gastric juice, 349 

 Adamkiewicz's test for proteids, 92 

 Adhesion, 40 



Adipose tissue, formation of, 120, 664 

 Age, signs of, in domestic animals, 262 



the determination of, by the teeth, 255 

 Air-vesicles, 571 

 Ajutage, influence of, 518 

 Albumen, alkali, 101 



destruction of, in starvation, 676 

 factor of, 673 



of milk, estimation of, 634 

 Albumens, 92 

 Albuminates, derived, 98 

 Albuminoids, 104 



collagenous, 105 

 Albuminous bodies, 85 

 classes of, 92 

 decomposition of, 109 

 general characteristics of, 88 

 food-constituents, fate of, 660 

 Alcoholic fermentation, 147 

 Alimentary rations, 195 

 Alkali albumen, 101 

 albuminate, 101 

 Alkaline phosphates, 130 

 Amandin, 94 

 Amble, the, 746 

 Ammonium carbonate, 136 

 AmcBba, 13 



digestive processes in, 204 

 Amoeboid contractility, 14 



movements, 14, 75 

 Amphiarthroses, 729 

 Amphibia, brain of, 804 

 olfaction in, 844 



Amyloid substance, 102, 115 

 Amylolytic ferment, 112 

 Amyloses, 112 

 Amylum, 113 

 Analysis of milk, 631 

 Anelectrotonus, 780 

 Animal cells, chemical processes in, 142 

 foods, 188 



composition of, 184 

 heat, 693 



influenceof nervous systemon, 697 

 of different animals, 696 

 locomotion, 731 

 Animals and plants, distinctions between, 5 



diet of, 193 

 Anode, 777 



Anterior pyramids, structure of, 811 

 Antipeptone, 409 

 Aortic valves, action of, 514 

 Arabin, 120 

 Arabinose, 120 

 Area opaca, 21 



pellucida, 21 

 Arterial blood, characteristics of, 597 

 gases of, 592 

 tension, 526 

 tonus, 557 

 Arteries, blood pressure in, 528 

 circulation in, 523 

 elastic tissue of, 525 

 influence of the nervous system on, 552 

 muscular coat of, 525 

 physical structure of, 524 

 Arterioles, circulation in, 538 

 Articulata, nervous system of, 767 

 Articulations, classification of, 729 

 Arthrodia, 730 

 Asphyxia, 604 

 Ass, larynx of, 760 

 Aster, 17 



Atropine, action of, on heart, 543 

 Audition, 875 



Auditory apparatus of birds, 876 

 of fishes, 876 

 of reptiles, 876 

 ' canals, 880 

 nerve, 834 

 Augmentation, 785 

 Auricle, 877 . 

 Auricles, contraction of, 503 



muscular fibres of, 501 

 Auriculo-ventricular valves, action of, 510 

 Automatism, 765, 784 

 of protoplasm, 14 



(923) 



