How to Use norepinephrine in a Sentence

norepinephrine

noun
  • But since the 1970s, it’s been thought that norepinephrine is not involved in this system during certain stages of sleep.
    Quanta Magazine, 22 Mar. 2022
  • Cole found these men produced more of the hormone norepinephrine—a key driver of our fight-or-flight response.
    Florence Williams, Wired, 14 Feb. 2022
  • As people fall in love, the brain begins to release the hormones dopamine, norepinephrine, and serotonin.
    Brandon Keim, WIRED, 16 June 2011
  • These drugs increase the levels of dopamine and norepinephrine in the brain by blocking their reuptake.
    Avery Hurt, Discover Magazine, 22 Mar. 2023
  • The flushed skin, pounding heart and rapid breathing are the fault of norepinephrine and adrenaline kicking on my fight or flight instinct.
    Christie Wilcox, Discover Magazine, 26 July 2012
  • Together, norepinephrine and serotonin account for just a few percentage of the synapses in the brain.
    Steven Strogatz, Quanta Magazine, 23 May 2024
  • The brain send a distress signal, and the hormones adrenaline and cortisol are released, as well as norepinephrine, dopamine.
    The Editors, Marie Claire, 8 July 2019
  • The hormones epinephrine and norepinephrine play a key role in the response, increasing heart rate and blood pressure.
    Kelly Servick, Science | AAAS, 12 Sep. 2019
  • One of the great misconceptions about brain chemistry is that the brain is dominated by norepinephrine and serotonin.
    Steven Strogatz, Quanta Magazine, 23 May 2024
  • Positive thinking also increases the levels of feel-good hormones like serotonin and norepinephrine, which prime the brain to seek more of the same positive vibes.
    Jamie Kiffel-Alcheh, National Geographic, 4 May 2020
  • People with sepsis, for instance, had a higher mortality rate when there was a shortage of the drug norepinephrine.
    Jen Christensen, CNN, 22 Mar. 2023
  • The boost in dopamine is thought to create feelings of enhanced pleasure, and the norepinephrine increase raises heart rate and blood pressure — boosting alertness and energy.
    Meghana Keshavan and Olivia Goldhill, STAT, 9 Aug. 2024
  • The hormone, norepinephrine, is naturally found in the body, but more of this chemical is released into the bloodstream when the body detects higher levels of stress.
    Shraddha Chakradhar, STAT, 2 Dec. 2020
  • Neurotransmitters like norepinephrine, adrenaline, and dopamine filter into the amygdala, stimulating the brain to tell the heart and lungs to beat and breathe faster.
    Erika Hayasaki, Wired, 23 Feb. 2021
  • The shock of being blasted by cold water provides a quick, natural high by elevating levels of dopamine and norepinephrine in our brains.
    Brianna Randall, Discover Magazine, 5 Dec. 2022
  • The dopamine and norepinephrine must really be flowing this morning, because suddenly Nayte is all in.
    Kristen Baldwin, EW.com, 15 Dec. 2021
  • The medications work on an enzyme, monoamine oxidase, that boost levels of serotonin, norepinephrine and dopamine in the brain, easing the symptoms of depression.
    Jodi Helmer, Fortune Well, 26 Mar. 2023
  • Your body responds by increasing levels of norepinephrine, a neurotransmitter that increases your heart rate, and your brain sends signals to the blood vessels in your legs to constrict to push the blood back up, Dr. Grubb says.
    Cindy Kuzma, SELF, 10 June 2024
  • Frequent disruptions put us on high alert like a jack-in-the-box, triggering a release of adrenaline, norepinephrine and cortisol.
    Brittany Harker Martin, Fortune Well, 4 May 2023
  • Wang has long studied norepinephrine because of its role in thinking and complex behaviors.
    Karen Weintraub, Scientific American, 16 Jan. 2020
  • In a 2020 paper, for example, researchers found that injecting mice with norepinephrine—the body’s fight-or-flight hormone—caused melanocyte stem cells to rapidly transform into melanocytes and migrate away from the follicle.
    Connie Chang, Popular Mechanics, 3 July 2023
  • Serotonin, dopamine, acetylcholine and norepinephrine are a few neurotransmitters in the body.
    Avery Hurt, Discover Magazine, 22 Mar. 2023
  • 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
  • Green tea may boost the metabolism by increasing the production of the fat-burning hormone norepinephrine.
    Norcal Marketing, Chron, 4 Feb. 2021
  • Green Tea Extract speeds up your metabolism and strengthens the effects of fat-burning hormones like norepinephrine.
    Dallas News, 7 Aug. 2022
  • There, the brain produces norepinephrine, a fight-or-flight chemical that increases alertness and decreases pain and tiredness.
    Maddie Bender, Scientific American, 10 June 2021
  • There’s also lofexidine, a non-opioid treatment that reduces the release of norepinephrine, a neurotransmitter that is thought to play a role in many of the symptoms of opioid withdrawal.
    Houston Chronicle, 7 July 2018
  • Tyrosine also helps to produce dopamine and norepinephrine, which many animals secrete in response to stress.
    Viviane Callier, Scientific American, 1 Sep. 2022
  • Chest pain, spasms, and elevated levels of the stress hormones norepinephrine and epinephrine are a few of the potential reactions.
    Blake Bakkila, Health.com, 9 Feb. 2018
  • Movement is also proven to be beneficial in stabilizing mood, which is essential as PD impacts the areas of the brain that produce dopamine, serotonin, and norepinephrine.
    Malissa Rodenburg, Outside Online, 31 Oct. 2022

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'norepinephrine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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