INDEX 



279 



Food, effects of over-indulgence, 164. 



modern preparation of, 165, 217. 



preparation of in mouth, 168. 

 Foods, 188. 



albuminous, 188. 

 Foot, action of in walking, 20. 



arch of, 62. 



as lever, 57. 



mechanism of, 16. 

 Foramen magnum, 53. 

 Force-pumps, 109. 

 Forearm as lever, 64. 



movements of, 29. 

 Fracture of bone, 79. 



repair of, 73, 79, 271. 

 Friction, methods of obviating, 86. 

 Fuel for muscles, 157. 



or food, 159. 



preparation of, for body, 198. 

 Function, specialisation of, 133, 264. 



Gall-bladder, 201. 



Games as educators of muscles, 40. 



Ganglion, posterior root, 240. 



Gas, formation of in bowel, 216. 



Gastric juice, 187. 



Gastrin, 188, 



Gastrocnemius, 14, 58. 



Gearing as illustrated by heel, 60. 



Gearing of muscular engines, 44. 



Giantism, 227. 



Giants, growth in, 75. 



Glands of intestine, 198. 



of internal secretion, 75. 



of stomach, 186, 

 Glottis, 136. 

 Glycogen, 201. 



Government officials of the body, 265. 

 Growth discs of bone, 73. 



disorders of, 74, 75. 



effected during work, 64. 



harmony necessary, 70. 



in bone, 70, 73. 



regulation of, 225. 



responses, 228. 



Haldane, Dr J. S., 143. 

 Hales, Stephen, 112. 

 Hall, Dr Marshall, 247. 

 Hamstring muscles, 17. 

 Hand in climbing, 67. 



muscles used in steadying, 40. 

 Happiness, a source of, 219. 

 Harvey on use of lungs, 147. 



story of life, 88, 97. 

 Harvey's experiments, 104. 

 Head as a lever, 50. 



balancing of, 25. 



movements of, 52. 



of pressure in arteries, 109. 



rotatory movements of, 55. 

 Head, Dr Henry, 239. 

 Healing, mechanism of, 367. 

 Health, in relationship to bowel, 203. 

 Heart, a master-pump, 109. 



Heart and mechanical pump compared, 

 no. 



apex of, 95. 



as pump, 89, 102. 



as pump for engine, 31. 



as source of life, 93. 



chambers of, 94. 



disease, 271. 



load of, 105. 



movements of, 102. 



nerve control of, 114. 



nodal centre, 192. 



pistons of, 109. 



position of, 130, 



rate of, 114. 



represented in motor cycle, 119. 



structure of, 100. 



valves of, 100. 



work of, 113. 

 Heat, escape of from body, 156. 



food values for, 160. 



generated in muscles, 32. 



heart as source of, 93. 



production of in body, 152. 



regulating mechanism, 146. 



stroke, 157. 

 Heath, Mr J. W., 5. 

 Heating systems for engines, 33. 

 Heel as crank-pin, 14. 



as lever, 58. 

 Hiccough, 180. 

 High heels, effect of, 18. 

 Hill, Dr Leonard, 117, 153, 157. 

 Hip-bone, mechanism of, 19. 

 Hip-joint, action of, in walking, 19. 

 His, Prof. Wm., 250. 

 Hopkins, Prof. F. G., 32. 

 Hormone, carbon dioxide as, 143. 



of stomach, 188. 



theory, 222. 

 Hormones (see also Secretin). 



action on pylorus, 191. 



in disordered growth, 75. 

 Human body compared to army, 221. 

 compared to motor cycle, 8, 26, 41, 



118. 

 its future state, 219. 

 its government service, 264. 

 unit organisation of, 230, 274. 

 Humerus as lever, 67. 

 Hunger, a warning signal, 162. 



effect on digestion, 188. 

 Hunter, John, 229, 244. 



observations on digestion, 189, 

 Hydraulic problems, 109. 

 Hydrocarbons, 31. 

 Hydrogen, discovery of, 149. 

 Hypertrophy from overuse, 179. 

 Hypophysis (see Pituitary Gland), 224. 



Ileo-caecal orifice, 211. 



sphincter, 195. 

 Ileum, 195. 



Immunity of stomach to digestion, 189. 

 Infant as engine-driver, 39. 



