326 



INDEX 



Gelatin, 53. 

 General senses, 293. 

 Girdles of skeleton, 168-170. 

 Gizzard, of bird, 115. 



of earthworm, 113. 

 Glands, digestive, 75. 



gastric, *88. 



of the skin, 238. 



salivary, 82. 

 Gliding joints, 182. 

 Glosso-pharyngeal nerves of frog, 

 269. 



of man, 279. 

 Glottis, 210. 

 Glycerin, 97. 

 Glycogen, 17, 100. 



composition and symbol, 17 n. 

 Gray matter, 258. 

 Grape sugar, 17. 



composition and symbol, 17 n. 



test for, 45. 



Grasshopper, noise of, 320. 

 Gristle, see Cartilage. 

 Growth, 29. 

 Gullet, see Esophagus. 

 Gums, 77. 



Habits, 282. 



of breathing, 222. 



of eating, 106. 

 Habitual activities, 281. 

 Hair, 232, 236-238, *237. 



care of, 241. 



of mammals, 247. 

 Hammer (malleus) bone, *309. 

 Hangnails, 241. 

 Hard bone, 175. 



palate, 77. 

 Haslet, 213. 

 Head, skeleton of, 170. 



of bones, 175. 



Hearing, sense of, 308-314, 380. 

 Heart, 21, 129-137. . 



and lungs, *130. 



muscle, *202. 



of rabbit, *22. 

 Heat regulation, 239. 

 Hemoglobin, composition of, 18 n. 



use of, 122. 



Hepatic artery and vein, 146. 

 Hilum of kidney, 248, *249. 

 Hindbrain, 268. 



Hindbrain Continued. 



of frog, 269, 271. 



of man, 275. 

 Hollow bones, advantage of, 176. 

 Hoofs, 247. 

 Horns, 247. 



of gray matter, 258. 

 Horse, skeleton of, *190. 



foot of, *191. 



locomotion of, 208. 

 Humerus, 160. 

 Humors of the eye, 302. 

 Hunger, sensations of, 294, 

 Hydrochloric acid, 89. 



action on bone, 178. 

 Hydrogen, in carbohydrates, 17. 



in proteids, 18. 



oxidation of, 10. 

 Hygiene, of blood, 123-124. 



of circulatory system, 151154. 



of digestion, 106-109. 



of the eyes, 307. 



of muscles, 202-205. 



of nervous system, 283-286. 



of respiratory organs, 222228. 



of skeleton, 182-184. 



of skin, 240-243. 



of voice, 319. 

 Hyoid bone, 316. 



Ilio-co3cal orifice and valve, 96. 



Impulses (nervous), 264. 



Incisor teeth, 78, 80. 



Incus bone, 309. 



Inferior vena cava, 133, 144, *145. 



Inner ear, 310. 



Insects, noises of, 320. 



Insertion of muscle, 195. 



Inspiration, 209, 219. 



Intemperance, cost of, 71. 



Intercellular substance, 27. 



Inter vertebral foramina, 168, 260. 



Intestines, 21, *76, 92-96. 



absorption in, 104. 



of mouse, *94. 



of rabbit, *22. 

 Invertebrates, 20. 



classes of, 20. 



kidneys of, 252. 



nervous system of, 288. 



skeleton of, 187. 



skin of, 244. 



