| 单词 | norepinephrine |
| 释义 | norepinephrine /nawr'ep euh nef"rin, -reen/, n. 1. Also called noradrenaline. Physiol. a neurotransmitter, released by adrenergic nerve terminals in the autonomic and possibly the central nervous system, that has such effects as constricting blood vessels, raising blood pressure, and dilating bronchi. 2. Pharm. a commercial form of this substance used for emergency treatment of lowered blood pressure. [1940-45; NOR- + EPINEPHRINE] |
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