396 



Myocardium, 52, 106 

 Myotome, chick, 62 



human, 299 



pig, 119 



Nail, human, 308 



Naris, 370 



Nasal passages, 157 



pits, human, 370 

 pig, 97, 120 



processes, 153, 370 

 Naso-turbinal anlage, 373 

 Neck-bend, 147, 346. See Cervical flexure 

 Nephrogenic cord, 205, 208 



tissue, 128, 210 

 Nephrostome, 203 

 Nephrotome, chick, 62 



human, 204 

 Nerve fibers, histogenesis of, 310 

 Nerves, abducens, 123, 359 



acoustic, 100, 124, 356 



cerebral, 355 



chorda tympani, 124, 361 



facial, 100, 123, 360 



femoral, 354 



glossopharyngeal, 101, 124, 361 



hypoglossal, 101, 124, 358 



mandibular, 123, 359 



maxillary, 123, 359 



oculomotor, 100, 123, 358 



olfactory, 123, 355 



ophthalmic, 123, 359 



optic, 123, 356 



phrenic, 192, 353 



sciatic, 354 



spinal, 124, 351 



accessory, 101, 124, 362 



superficial petrosal, 361 



sympathetic, 364 



trigeminal, 100, 123, 359 



trochlear, 123, 359 



vagus, 101, 124, 362 

 Nervous system, 54, 99, 122 

 Neural crest, 100, 313 



folds, 45, 309 



groove, 45, 309 



tube, 45, 330 

 Neurenteric canal, 41 

 Neuroblasts, 311, 313 

 Neuroglia, origin of, 310, 317 

 Neuromeres, 54, 112 

 Neurone theory, 315 

 Neurones, 312, 313 

 Neuropore, anterior, 54, 319 



INDEX 



Neutrophiles, 254 

 Node of Ranvier, 316 



primitive, 44, 61 

 Nodulus cerebelli, 334 

 Normoblasts, 252 

 Notochord, origin of, 42, 46 



chick, 49 



human, 46 

 Notochordal canal, 41 



plate, 40 

 Nuclei of origin, 332 



terminal, 332 

 Nucleolus, 17 

 Nucleus ambiguus, 362 



caudatus, 343 



cuneatus, 332 



dentatus, 335 



gracilis, 332 



lenticular, 343 



of ovum, 17 



of pons, 333 



olivary, 333 



ruber, 335 



Obex, 332 



(Esophagus, 151, 177. See Esophagus 



Olfactory bulb (lobe), 344 



fossa, 369 



nerves, 123, 335 



organ, 369 



placode, 369 



tracts, 344 

 Olivary body, inferior, 333 

 Omental bursa, 197 



inferior recess of, 198 

 Omentum, 141, 178, 199 

 Oocyte, 28 

 Oogonia, 28 

 Operculum, 347 

 Optic chiasma, 328 



cup, 67, 374 



nerve, 123, 356 



recess, 341 



stalk, 374 



vesicle, 49, 54, 328 

 Ora serrata, 379 

 Organ of Jacobson, 355, 372 



spiral, 384 

 Ostium abdominale, 218 



vagina;, 228 

 Otic vesicle, 55, 382 

 Otoconia, 384 



Otocyst, 55, 67, 89, 100, 133, 382 

 Ova, primordial, 223 



