286 



INDEX 



Trophoblasts, erosive action of, 37. 



in gestation, 54. 

 Trypsin, origin of, 133. 

 Tubal dilatation, 81. 



pregnancies, 86. 

 Tuberculosis, origin of human, 167. 



possible influence on human charac- 

 ter, 82. 

 Tylor, E. B., 24. 

 Typhoid, 134. 



relapse in, 138. 



Uexkiill, J. Von., on science and order, 



I2 S- 

 Uterus, evolutionary history of, 85 



seq. 



a tubal dilatation repaired, 86. 



Vagus, cardiac, as "depressant," 9S. 

 as part of autonomic, 112. 

 real function of, 105, 107. 

 intestinal and cardiac, 112. 

 Variation as characteristics, cause of, 

 89, 

 definitely caused, 78. 

 during embryonic life, 198. 

 minute, 62, 188. 

 social, in late war, 20. 

 unfavourable, 13, 63, 70. 

 Varro, M. T., on malaria, 125. 



De Re Rustica, 277. 

 Vaso-dilator centre the vagus centre, 



ill. 

 Vegetarians and Neanderthal man, 



171, 172. 

 Verworn, Max, and the giant molecule, 



129. 

 Vested interests as slowers of meta- 

 bolism, 197. 

 Vourmak, Turkic word, 256. 



Waldeyer on cancer, 34, 35. 

 War, a factor in evolution, 20, 167. 

 Warfare, in the body, 30. 

 and hunting, 168. 

 and immunity, 138. 

 and variation, 2. 

 Washing at birth, 205. 

 Water, and menstruous women, 212. 

 nature of, 207. 

 spirits and saints, 208. 

 Weakening by vagus, 121. 

 Weber brothers, 104. 

 Weinland, Ernst, on cane-sugar and 



invertin, 132. 

 Weismann, A., and modern endocrino- 

 logy, 188. 

 as pure theorist, 200. 

 translation of his terms into known 

 factors, 189. 

 Weismannism modified, 11. 

 Wells, sacred, 211. 

 Williams, Sir John, pregnancies and 



ovarian tumours, 37. 

 Wilson, germ-cell histology, 186. 

 Wilson, R. N. M'Nair, meaning of 



tachycardia, 93. 

 Wolff, Julius, on bone-growth, 64, 65. 

 Wolffs Law, 71. 



re-stated by Keith, 72. 

 Words, sound signals to reflexes, 231. 

 Wrightson, Sir T., Theory of Hearing, 



^03. 

 Writing as graphic verbal reactions, 

 230. 



X-ray cancer, 27 seq,, 273. 

 dermatitis, 43. 



Vouthful cardiac arrhythmia, 105. 



Zygote, combined catalysts of, 187. 



