| 单词 | 髓质 |
| 释义 | 〔epinephrine〕A hormone secreted by the adrenal medulla that is released into the bloodstream in response to physical or mental stress, as from fear or injury. It initiates many bodily responses, including the stimulation of heart action and an increase in blood pressure, metabolic rate, and blood glucose concentration. Also called adrenaline 肾上腺素：肾上腺髓质分泌的荷尔蒙，由于肉体或精神的压力，如恐惧或受伤，而进入血液。它激发很多生理反应，包括刺激心脏活动，升高血压， 增加新陈代谢频率和血液中葡萄糖的浓度 也作 adrenaline〔pheochromocytoma〕A usually benign tumor of the adrenal medulla or the sympathetic nervous system in which the affected cells secrete increased amounts of epinephrine or norepinephrine.嗜铬细胞瘤：肾上腺髓质或交感神经系统的一种通常为良性的肿瘤，其中这种患病的细胞分泌会增加肾上腺素与正肾上腺素的数量〔medulla〕The inner core of certain organs or body structures, such as the marrow of bone.髓质：某些器官或身体结构的内部或深部，如骨髓〔chromaffin〕chromaffin cells of the adrenal medulla.肾上腺髓质的嗜铬细胞〔medulla〕The pith in the stems or roots of certain plants.木髓：某些植物茎或根中之髓质 |
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