VI 



CONTENTS. 



f the Higher Organs of Sense : Pages 537 — 608. 



I. Op the Organ op Vision: Pages 537 — 584. 



§ 223. Enumeration of Parts thereof. 



A. Of the Eyeball. 



§ 224. Fibrous Tunic of the Eye 



§ 225. Vascular Tunic, or Uvea . 



§ 226. The Retina 



§ 227. The Crystalline Lens 



§ 228. The Vitreous Body . 



B. Accessary Organs. 

 § 229. Eyelids, Conjunctiva and Lacrymal Apparatus 



Physiological Remarks on the Organ of Vision. 

 § 230. Development; Investigation; and Literature. 



II. Of the Organ op Hearing: Pages 584 — 601, 



§ 231. Enumeration of Parts thereof. 



§ 232. External and Middle Ear 



§ 233. Vestibule and Semicircular Canals 



§ 234. Cochlea ........ 



[II. Of the Organ of Smell: Pages 601 — 608. 



§ 235. Parts and Structure thereof .... 



5 37 



537 

 54-5 

 552 

 565 

 569 



574 

 578 



584 

 585 

 587 

 589 



601 



