extrapyramidal tract

a motor portion of the central nervous system that includes the basal ganglia and some closely related structures (e.g., the subthalamic nucleus) and descending pathways to the midbrain. It regulates muscle tone and body posture and coordinates opposing sets of skeletal muscles and movement of their associated skeletal parts. Also called extrapyramidal motor system; extrapyramidal system.

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Psychology term of the day

November 15th 2024

self-serving bias

the tendency to interpret events in a way that assigns credit for success to oneself but denies one’s responsibility for failure, which is blamed on external factors. The self-serving bias is regarded as a form of self-deception designed to maintain high self-esteem. Compare group-serving bias.