320 



HUMAN EMBRYOLOGY AND MORPHOLOGY. 



Mammalian cranium, Evolution of, 



161. 

 Mammary gland, Position of, 78. 

 Mammary line, 75. 

 Mammillary processes of vertebrae, 



154. 

 Mandibular processes and arch, 13. 

 Marginal gyrus, 210. 

 Mastoid, 59. 

 Maxillary processes, 8. 

 Maxillary process, Nerves and 



Arteries of, 11. 

 Maxillo-turbinal, 7. 

 Meckel's cartilage, 13, 14, 33. 

 Meckel's diverticulum, 273, 274. 

 Medulla oblongata, 197. 

 Medullary plate, 90. 

 Membrana pupillaris, 183. 

 Membrana tympani, 17, 33, 56. 

 Membranous labyrinth, Origin of, 57. 

 Meningocele, 166, 194. 

 Mesentery of appendix, 280. 

 Mesentery of small gut, 281. 

 Mesial nasal processes, 3. 

 Mesoblast, 89. 

 Meso-cephalic skull, 172. 

 Mesoderm, see Mesoblast. 

 Mesonephros, 102, 105. 

 Mesorchium, 132. 

 Meso-salphinx, 105. 

 Metacarpus, Flexors and extensors of, 



308. 

 Metopic suture, 163. 

 Microcephaly, 165. 

 Mid-brain, 202. 

 Mid-gut, 273. 

 Morula, 87. 



Mullerian ducts, 104, 110, 114. 

 Muller's muscle, 184. 

 Muscles, Abnormalities of, 308. 

 Muscles of body segment, 157. 

 Muscles of extremities, 307. 



Nails,- 73. 



Nasal air sinuses, Development of, 



23. 

 Nasal cavities, 20, 23. 

 Nasal duct, 6, 26. 



Nasal processes, 3. 



Nasal processes, Arteries and nerves 



of, 7. 

 Naso-palatine foramen, 5. 

 Neck, Development of, 28. 

 Neo-pallium, 207. 

 Nerves of body segment, 158. 

 Neural canal, 89. 

 Neural canal, Divisions of, 193. 

 Neural crest, 159. 

 Neural flexures, 202. 

 Neurenteric canal, 121, 195. 

 Notochord, 90, 145. 



Oblique vein of Marshall, 225. 

 Obturator fascia, 140. 

 Occipital bone, 165. 

 Occipital lobe, 189. 

 Occipito-atlanto - axial articulations, 



151. 

 Odonto-blasts, 65. 

 Oesophagus, 266. 

 Olfactory lobe, 21. 

 Olfactory nerves, 21. 

 Olfactory peduncle, 22. 

 Olfactory pits, 21. 

 Olfactory plates, 20. 

 Olfactory sense epithelium, Origin 



of, 20. 

 Olfactory structures, 20. 

 Olfactory tract, Termination[of, 22. 

 Omo-trachelian, 309. 

 Opercula, 214. 

 Opisthotic centre, 59. 

 Optic lobes, 189. 

 Optic nerve, 177. 

 Optic radiations, 189. 

 Optic thalami, 205. 

 Optic tracts, 187. 

 Optic vesicle, 177. 

 Oral plate, 18. 

 Ora serrata, 179. 

 Orbital muscles, 186. 

 Orbital plate, 185. 

 Orbit, Formation of, 184. 

 Organ of Corti, 58. 

 Organ of Geraldes, 107. 

 Organ of hearing, Development of, 49 



