Sio 



INDEX. 



(Esophagus, action of in deglutition, 

 265. 



reflex movements of, 500. 

 Oil, absorption of, 364, 373. 

 Oily matter, 1 1. 



coated Avitli albumen, 359. 

 Oleaginous principles, digestion of, 



286, 313, 330, 338. 

 Olein, ii. 

 Olfactory cells, 632. 



lobes, functions of, 521. 



nerve, 631. 



subjective sensations of, 635. 

 Olivary body, 511. 



fasciculus, 512. 

 Ophthalmic ganglion, relation of 



third nerve to, 539. 

 Optic lobes, corpora quadrigemina, 

 homologues of, 521. 



functions of, 521. 



nerve, decussation of, 668. 

 fibres of, 475. 



point of entrance insensible to 

 sight, 663. 



thalamus, function of, 521. 



vesicle, primary, 770. 



secondary, 772. 

 Optical angle, 655. 

 Ora serrata of retina, 638. 

 Oral canal and oral opening, 620. 

 Organic compounds, instability of, 9. 



peculiarities of some, 8. 



processes, influence of sympathetic 



nerve upon, 573. 

 Organisation, definition of, 8. 

 Organs, plurality of cerebral, 534. 

 Organs of sense, development of, 7 70. 

 Os orbiculare, 674. 

 Os uteri, 717. 

 Osmosis, 368. 

 Osseous labyrinth, 676. 

 Ossicles of the ear, 674. 



office of, 685. 

 Ossicula auditus, 674. 

 Ossification, 49. 

 Otoconia or Otolithes, 679. 



use of, 690. 

 Ovaries, 714. 



enlargement of at puberty, 723. 



Graafian vesicles in, 7 1 8. 

 Ovisacs, 718. 

 Ovula Nabothi, 717. 

 Ovum, 719. 



action of seminal fluid on, 738. 



Ovum, continued. 



changes of in ovary, 722. 



previous to formation of em- 

 bryo, 739. 



subsequent to cleaving, 741. 

 in uterus, 742. 

 cleaving of yelk, 740. 

 connection of with uterus, 751. 

 discharge of from ovary, 723. 

 formation of, 721. 

 germinal membrane of, 742. 

 germinal vesicle and spot of, 720. 

 impregnation of, 731. 

 structure of, 719. 



Oviduct, or Fallopian.tube,7i4, 715. 

 Oxalic acid in urine, 463. 

 Oxygen, 



in blood, 89, 219. 

 consumed in breathing, 210, 215. 

 effects of, on colour of blood, 85. 

 on pulmonary circulation, 166. 

 proportion of to carbonic acid, 



2I 5- 



union with carbon and hydrogen, 

 producing heat, 236. 



P. 



Pacinian bodies or corpuscles, 471. 

 Pain excited by the mind, 712. 



in paralysed parts, 479. 

 Palate in relation to deglutition, 264. 



nerves of, 559. 

 Palate and uvula in relation to voice, 



6 1 8. 



Palmitin, 11. 

 Pancreas, 312. 



development of, 775. 

 functions of, 312. 

 Pancreatic fluid, 312. 

 Pancreatin, ib. 

 Papilla?, 



of the kidney, 441. 

 of skin, distribution of, 421. 

 end-bulbs in, 425, 426. 

 epithelium of, 425. 

 nerve -fibres in, 422. 

 supply of blood to, 422. 

 touch corpuscles in, 423. 

 of teeth, 54. 

 of tongue, 698, 700. 



cireumvallate or calyciform, 

 701. 



