| 释义 |
nor·ep·i·neph·rine AHD[nôr'ĕp-ə-nĕfʹrĭn] D.J.[ˌnɔːrepəˈnefrɪn]K.K.[ˌnɔrɛpəˈnɛfrɪn]n.（名词）- A substance, C8H 11NO 3, both a hormone and neurotransmitter, 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. Also called noradrenalin 去甲肾上腺素：一种物质，C8H 11NO 3，是激素和交感神经冲动介导者，有强大的血管收缩作用和神经传导作用，会引起血压、心率和血糖含量的增高 也作 noradrenalin
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