PSYCH261 Chapter Notes - Chapter 6.1: Membrane Potential, Ciliary Muscle, Dominant Wavelength
12 Oct 2018
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Psych 261 textbook chapter 6. 1 reading summary. Sensory receptor: a specialized neuron that detects a particular category of physical events. Sensory transduction: the process by which sensory stimuli are transduced into slow, graded receptor potentials. Receptor potential: a slow, graded electrical potential produced by a receptor cell in response to a physical stimulus. Hue: one of the perceptual dimensions of color; the dominant wavelength. Brightness: one of the perceptual dimensions of color; intensity. Saturation: one of the perceptual dimensions of color; purity. Vergence movement: the cooperative movement of the eyes, which ensures that the image of an object falls on identical portions of both retinas. Saccadic movement (suh kad ik: the rapid, jerky movement of the eyes used in scanning a visual scene. Pursuit movement: the movement that the eyes make to maintain an image of a moving object on the fovea.
