CONTENTS 



§ 9. !Z7i€ '' Blind Spot." 



10. The Duration of a Luminous Impression. 



11. Sensations of Light Produced vnthout the Action of 



Light. 



12. The Functions of the Rods and Cones. 



13. Sensations of Colour and Colour-blindness. 



LESSON X 



THE COALESCENCE OF SENSATIONS WITH ONE 



ANOTHER AND WITH OTHER STATES OF 



CONSCIOUSNESS. Pp. 437-461 



§ 1. Sensations may be Simple or Composite. 



2. Judgments are Delusive, not Sensations. 



3. Subjective Sensations. 



4. Delusions of Judgment. 



5. The Incersion of the Visucd Image. 



6. Single Objects give rise to Single Images. 



7. The Judgment of Distance and jSi'te by the Brightness 



and >ire of Visual Images. 



8. Judgment of Form by Shadows. 



9. The Judgment of Changes of Form. 



10. Single Vision with Tiro Eyes. Corresponding Points. 



11. The Judgment of Solidity. 



LESSON XI 



THE NEEVOirS SYSTEM AND INNERVATION. 

 Pp. 452—534 



§ 1. The General Arrangement of the Nervous System,. 



2. The Investing Membranes of the Cerebro- Spinal 



System. 



3. The Arrangement and General Structure of the Spinal 



Cord and the Roots of the Spinal Nerves. 



