CONTENTS. xi 



General Development of the Human Nervous System During the First 



Month 479 



Histogenesis of the Nervous System .... 485 



Epithelial Stage Cell Proliferation 486 



Early Differentiation of the Nerve Elements 490 



Differentiation of the Peripheral Neurones of the Cord and Epichordal 



Segmental Brain 493 



Efferent Peripheral Neurones 493 



Afferent Peripheral and Sympathetic Neurones 496 



Development of the Lower (Intersegmental) Intermediate Neurones . 509 



Further Differentiation of the Neural Tube 513 



The Spinal Cord 513 



The Epichordal Segmental Brain 519 



The Cerebellum 532 



Corpora Quadrigemina 537 



The Diencephalon 538 



The Teiencephalon (Rhinencephalon, Corpora Striata and Pallium) . 545 



Rhinencephalon 547 



Corpora Striata and Pallium 548 



The Archipallium 553 



The Neopallium 559 



Anomalies 567 



Practical Suggestions 568 



References for Further Study 571 



CHAPTER XVIII. 



THE ORGANS OF SPECIAL SENSE 573 



sj The Eye . . . 573 



The Lens 575 



The Optic Cup -579 



The Retina. 580 



The Chorioid and Sclera 585 



The Vitreous 585 



The Optic Nerve . 586 



The Ciliary Body, Iris, Cornea, Anterior Chamber 587 



The Eyelids 588 



The Nose 589 



The Ear 592 



The Inner Ear V 592 



The Acoustic Nerve .... . 598 



The Middle Ear 599 



The Outer Ear - 600 



Anomalies 601 



Practical Suggestions 602 



References for Further Study 603 



