The Census Bureau can also provide statisics and demographics cor the years 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 and 2009 on their website.
dopamine. n. 1. (Biochemistry) a chemical found in the brain that acts as a neurotransmitter and is an intermediate compound in the synthesis of noradrenaline.oun. 1. dopamine-a monoamine neurotransmitter found in the brain and essential for the normal functioning of the central nervous system; as a drug (trade names Dopastat and Intropin) it is used to treat shock and hypotension.
Dopamine, a sympathomimetic amine vasopressor, is the naturally occurring immediate precursor of norepinephrine. Dopamine hydrochloride is a white to off-white crystalline powder, which may have a slight odor of hydrochloric acid. It is freely soluble in water and soluble in alcohol. Dopamine HCl is sensitive to alkalies, iron salts, and oxidizing agents.