单词	noradrenaline
释义	noradrenaline /ˌnɔːrəˈdrɛn(ə)lɪn / noun [mass noun] Biochemistry A hormone which is released by the adrenal medulla and by the sympathetic nerves and functions as a neurotransmitter. It is also used as a drug to raise blood pressure. Chemical formula: (HO)2C6H3CHOHCH2NH2. To date, we know of approximately 300 substances that act as neurotransmitters, including endorphins, neuropeptides, adrenaline, noradrenaline and acetylcholine.... The tumor increases production of adrenaline and noradrenaline, raising blood pressure. This amino acid fights fatigue by pumping up your levels of the energizing neurotransmitters dopamine, noradrenaline, and adrenaline. Origin 1930s: from nor- + adrenaline.
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