9-22-11.1Retina

9-22-11.1Retina - Rods Cones High Low In the dark…. Rod...

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The Visual System: Retinal Mechanisms
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Bipolar cell BP Retinal Organization Retinal Organization Photoreceptor Retinal Ganglion Cell RGC PR Optic Nerve Light
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Periphery Fovea Periphery Rods Cones
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G C = Cone G = Ganglion C C C G G G C C C Low convergence High convergence Receptive Field
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G C = Cone R = Rod G = Ganglion C C C G G G Low convergence High convergence R R R R R R Receptive Field
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Acuity? Rods Cones Low High
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Sensitivity?
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Unformatted text preview: Rods Cones High Low In the dark…. Rod releases glutamate Rhodopsin inactive In the light…. ↓ release of glutamate Rhodopsin becomes active Mach Bands Receptive field responses PR BP G PR BP G ↓ firing Horizontal Lateral Inhibition Hermann Grid BUT… http://www.michaelbach.de/ot/lum_herGridCurved/index.html...
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This note was uploaded on 09/25/2011 for the course PSYCH 310 taught by Professor Dr.morris during the Spring '11 term at Iowa State.

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9-22-11.1Retina - Rods Cones High Low In the dark…. Rod...

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