PSYC 2390 Chapter Notes - Chapter 2: Vitreous Body, Visual Impairment, Albinism
13 Mar 2017
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Light, the eye, and the visual receptors: light: the stimulus for vision. Legally blind darker than actually is) perceive (lets in light) by electric charges and is radiated as waves. Range from 10^-2 meters to 10^4 meters) skin and eye that is used to protect eyes from too much light (will see blood vessels in eyes, giving a pinkish appearance) Short wavelengths = blue, middle = green, long = yellow, orange and red: the eye. Electromagnetic spectrum continuum of electromagnetic energy that is produced. Wavelength the distance b/w the peaks of the electromagnetic waves. Visible light energy within the electromagnetic spectrum that humans can. Pupil light reflected from objects in the environment enters this part of the eye. Iris controls how much light enters (controlled by ans) Albinism associated with the iris only & lack melanin that is used for color in hair, Senile meiosis as one ages, pupil can"t dilate as much (may believe environment is.
