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learning

Judged: two independent readers; copy check clear.

plexus

plexus In this packet, plexus refers specifically to the choroid plexus, a brain structure examined for how it changes with aging.

In this packet, plexus refers specifically to the choroid plexus, a brain structure examined for how it changes with aging. It is described as helping regulate brain homeostasis as well as cognitive and motor function, and aging appears to alter its molecular activity more than its overall structure.