reflex sympathetic dystrophy

overactivity of the sympathetic nervous system, which may occur following local injury, usually to a limb, that is associated with damage to nerves and blood vessels. It results in pain; limb disuse; shiny, thin skin; loss of hair; and bone demineralization.

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Psychology term of the day

May 8th 2024

word-length effect

in a test of memory span, the fact that one can usually remember a greater number of shorter words than longer words. Short-term retention is affected by the length of time it takes to rehearse the words.