GENERAL INDEX. 



621 



Efficient cause, (continued.} 



of animals, and its conditions, 360. 



HARVEY again refers it to a conta- 

 gion, 363 et seq. ; employed by a 

 cause prior and superior to, and 

 more excellent than, either male 

 or female, 366. 



Egg of the hen, chosen as the subject 

 for studying generation, 169. 



history of the, 169. 



its growth in the ovary, 175. 



air-cavity of, 214. 



extension of, 201. 



increase and nutrition of, 202. 



manner in which the yelk is sur- 

 rounded by the white, 203. 



shell of the, 204 ; is formed inter- 

 nally, 206. 



case of double, or one egg including 

 another, 206. 



albumen of, 211. 



examination of, after the 1st day's 

 incubation, 228. 



effect of the 2d day's incubation on 

 the, 232. 



3d inspection of the, 234. 



4th inspection of the, 243. 



5th inspection of the, 252. 



6th inspection of the, 256. 



inspection of the, after the 10th day, 

 257. 



inspection of the, after the 14th day, 

 259. 



of the nature of the, 270. 



is a conception proceeding from male 

 and female, 271, 284. 



is a beginning and an end, 271. 



corresponds with the seed of a 

 plant, 271. 



is an exposed uterus, 272 



includes all that is requisite to re- 

 production, 274. 



differences between the fruitful and 

 the unfruitful, 275. 



vital principle or soul of the, 275. 



the product of the vital principle, 

 not of the uterus, 279. 



of the manner in which a fruitful 

 egg is produced, according to 

 ARISTOTLE, 287 ; disputed by 

 HARVEY, 293. 



the perfect hen's, is of two colours, 

 303. 



manner in which it is increased by 

 the albumen, 305. 



of what the cock and hen severally 

 contribute to the, 307. 



manner in which the generation of 

 the chick takes place from the, 

 323. 



Egg of the hen, (continued.*) 



the barren, compared to fruit with- 

 out pips or seeds, 371. 

 umbilical vessels of the, 392. 

 uses of the, entire, 442. 

 uses of the several parts of the, other 



than the yelk and white, 454. 

 an, is the common origin of all ani- 

 mals, 456. 



Eggs, all animals proceed from, 170, 456. 

 of animals and seeds of plants iden- 

 tical, 170, 271. 

 diversities of, 216. 

 of prolific and unprolific, 219. 

 how often laid, 222. 

 centenine, 222. 

 monstrous, 223. 

 of twin bearing, 268. 

 Egypt, hatching eggs in, 220. 

 Embryo of deer, first visible about the 



* 26th of November, 485. 

 ENT, Dr., his letter to the President and 

 Fellows of the College of Physi- 

 cians, 145. 



he obtains HARVEY'S sanction to 



publish the work on Generation,148. 



corrects the press of this work, 149. 



Epigenesis, the chick is produced by, 336. 



Experience, value of, 131. 



FABRICIUS, Hieron., his ideas of the uses 

 of the pulse and of respiration, 9, 



HARVEY selects him as his inform- 

 ant of the way in studying genera- 

 tion, 169. 



on the chick, 227. 



criticised in respect of his notion 

 of the generation of the chick, 327. 



holds the albumen and vitellus to be 

 for the nourishment of the chick, 

 the chalazse for its formation, 328. 



his opinion of the efficient cause of 

 the chick refuted, 350. 



on the order of the parts in genera- 

 tion from the egg, 397. 

 Fishes, have only one ventricle to their 



heart, 35. 

 Fruitfulness, the cause of, 291. 



GALEN, on the uses of the pulse, 9. 



his experiment to prove that the 



arteries contain blood, 11. 

 his experiment to prove that the 



arteries expand and are filled like 



bellows, 13. 

 on the semilunar valves, and the 



Eassage of the blood through the 

 ings from the right to the left 

 side of the heart, 42. 

 his experiment performed by HAR- 

 VEY, 110. 



