412 



INDEX 



Ventricle, lateral, 117, 329 



of heart, 59, 85, 92, 99, 249, 251, 258 



of larynx, 167 



second, 329 



terminal, 326 



third, 117, 329, 341 

 Ventricular limb, 249 

 Ventro-lateral arteries, 101, 124 

 Vermiform process, 176 

 Vermis cerebelli, 336 

 Vernix caseosa, 76, 294 

 Vertebrae, 309, 310 



chondrification of, 310 



ossification of, 310 



pig, centra of, 143 



variations in number, 316 

 Vertebral arch, 310 



arteries, 124, 264 



Vertebrate head, segmentation of, 365 

 Vesicle, auditory, 385 



blastodermic, 27 



brain, primary, 321, 326 



cervical, 163 



lens, 61, 376, 379 



optic, 44, 46, 48, 61, 343 . . 



otic, 47 



seminal, 219 

 Vesicular follicles, 216 

 Vestibular anlage, 385 



ganglia, 358 



glands, 228 



membrane, 387 

 Vestibule, 221 

 Villi, anchoring, 238 



of chorion, 73, 74, 233, 237 



of intestine, 1 74 



origin of, 74 

 Viscera, lateral dissections, 140 



pig, dissections of, 93 

 Visceral ganglia, 358 



mixed nerves, 361 



pleura, 170 



Vitelline arteries, 47, 59, 64, 88, 101, i24,-26o, 

 261, 262 



Vitelline arteries, chick, 44 

 circulation, 48 

 duct, 161 

 membrane, 7 



veins, 51, 64, 88, 100, 126, 183, 259, 261, 268 

 chick, 41, 42, 43 

 left, 100 

 right, ipo 



Vitello-umbilical trunk, 88, 259 

 Vitreous body of eye, 380 

 Vocal cords, 167 

 Vomer, 314 

 Vomero-nasal organ, 358, 374 



WHITE blood corpuscles, 245. See also Leuco- 

 cytes. 



commissure, 325 



fibrous connective tissue, 284 



rami, 366 



Whole embryos for study, 139 

 Winslow's foramen, 137, 191 

 Wirsung, duct of, 180 

 Witch milk, 297 

 Wolffian ducts, 85, 99 



XIPHOID process, 311 

 cleft, 316 



YELLOW bone marrow, 290 

 Yolk, 7 



sac, 67, 68, 69, 70, 79 



stalk, 67, 68, 79, 81, 122, 161, 173 



ZONA pellucida, 7 

 Zone, ependymal, 301 



marginal, 301 



nuclear, 301 



segmental, 66 

 Zonula ciliaris, 381 

 Zuckerkandl's bodies, 368 

 Zygomatic bone, 314 



