extensor thrust

a reflex extension of the leg caused by applying a stimulus to the sole of the foot. The reflex normally occurs each time a person takes a step in walking or running, signaling a need for body support and providing the thrust for taking the next step. See also stretch reflex.

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Psychology term of the day

November 22nd 2024

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.