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单词	catecholamine
释义	catecholamine noun cat·​e·​chol·​amine ˌka-tə-ˈkō-lə-ˌmēn  -ˈkȯ- : any of various amines (such as epinephrine, norepinephrine, and dopamine) that function as hormones or neurotransmitters or both Example Sentences Recent Examples on the Web Moodiness Overtraining can lead to a decrease in hormone production, specifically the hormone catecholamine, which can influence the sympathetic nervous system. Jeff Gaudette, Outside Online, 21 Jan. 2019 Much like with exercise and fasting, caffeine stimulates catecholamine secretion. Patrick Wilson, Outside Online, 13 Apr. 2020 Acute psychological stress can exacerbate catecholamine release and worsen nausea in some people, and these types of relaxation strategies are extremely low risk with strong potential upside. Patrick Wilson, Outside Online, 13 Apr. 2020 These catecholamine hormones are produced by your adrenal glands as well as by neurons in your central and peripheral nervous systems. Patrick Wilson, Outside Online, 13 Apr. 2020 One hypothesis is that a surge of catecholamines, or stress hormones, are toxic to the heart. NBC News, 25 Sep. 2019 Physiologically, when women don’t feel safe in a birth environment, the levels of stress hormone catecholamine rise causing labor to slow or even stop. Mariko Zapf, Good Housekeeping, 16 Nov. 2017 If the data is perceived as something that causes angst, the adrenal gland produces a hormonal secretion that results in the release of catecholamines, especially norepinephrine and epinephrine. NBC News, 26 Oct. 2017 Caffeine prompts the release of natural compounds called catecholamines, including norepinephrine, a stress hormone that can speed the heart rate. Maggie Fox, NBC News, 15 May 2017 See More Word History First Known Use 1954, in the meaning defined above Medical Definition catecholamine noun cat·​e·​chol·​amine ˌkat-ə-ˈkō-lə-ˌmēn, -ˈkȯ-  : any of various amines (as epinephrine, norepinephrine, and dopamine) that contain a dihydroxy benzene ring, that are derived from tyrosine, and that function as hormones or neurotransmitters or both
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