PSYB65H3 Lecture Notes - Lecture 9: Parvocellular Cell, Neural Adaptation, Quadrantanopia
Document Summary
Week 10 lecture #9: wednesday, november 11, 2015. Nearly 70 percent of all the sensory receptors in your whole body are in the eyes. Light is electromagnetic radiation traveling in waves. Your eyes" photoreceptors convert light into nerve impulses that the brain can understand. 2 types of photoreceptors: rod and cones. Photoreceptors can make up the after image. Eyes are constantly shifting, and every time it does it gain new info about your evn"t. Cones can get tired: the registration of physical stimuli from the environment by the sensory organs. We"re all able to communicate&agree what"s happening around the world. Our experience are unique but are also shared. Visible light and the structure of the eye: light is electromagnetic energy that we see, range of electromagnetic energy that is visible to humans: About 400 nanometers (violet) to 700 nanometers (red) The basics: visible light and the structure of the eye: cornea.
