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SENSATION AND PERCEPTION_WEEK 3

SENSATION AND PERCEPTION_WEEK 3 - D Bipolar cells...

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SENSATION AND PERCEPTION WEEK 3: VISION—OPTICS, TRANSDUCTION, RETINAL PROCESSING I. The electromagnetic spectrum II. Structure of the eye III. Transduction of light into neural signals: rhodopsin and iodopsins IV. Rods and cones V. The retina: Structure and organization A. Receptors (rods and cones) B. Horizontal cells C. Bipolar cells D. Amacrine cells E. Retinal ganglion cells VI. The retina: Function A. Concept of the receptive field (RF) B. Receptors: capturing light and hyperpolarization C. Horizontal cells: start processing with lateral inhibition
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Unformatted text preview: D. Bipolar cells: convergence from the periphery; on-off concentric RFs E. Amacrine cells: contrast enhancement (poorly understood) F. Retinal ganglion cells: final processing; generation of action potentials in optic nerve G. Melanopsin to control circadian rhythms VII. What can go wrong? Diseases of the eye A. Retinitis pigmentosa B. Macular degeneration C. Retinal detachment D. Diabetes mellitus E. Hypertension F. Retinoblastoma...
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