Glossary P

Glossary P

Pyramidal motor system the system that originates in the cerebral cortex and controls voluntary movement.

Pyromania refers to an Impulse-Control Disorder involving the persistent, compelling and irresistible urge to start or to set fires. It is also defined as a pattern of deliberate setting of fires for pleasure or satisfaction derived from the relief of tension experienced before the fire-setting.

Pyrrho of Elis (ca. 360 - 270 B.C.) was the founder of Skepticism.

Pythagoras (ca. 580–500 B.C.) is the Greek scholar who suggested that the brain is at the center of human reasoning and plays a central role in the "soul's life."

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