Examlex
Nixon's new relationship with China was made possible by:
Psychoactive Drugs
Substances that affect the mind, altering mood, perception, or brain function.
Perception
The process by which individuals organize and interpret sensory information to form a meaningful picture of the world.
Central Nervous System
The complex of nerve tissues that controls the activities of the body. In vertebrates, it comprises the brain and the spinal cord.
Stimulant
A type of drug that increases activity in the central nervous system, causing increased alertness, attention, and energy.
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