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Study of the physiological basis of behaviour. Traditional specializations in the field cover perception, motivation, emotion, learning, memory, cognition, or mental disorders. Also considered are other physical factors that affect the nervous system, including heredity, metabolism, hormones, disease, drug ingestion, and diet. An experimental science, physiological psychology relies heavily on laboratory research and quantitative data.
This entry comes from Encyclopædia Britannica Concise. For the full entry on physiological psychology, visit Britannica.com.