PSYC 111 Lecture Notes - Lecture 25: Cornea, Retina, Visual Cortex
Document Summary
The experience of sensory stimulation (i. e. touch, vision, hearing, taste, smell. ) The process of organizing and interpreting raw sensory information. Stimulus energy sensory receptors neural impulses brain. Turn contact with a specific sensory stimulus into an electrical signal. The minimal sensory information that is needed for perception. Vision: a single candle flame from thirty miles on a dark clear night. Hearing: the tick of a watch from twenty feed in total quiet. Smell: one drop or perfume in a six-room apartment. Taste: one teaspoon sugar in two gallons of water. Touch: the wing of a bee on your cheek, dropped from one centimeter. Clear outer membrane that bends light to focus it in the eye. The hole in the iris through which light passes. The structure that focuses light on the retina. Lining in the back of the eye that contains visual receptor cells. Center of our field of vision includes the greatest concentration of cone cells.
