dark adaptation

the ability of the eye to adjust to conditions of low illumination by means of an increased sensitivity to light. The bulk of the process takes 30 minutes and involves expansion of the pupils and retinal alterations, specifically the regeneration of rhodopsin and iodopsin. See also rod–cone break. Compare light adaptation.

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Psychology term of the day

April 26th 2024

research protocol

the complete description of one’s outline or plan for conducting a study. It should be as detailed as possible, including elements such as the research hypothesis to be addressed and the rationale for doing so; the materials and resources that will be required; the timeline or duration; the precise sampling, measurement, and analysis procedures that will be used; a discussion of any ethical considerations; and a description of strengths and limitations.