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Related Flashcards
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Cards In This Set
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The experience of sensory stimulation
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Sensation
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A specialized cell that responds to a particular type of energy
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Receptor cell
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The conversion of physical energy into coded neural signals
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Transduction
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The least amount of energy that can cause a sensation, and the point at which a person can detect a stimulus 50% of the time
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Absolute threshold
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When our senses automatically adjust to the overall average level of stimulation in a particular setting
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Adaptation
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The smallest change in stimulation that can be detected 50% of the time
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Difference threshold (just-noticeable difference)
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The principle that the difference threshold for any given sense is constant fraction or proportion of the stimulation being judged
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Weber's law
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Below the level of awareness
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Sublimation
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Extra power of perception/ do not use ordinary senses
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Extrasensory perception
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Transparent part of the eye behind the pupil that focuses light onto the retina
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Lens
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The lining of the eye containing receptor cells that are sensitive to light
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Retina
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The area of the retina that is the center of visual field, objects are sharpest here
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Fovea
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The different energies represented in the electromagnetic spectrum
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Wavelengths
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Receptor cells in the retina responsible for night vision and perception of brightness
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Rods
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Receptor cells in the retina responsible for color vision
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Cones
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