ADAPTATION OF THE PUPIL LIGHT REFLEX

THE RECEPTORS which catch the quanta and thereby give rise to a change in pupil size are no doubt, those with which we see, (ALPERN and BENSON, 1953; ALPERN and CAMPBELL, 1962; ALEXANDRIDIS and KOEPPE, 1969). But, in man, the nerve pathways for vision include the striate cortex, while those for the pupil light reflex involve only midbrain nuclei. Ho