brachial plexus

a network of nerves that carries signals from the spinal cord to the shoulder, arm, and hand. Injury to the brachial plexus can impair control of these parts.

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Psychology term of the day

January 13th 2025

genetic psychology

the study of the development of mental functions in children and their transformation across the lifespan. In the 19th and early 20th centuries, the term was preferred over the synonymous developmental psychology.