Stomach, the, struggles bravely to overcome abuse, 19; man’s ignorance concerning requirements of, 23; mastication acts reflexly upon, 102; a long-suffering organ, 138; its danger of receiving an excess of starch, 141; starch the last constituent to leave, 145; necessity of alkali in, 146; secretory work of, 182, 183, 229; secretory nerves of, 210, 227; the seat of certain definite sensations, 241; the initial impulse towards awakening an appetite may originate in, 244, 246; no material progress in the physiology of, 250; Nature endeavours to prepare lactic acid in, 269; acids supplement weak action in, 270, 279; catarrhal affections of, 280; gives no obvious external sign of its workings, 301; studied by means of the Röntgen rays, 301-341; Galen’s observations on the functions of, 302; Fallopius’s views upon, 302; the motor functions of, 304; the anatomy of, 306; its relations to the shadow, 306; the musculature of, 308; normal movements of, 309; the peptonising function of, 314; its appearance at various stages of digestion, 319; composed of two physiologically distinct portions, 324, 340; its movements in vomiting, 325; effect of its movements upon the food, 328; attempts to perform function of teeth, 333; salivary digestion in, 335; inhibition of its movements during emotion, 337 —— fluids, 393, 394 Suffocation, caused by inefficient mastication, 137 Sugar, 21, 78, 89, 95, 169, 337, 393, 395 Sugar-cane, 123, 124, 169 “Sure and Certain Method of Attaining a Long and Healthful Life,” Luigi Cornaro’s treatise upon, 28 Swallowing, facilitated by mastication, 97; mechanism of, 284. _See also_ Swallowing Impulse, the —— Impulse, the, xxxii, 8, 9, 93, 94 —— reflex, Dr. Van Someren’s, 26, 44 Sweet potato, 124 Sweets, why pleasant, 268, 269 Sympathetic nerve, the, an undoubted exciter of the gastric glands and of the pancreas, 183 Syrup, chemical effect of saliva upon, 21 T Tapioca, 132 Taplin, 125 Tasmanians, the, 122 Taste, delicacy of the sense of, 22, 23; should be dissipated in the mouth, 93, 210; necessary to give an impulse to the organs of, 253; the nutritive value of food should be considered rather than, 261 —— gratification, 93 Tea, 132 Tea-taster, the professional, methods of, 23, 93 Teeth, the, influence of mastication upon, 110; changes during man’s evolution, 115-121; instances of vigorous use, 122-126; irregularity in, 156; evils of imperfect use of, 157; examination of, 174-179; the stomach attempts to perform function of, 333 “Text-Book of Physiology,” Schäfer’s, 40 “That Last Waif: or Social Quarantine,” xxv Therapeutic experiments, pathological, 249 Therapeutics, precepts of, 272 Thierfelder, 39 Thirst, 95 Thompson, Dr., 142 —— Prof. W. H., 180, 181