INDEX. 



1009 



vous system, 963. Spinal cord. 963. Me- 

 dulla oblongata, 963. Cerebrum and its 

 parts, 964, 965. Cerebellum, 963. Organs 

 of Senses, 965. Nose, 965. Eye, 965. Ear, 

 966. Face, 967. Tympanum, 967. Tym- 

 panic bones, 968. Alimentary canal, 968. 

 The Teeth, 969; in Mammalia, 971. Di- 

 gestive glands, 971. Lungs, 971. Liver, 

 972. Pancreas, 972. Spleen, 972, 993. 

 Urinary organs, 972. Reproductive or- 

 gans, 972. Circulatory organs in Am- 

 phibia, 693, 694 



Dextrose or dextrin, 76 ; produced by ac- 

 tion of saliva on starch, 546 



Diabetes mellitus (see Sugar) 



Dialysis, 606, 608. Separates crystalloids 

 and colloids, 608. Occurs in absorption, 

 622 ; in excretion, 753 



Diaphragm, 31. Action of, 806 ; in Mam- 

 malia, 862 ; in Birds, 862, 863 ; in Reptiles, 

 864. Absent in Amphibia, 864 



Diarthroses, or movable joints, 155 



Diastema, 490, 575 



Dichromism, 471 



Dichrotism, or dichrotal pulse, 668 



Dicotyledons, or Exogens, 117 



Diencephalon, 963, 964 



Diet, tables of, 920. Daily, 920 



Diffusion of gases, 834, 835. Law of, 835. 

 Simple and spurious, 835 



DIGESTION, 95, 480 ; in animals, 597-599. 

 Mechanical processes of, 488. Chemical 

 processes, 544-566. Artificial, 548-552. 

 Summary of chemistry of, 564566'. Cir- 

 cumstances which modify, 566-569. Time 

 occupied by, 552. Intestinal, 560-562. 

 Gastric, 547554. Organs of, in animals, 

 571-597 ; chemical processes in, 597-599 



Digestive fluids, 520. Action of, 544, 545. 

 Artificial, 548 



Diphyodonts, 971 



Dioecious animals, 936 



Disc, germinal, 943, 946, 952. proligerous r 

 946 



Disdiaclasts, 41 



Disease, effect of on Animal heat, 875 



Distance, knowledge of, 461 



Distoma, reproduction of, 938 



Diving and divers, 853, 854 



Dorsal plates, 960. segments, 960 



Double consciousness, 317 



Drainage, importance of, 860 r 861 



Draper, J. W., on function of choroid, 449 



Draught, in lactation, 762 



Dreaming, 316 



Drinking, 500. In Mammalia, 572 



Dropsy, 682 



Drowning, recovery from, 855 



Drum of the ear, 394 



Duct, cystic and hepatic, 535. Pancreatic, 

 541. Stenonian, 521. Rivinian, 521. 

 Whartonian, 521. Of Bartholin, 521. Com- 

 mon bile, 535. Thoracic, 601. Galacto- 

 phorous, 761. Pneumatic, of fishes, 865 



Ductless glands, 67, 732. Actions of, 733. 

 Development, 994. Considered generally, 

 741. Prepare albuminoid constituents of 

 blood, 743. Form white blood corpuscles, 

 743. Active in embryonic life, 743. Not 

 essential to life, 743, 744 



Ductus communis choledochus, 535. Vitelli, 

 955, 956. Arteriosus, 978, 980. Botalli, 



694, 980. Mulleri, 973. Cuvieri r 977. 



Venosus, development of, 975, 980 

 Dulong and Despretz, Animal heat r 881 

 Dumbness, 215 



Duodenum, 36, 511. Contents of, 562 

 Dura mater, 26, 235 



Dynamics of Human Body, 895, 910-915 

 Dyslysin, 557, 906 

 Dyspnoea, 352 



Ear, Ossicles of, 393. Muscles- of. 395, 405. 

 External, 392. Internal, or labyrinth, 396. 

 Middle, or tympanum, 393. Development 

 of, 966 



Echinococci. Reproduction of, 938 



ECHINODERMATA. Digestive organs, 592. Di- 

 gestive glands, 581, 593. 594. Ambulacral 

 vessels-, 698. Respiration, 871. Sight, 479. 

 Touch, 372. Locomotion, 183, 188. Re- 

 production, 938. Nervous system, 334 



EDENTATA. Digestive organs, 582, 585. Di- 

 gestive glands, 595. Sight, 474. Locomo- 

 tion, 180 



Efferent nerve-fi/bres. 261, 277 



Egesta, 488. Daily quantity, 901 



Eggs, or ova r 935. Of Bird. 942, 943 ; shell 

 of, 945 ; albumen, 945 ; yolk,, 946. Of Fishes, 

 948. Of Amphibia, 948. Of Reptiles, 948 



Elastic tissue, 44, 985 



Elastin, 77 



Electric organs in Fishes, 893, 894. work, 

 of body, 913,931. currents of the body, 

 140. phenomena in nerves, 224. re- 

 lations of muscular tissue,. 137 



Electricity, production by respiration, 99 - r by 

 oxidation, 931. Animal, 892-895 ; iuMan, 

 892; in Fishes,. 893-895 



Electro-polarity of nerves,. 226, 931 



Electrotonicity of. nerves, 226 



Elephant, trunk of, 197, 572. Tusks of, 575, 

 576 



Embryo, evolution of, 936. cell, 953. 

 spot, 953. Position of, in egg, 953. Gen- 

 eral evolution of, 954. Appendages of, 954. 

 Respiration of, in Birds, 957 ; in Mammals, 

 958, 978. Nutrition of, in Mammals. 958, 

 978 ; in Birds, 956. Birth of, 959, Circu- 

 lation, in, first, 978 ; second, 978 



Emotion, 291, 296, 300, 302, 310 



Emotional movements,. 303 



Enamel, 492. Development of, 970, 995. 

 organ, 970, 995 



Enarthrodia, or ball and socket joints, 156 



Encephalon, 236. In Vertebrata, 320 



Endochorion, 957 



Endogens or Monocotyledons, 118 



Endogenous growth of cells, 983 



Endosmometer, 606. Egg da, 611 



Endosmosis. 606. Note on, 609. Circum- 

 stances influencing, 612 



Endoplast, 981, 982 



Entoptical images, 468 



Ependyma, 963 



Epencephalon, 963, 964 



Epidermic tissue, 65, 994, 997. Composition 

 of, 73 



Epidermis, structure of, 354 



Epiglottis, 31, 200. Use of, in deglutition,. 

 504 



Epiphyses, development of, 988 " 



64 



