Norepinephrine, also called levarterenol and noradrenalin, is a hormone and neurotransmitter.
It is secreted by the adrenal medulla and the nerve endings of the sympathetic nervous system to cause vasoconstriction and increases in heart rate, blood pressure, and the sugar level of the blood.
This glossary is designed to explain some of the jargon and gobbledygook used by some people when they talk about autism or research..
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