meninges

pl. n. (sing. meninx) the three membranous layers that provide a protective cover for the brain and spinal cord. They consist of a tough outer dura mater, a middle arachnoid mater, and a thin, transparent pia mater, which fits over the various contours and fissures of the cerebral cortex.

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Psychology term of the day

February 1st 2025

blank trial

a trial within an experiment that uses irregular or meaningless stimulus conditions to prevent the participant from guessing or giving automatic responses. See also catch trial.