INDEX. 



415 



Necessity of mixed diet, 173. 

 Neck of tooth, 199. 

 Negative after-image, 312. 

 Nerve cells, 35, 36. 



Centers, 36, 43, 87, 93, 122, 155, 

 263, 270. 



Centers, of glands, 155. 



Chain, 90, 91. 



Current, 38. 



Endings in the skin, 285. 



Fiber, 33. 



Fiber sheath, 34. 



Fibers, vaso-constrictors, 92. 



Fibers, vaso-dilators, 92. 



Glosso-pharyngeal, 255, 259. 



Impulse, 34, 38. 



Optic, 301, 302. 



Pneumogastric, 256, 259. 



Sciatic, 37. 



Stimuli, 266. 



Trunk, 40. 

 Nerves, auditory, 255, 259. 



Cranial, 254, 260. 



Facial, 255, 259. 



Gustatory, 258, 298. 



Hypoglossal, 256. 



Olfactory, 258, 299. 



Optic, 254, 258, 260, 302. 



Pneumogastric, 91, 92, 256, 259. 



Spinal, 32. 



Structure of, 33. 



Of sweat gland, 155. 



Sympathetic, 88, 89. 



Vaso-motor, 93. 

 Neural arch, 346, 348. 



Ring, 346, 348. 

 Neuralgia of face, 254. 

 Neuroglia, 258. 

 Newspaper reading, 314. 

 Nightshade, 340. 

 Nitrate of silver, 340. 

 Nitric acid, 338. 

 Nitrogen of air, 122. 



Preparation of, 123. 



Nitrogen, properties of, 124. 

 Nitrous oxid, 341. 

 Nose, bleeding from, 329. 

 Nourishment of walls of heart, 86. 

 Number of hairs on head, 381. 



Of sweat glands, 381. 

 Nurse, the, 343. 

 Nutrition, 248. 



Science of, 365, 374. 

 Nuts, 231. 

 Nux vomica, 341. 



Oatmeal, 229. 



In drinking-water, 173. 

 Oblique muscle, inferior, 301. 



Superior, 301. 

 Odontoid process, 350. 

 Odors, pungent, 300. 

 Oil, croton, 340. 



Glands, 151, 156. 



Savin, 340. 

 Olfactory lobes, 33, 254. 



Nerves, 258, 299. 

 Onion, 230, 363. 

 Opium, 279, 341. 

 Optic nerve, 254, 258, 301, 302. 



Crossing of fibers, 311. 

 Oranges, 229. 

 Organ, definition of, 5. 

 Organs of abdomen, 195. 



Of digestion, 198. 

 Origin of muscle, 12. 

 Osmosis, 221. 

 Outline of digestion, 227. 

 Oven, the Aladdin, 371, 374. 

 Oxalic acid, 338. 

 Oxid, carbonic, 341. 



Iron, 125. 



Magnesium, 125. 



Nitrous, 341. 



Phosphoric, 123. 

 Oxidation of metals, 125. 



In the tissues, 132, 134. 

 Oxygen in the air, 122. 



