Introduction - The term psychology comes from two Greek words: psyche, which means "soul," and logos, "the study of." Psychology is the scientific study of behavior and the mind. Psychology investigates an enormous range of phenomena: learning and memory, sensation and perception, motivation and emotion, thinking and language, personality and social behavior, intelligence, infancy and child development, mental illness, and a lot more. Psychologists examine these topics from many different perspectives. Some conduct detailed biological …showed first 75 words of 799 total…

…showed last 75 words of 799 total…profiling, and the insanity defense. Polygraph - an electronic device that simultaneously senses and makes record of several primary physiological indices; including blood pressure, heart rate, respiration patterns, galvanic skin response (GSR) and the ability for skin to conduct electrical currents that are associated with levels of perspiration. Side Note: Employee Protection Act of 1988 prohibits most employment-related uses. Although Drug, Nuclear Power, and Security industries; along with the US government are exempt from the Act.