THE VISUAL SYSTEM

10/14/2000


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Table of Contents

THE VISUAL SYSTEM

THE VISUAL SYSTEM SENSES ELEECTROMAGNETIC RADIATION

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ANATOMICAL ORGANIZATION

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THE PHOTORECEPTORS

BEFORE A PHOTON ARRIVES

AFTER A PHOTON ARRIVES

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RETINA’S NEURAL NETWORK

HORIZONTAL CELLS INHIBIT ADJACENT PHOTORECEPTORS

RECEPTIVE FIELDS

PATERNS OF EXCITATION/INHIBITION

PATHWAYS FOR VISUAL INFORMATION

ORGANIZATION OF PHOTORECEPTORS

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RECEPIVE FIELDS IN THE LATERAL GENICULATE AND SENSORY CORTEX

VISUAL ORIENTATION COLUMNS

COLOR VISION

THREE KINDS OF CONES

COLOR NEURONS

LENS DEFECTS

NEARSIGHTEDNESS (MYOPIA)

FARSIGHTEDNESS (HYPEROPIA)

VISUAL FIELD DEFECTS

Author: D. C. Mikulecky

Email: mikuleck@hsc.vcu.edu

Home Page: http://views.vcu.edu/~mikuleck/

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