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excitotoxicity

n. the property that causes neurons to die when overstimulated (e.g., by large amounts of the excitatory neurotransmitter glutamate).

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Psychology term of the day

November 22nd 2024

precompetition anxiety

precompetition anxiety

increased cognitive and physiological arousal before a competition. Precompetition anxiety may facilitate or inhibit performance, depending on the performer’s perception of readiness or apprehension. See debilitative anxiety; facilitative anxiety.