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off-center ganglion cell

a retinal ganglion cell that is inhibited by light in the center of its receptive field but is excited by light in the surround. See also off response. Compare on-center ganglion cell.

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Psychology term of the day

May 9th 2024

slow-wave sleep

slow-wave sleep

deep sleep that is characterized by increasing percentages of particular types of delta waves on the electroencephalogram, corresponding to Stages 3 and 4 of NREM sleep. See also sleep stages.