3. r >8 



GENERAL INDEX. 



Thymus gland, (continued.) 



its concern in the formation of the 

 blood-corpuscles, 275. 



reason for its large size in early life, 

 279. 



considered as an appendage to the 

 lymphatic system, 279-80, 289. 



the membrane lining its cells, 280-1. 



its lymphatic vessels carry a fluid 

 like that in the gland, and are 

 considered as its excretory ducts, 

 xlvi-vii, 260-1, 281; importance 

 of examining their contents in in- 

 quiries as to its office, 259, 281. 



microscopical examination of the fluid 

 of its lymphatic vessels, 259. 



corpuscles in the fluid of its lymph- 

 atic vessels, 259. 



on the question of the passage of 

 corpuscles into its lymphatics, 

 280-1. 



fluid of, differs only from that of the 

 lymphatic glands in containing 

 more corpuscles, 281. 



concern of in nutrition, 281. 



fluid in the cells of similar to that in 

 its lymphatic vessels, 260. 



diminished in diseased, ill-fed, and 

 over-worked animals, 261-2. 



increases in size after birth in healthy 

 animals, but diminishes in ill- 

 nourished ones, 246, 261-2. 



its size and weight at different pe- 

 riods of life and in different sexes, 

 261-3. 



on its situation and structure, 255-8, 

 260-1. 



compared in structure and office to a 

 lymphatic gland, 279. 



experiments to find out its excretory 

 ducts, 258-9. 



lymph-corpuscles formed in, 286. 

 Thyroid gland, lymphatics of, 140, 143. 

 TICKELL, Mrs., aunt to Mrs. HEWSON, xx. 

 TIEDEMANN, noticed the difference be- 

 tween blood-corpuscles and the 

 globules of the tissues, xliii. 



on the passage by veins of the chyle 

 in the seal, 179. 



on the coagulation of the blood of the 

 splenic vein, 269. 



on the use of the spleen, 273. 

 Tongue, papillae of, 193. 

 Torpid animals, coagulation of the blood 



in, 52. 



TORRE, Father DELLA, see BELLA TORRE. 

 TOYNBEE, Mr., on nourishment of tissues 



without blood-vessels, 179. 

 TRAILL, Dr. on the serum of buflyblood, 38. 



on white serum, 85,86. 



Transudation, lymph in the serous sacs 



supposed to be a, 166. 

 of theblood through the vessels, 166-7. 

 of the bile, 166-7, 169, 173. 

 supposed not to take place through 



membranes during life, 168-9. 

 through fresh and stale membranes 



compared, 169, 173. 

 Tubercle, seat of in consumption of the 



lungs, 138. 



TULPIUS, referred to on white serum, 83. 

 Tumours, blood remaining long fluid in, 70. 

 Turbot, villi of the intestines of, 189. 

 TURNER, Dr., on the colour of arterial 



blood, 8. 

 Turtle, description of the lymphatic system 



in, 147. 



villi of the intestines of, 189. 

 lymphatic glands wanting in, 250. 

 description of the lacteals in, 250. 

 formation of the lymph-corpuscles in 



the lymphatics of, 278. 

 TURTON, T., signs HEWSON'S certificate 

 for the Royal Society, xvi. 



Ulceration, pus observed independently of, 

 by Dr. HUNTER, xxxvii. See Pus. 

 pus formed without, 162, 164. 

 agency of cells in, 179. 

 independently of vessels, 179. 

 Urea, conjectured to be aproduct of changes 



in the blood-corpuscles, 236. 

 Uric acid, conjectured to be a product of 

 changes in the blood-corpuscles, 

 236. 



Uterus, mols or false conceptions in, 25. 

 lymphatic vessels of, enlarged during 

 pregnancy, 131. 



Vacuum, effects of a, on the coagulation 



of the blood, 20. See Coagulation. 

 VALENTIN, Professor, on molecules form- 

 ing the envelope of the red cor- 

 puscle of the blood, 225. 

 Valves of the lymphatics, RUYSCH on, 120. 

 of the lymphatic system, 126. 

 of the lymphatic vessels, imperfect or 



absent in fish, 155. 

 use of those of the lymphatics, 195. 

 VAN DER KOLK, see SCHROZDER. 

 VAN SWIETEN, on the coagulation of the 



blood, xxix. 

 Vasa lymphatica, 123. See Lymphatic 



Vessels. 



Vascular action, QUESNAY'S veiw of the 

 effect of in the formation of the 

 buffy part of the blood, xxxi. 

 its effect on the blood, 44-6, 48. 

 effect of on the coagulation of the 

 blood, 53-5,65,68. See Coagulation. 



