Biopsych notes - The visual system UNIT 2 Sensory & motor...

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The visual system
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UNIT 2 Vision Hearing Touch Smell Taste Motor
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To "sense", we must be capable of converting stimuli in the environment into neural activity Transduction The conversion of one form of energy to another form
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Law of Specific Nerve Energies , Müller, 1838 The activity of a particular nerve always conveys the same kind of information to the brain. e.g., an individual neuron does not have the option of sending "rose odor" at one time and "bright red" at another time. Our perception is essentially an end result of which SENSORY nerves are ACTIVATED by peripheral nerve receptors. Details of the perception are supplied by the pattern , timing and strength of the activation. This is true for each of the senses.
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The Visual System Overview of the Visual Circuit
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Overview Bipolar cells Ganglion cells Lateral inhibition Blind spot
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Close up on the retina
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This note was uploaded on 02/28/2010 for the course PSY 49405 taught by Professor Lee during the Spring '10 term at University of Texas.

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Biopsych notes - The visual system UNIT 2 Sensory & motor...

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