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Visual apparatus Visual pathway Cortical visual fields

Visual apparatus Visual pathway Cortical visual fields

Visual apparatus Visual pathway Cortical visual fields

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Processing in the Retinal Ganglion CellEach ganglion cell ONLY responds to the presence or absence oflight in its receptive fieldReceptive field is the area of <strong>visual</strong>space to which a given cell responds•GGanglion cell receptive <strong>fields</strong> arecircular.Ganglion cell receptive <strong>fields</strong> have aconcentric antagonistic surround.on-center cells mostly excited bylight falling on the center of thereceptive fieldoff-center cell mostly excited bylight in the surround.

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