CONTENTS. 



PAGE 



Weber's law, 173 



Cutaneous sensation, . . . , 173 



Temperature sense, 176 



CHAPTER XI. 

 VISION. 



Dissection of the eye, 178 



Physiological optics, , 179 



Miscellaneous experiments, . 187 



Normal vision, 188 



Abnormal vision, 190 



Correction of refractive defects, 191 



Ophthalmoscopy, 192 



Perimetry, 193 



Drugs acting locally on the eye, 194 



[ix] 



