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Term Definition
ValiumA depressant drug of the benzodiazepine family that relieves anxiety.

ventral tegmental area(VTA) The group of dopamine-containing neurons that make up a key part of the brain reward system. The key targets of these neurons include the nucleus accumbens and the prefrontal cortex.

vesiclesTiny sacks within axon terminals that produce, release, and store neurotransmitters.

visual cortexA brain region in the back of the head that allows us to perceive the visual information gathered by our eyes.

Special Thanks:
Addiction Studies Program - Wake Forest University School of Medicine
False Messengers: How Addictive Drugs Change the Brain by David Friedman, PhD, and Sue Rusche, Harwood Academic Publishers, Amsterdam, The Netherlands, 1999. [www.addictionstudies.org]