INDEX. 



661 



Nuclei, pontile, 473, 526, 537 



receptive, 474 



red (ruber), 473, 524 



terminal of afferent nerves of epi- 



chordal brain, 525 to 532 

 of tractus solitarius, 469, 526, 531 

 of V, 467, 5 2 7. 53. S3 1 

 of VIII, 469, 529 



tracts from Deiter's, 473, 518 

 Nucleoli, function of, 2 



false, i 



true, 2 



Nucleoplasm, i 

 Nucleus, the, i 



ambiguous, X, 495, 524 



caudatus of corpus striatum, 553 



commissuralis, 526 



dentatus, 478, 479, 537 



diffuse, 2 



dorsal efferent, X, 495 



functions of, 2 



habenulae, 462, 540 



incertus, 531 



inferior olivary, 473, 526, 527, 531 



intercalatus, 531 



lateral, 527 



lenticularis, 553 



lentiformis, 553 



of Darkschewitsch, 524 



sperm, 37 



structure of, i 

 Nutrition of earliest stages of embryo, 108 



Obex, 520 



Obturator foramen, 207 

 Occipital bone, 194, 196 

 Occipital depression, 146 

 Occulomotor, III, nerve, 469 

 Odontoblasts, 326 

 Odontoid process (dens), 188 

 CEsophageal region, 318 

 (Esophagus, the, 336 



anomalies of, 357 



methods of study of, 3 59 

 Olfactory apparatus, see Nose 



area (see also Arc hi pallium), 565 



bulbs, 459, 548 



lobes, 476, 485, 547, 548 



anterior, 476, 546, 547, 548, 589 

 posterior, 476, 546, 547, 548, 589 



I, nerve, 4^4, 475, 508, 512 



peduncle, 548 



placodes, 589 



stalk, 548 



tracts, 474, 475, 512, 544 

 Olives, accessory, 527 



inferior, 473, 526, 527, 531 



superior, 530 



Olivo-cerebellar fibers, 528, 536 

 Omenta, anomalies of, 384 

 Omental bursa, 380 



epiploic foramen of, 380 

 Omentum, 379 



greater, 380 



lesser, 381 

 Omosternum, 215 

 Omphalocele, 622 

 Omphalomesenteric arteries, 105, 107,239 



Omphalomesenteric veins, 106, 238 

 Oocyte, primary, 10, n, 20 



secondary, 21 



Opercula of insula, 559 560 

 Optic apparatus, see Eye 



chiasma, 512, 538 



CU P, 576, 579, 587 



depression, 573 



evagination, 574, 586 



lobes, 462, 474, 475 



II, nerve, 461, 474, 512, 537, 586 



neurone, first or distal, 583 

 second or middle, 583 



radiation, 477, 478 



stalk, 574, 586 



thalami, 586 



tract, 475, 512, 537, 586 



vesicles, 144, 461, 481, 574 



vesicle area, 574 

 Ora serrata, 580 

 Orange G, 636 

 Oral fossa, 143, 151 



pit, 319 



Orbitosphenoid bone, 195 

 Organ of Corti, 467, 474, 565, 597 



of Giraldes, 421 



of Rosenmiiller, 419 

 Organogenesis, 163 

 Origin of the aorta from both ventricles, 



286 



Orth's fluid, 632 

 Os calcis (calcaneus), 208 



centrale, 217 



coxae, 207 



Ossa suprasternalia, 189 

 Osseous tissue, 173 

 Ossification center, 175, 178 



endochondral, 176 



intracartilaginous, 176 



intramembranous, 173 



subperiosteal, 176, 178 



stage, 1 86 



Osteoblasts, 175, 275 

 Osteoclasts, 175, 275 

 Osteogenetic tissue, 175, 177 

 Ostium abdominale tubae, 418 



atrio-ventriculare, 232 

 Otic ganglion, 508 

 Otocyst, 592 

 Ova, alecithal, 12, 42, 43 



centrolecithal, 12, 42, 45 



primitive, 411 

 number of, 413 



telolecithal, 12, 42, 44, 46 

 Ovarian cysts, 614 



(Graafian) follicle, 412 

 liquor folliculi, 412 

 rupture of, 413 

 stratum granulosum of, 412 



zona pellucida, 412 



radiata, 412 



Ovarian ligament, the, 426 

 Ovary, the, 409 



anomalies of, 437 



corpus haemorrhagicum, 414 

 luteum, 413 



descent of, 426, 441 



